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Seoul to Osaka GMP, ICN → ITM, KIX, UKB

Gimpo International Airport (GMP), Incheon International Airport (ICN) → Itami Airport (ITM), Kansai International Airport (KIX), Kobe Airport (UKB)

The cheapest return found recently is $120 with T'way Air, 7 Dec – 10 Dec, found 9 hours ago. The cheapest one-way found recently is $54 with T'way Air, 20 Oct, found 17 hours ago.

Return

The cheapest return fare on each of 62 departure dates is usually $189 to $273.

Cheapest return found recently

$120

7 Dec – 10 Dec · T'way Air

Incheon International Airport (ICN) → Kansai International Airport (KIX)

Leaves 3:50 p.m. · Return leaves 12:55 p.m. · 4 h of travel, both ways together

out nonstop, back nonstop

found 9 hours ago

See prices for these datesCheck today's price

Cheapest nonstop return

$120

7 Dec – 10 Dec · T'way Air

Incheon International Airport (ICN) → Kansai International Airport (KIX)

Leaves 3:50 p.m. · Return leaves 12:55 p.m. · 4 h of travel, both ways together

out nonstop, back nonstop

found 9 hours ago

See prices for these datesCheck today's price

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Found recently, and the cheapest we hold

Cheapest found recently $120 7 Dec – 10 Decfound 9 hours agoSee prices for these dates

It is also the cheapest return we hold, of any age.

What have prices looked like?

Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $121 to $152.

At $120, the cheapest return found recently is below that range.

25 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Is this a good return price?

Compared with the cheapest return fare on each of 62 departure dates from 21 Oct to 15 Sept 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

No. We hold 3-night return fares on 1 other departure date within 3 days of 7 Dec, and it is not cheaper.

Every date we hold

484 fares on 62 departure dates

21 Oct – 25 Oct: $188, found 4 days ago25 Oct – 7 Nov: $250, found 6 days ago28 Oct – 6 Nov: $198, found today29 Oct – 6 Nov: $213, found today30 Oct – 4 Nov: $258, found 6 days ago2 Nov – 11 Nov: $183, found 21 hours ago3 Nov – 9 Nov: $247, found 5 days ago4 Nov – 10 Nov: $238, found 5 days ago6 Nov – 18 Nov: $255, found 3 days ago7 Nov – 9 Nov: $272, found 5 days ago10 Nov – 12 Nov: $173, found 3 days ago12 Nov – 23 Nov: $273, found 6 days ago14 Nov – 26 Nov: $231, found 6 days ago16 Nov – 29 Nov: $233, found 5 days ago17 Nov – 24 Nov: $193, found yesterday19 Nov – 26 Nov: $277, found yesterday23 Nov – 30 Nov: $272, found 4 days ago24 Nov – 25 Nov: $167, found 5 days ago25 Nov – 2 Dec: $185, found 4 days ago27 Nov – 1 Dec: $222, found 2 days ago28 Nov – 2 Dec: $184, found 2 days ago29 Nov – 3 Dec: $195, found 2 days ago30 Nov – 4 Dec: $189, found 2 days ago1 Dec – 5 Dec: $179, found 2 days ago3 Dec – 7 Dec: $190, found yesterday5 Dec – 13 Dec: $231, found yesterday6 Dec – 12 Dec: $260, found 2 days ago7 Dec – 10 Dec: $120, found 9 hours ago10 Dec – 13 Dec: $207, found 4 days ago11 Dec – 25 Dec: $278, found yesterday15 Dec – 22 Dec: $184, found yesterday21 Dec – 23 Dec: $175, found 5 days ago22 Dec – 24 Dec: $224, found yesterday23 Dec – 28 Dec: $305, found 5 days ago27 Dec – 30 Dec: $291, found 5 days ago28 Dec – 30 Dec: $244, found 5 days ago29 Dec – 9 Jan 2027: $245, found yesterday30 Dec – 9 Jan 2027: $262, found 3 days ago31 Dec – 5 Jan 2027: $264, found yesterday4 Jan 2027 – 6 Jan 2027: $223, found 3 days ago22 Jan 2027 – 25 Jan 2027: $244, found 2 days ago25 Jan 2027 – 28 Jan 2027: $198, found 3 days ago28 Jan 2027 – 1 Feb 2027: $175, found 5 days ago17 Feb 2027 – 20 Feb 2027: $263, found 2 days ago19 Feb 2027 – 21 Feb 2027: $271, found 3 days ago23 Feb 2027 – 3 Apr 2027: $309, found 6 days ago7 Mar 2027 – 10 Mar 2027: $170, found 4 days ago15 Mar 2027 – 25 Mar 2027: $173, found 18 hours ago18 Mar 2027 – 24 Mar 2027: $186, found yesterday19 Mar 2027 – 26 Mar 2027: $179, found 4 days ago22 Mar 2027 – 3 Apr 2027: $315, found 2 days ago25 Mar 2027 – 31 Mar 2027: $299, found 4 days ago26 Mar 2027 – 1 Apr 2027: $220, found 4 days ago27 Mar 2027 – 3 Apr 2027: $283, found 2 days ago6 Apr 2027 – 17 Apr 2027: $363, found 6 days ago11 May 2027 – 23 May 2027: $326, found yesterday15 May 2027 – 17 May 2027: $311, found 3 days ago23 May 2027 – 31 May 2027: $308, found 4 days ago30 May 2027 – 31 May 2027: $308, found 4 days ago23 Jun 2027 – 30 Jun 2027: $270, found yesterday1 Jul 2027 – 4 Jul 2027: $349, found 6 days ago15 Sept 2027 – 17 Sept 2027: $497, found 3 days agoOctNovDecJanMarMaySep
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
21 Oct – 25 Oct$188T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
25 Oct – 7 Nov$250Parata AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 6 days agoSee prices for these dates
28 Oct – 6 Nov$198Air SeoulIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound todaySee prices for these dates
29 Oct – 6 Nov$213Parata AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound todaySee prices for these dates
30 Oct – 4 Nov$258PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 6 days agoSee prices for these dates
2 Nov – 11 Nov$183PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 21 hours agoSee prices for these dates
3 Nov – 9 Nov$247Asiana AirlinesGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
4 Nov – 10 Nov$238PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
6 Nov – 18 Nov$255T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 3 days agoSee prices for these dates
7 Nov – 9 Nov$272Asiana AirlinesGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
10 Nov – 12 Nov$173T'way AirGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 3 days agoSee prices for these dates
12 Nov – 23 Nov$273Jeju AirIncheon International Airport (ICN) → Kobe Airport (UKB)out nonstop, back nonstopfound 6 days agoSee prices for these dates
14 Nov – 26 Nov$231Air SeoulIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 6 days agoSee prices for these dates
16 Nov – 29 Nov$233T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
17 Nov – 24 Nov$193Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
19 Nov – 26 Nov$277PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
23 Nov – 30 Nov$272Jeju AirGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
24 Nov – 25 Nov$167T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
25 Nov – 2 Dec$185PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
27 Nov – 1 Dec$222PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
28 Nov – 2 Dec$184Jin AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
29 Nov – 3 Dec$195Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
30 Nov – 4 Dec$189T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
1 Dec – 5 Dec$179PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
3 Dec – 7 Dec$190Jeju AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
5 Dec – 13 Dec$231Jin AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
6 Dec – 12 Dec$260PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
7 Dec – 10 Dec$120T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 9 hours agoSee prices for these dates
10 Dec – 13 Dec$207Air SeoulIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
11 Dec – 25 Dec$278T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
15 Dec – 22 Dec$184PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
21 Dec – 23 Dec$175T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
22 Dec – 24 Dec$224PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
23 Dec – 28 Dec$305T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
27 Dec – 30 Dec$291Air SeoulIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
28 Dec – 30 Dec$244T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
29 Dec – 9 Jan 2027$245Asiana AirlinesIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
30 Dec – 9 Jan 2027$262Asiana AirlinesIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 3 days agoSee prices for these dates
31 Dec – 5 Jan 2027$264PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
4 Jan 2027 – 6 Jan 2027$223Jeju AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 3 days agoSee prices for these dates
22 Jan 2027 – 25 Jan 2027$244Jin AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
25 Jan 2027 – 28 Jan 2027$198PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 3 days agoSee prices for these dates
28 Jan 2027 – 1 Feb 2027$175T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
17 Feb 2027 – 20 Feb 2027$263PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
19 Feb 2027 – 21 Feb 2027$271Jin AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 3 days agoSee prices for these dates
23 Feb 2027 – 3 Apr 2027$309Jin AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 6 days agoSee prices for these dates
7 Mar 2027 – 10 Mar 2027$170PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
15 Mar 2027 – 25 Mar 2027$173PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 18 hours agoSee prices for these dates
18 Mar 2027 – 24 Mar 2027$186PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
19 Mar 2027 – 26 Mar 2027$179T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
22 Mar 2027 – 3 Apr 2027$315Jin AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
25 Mar 2027 – 31 Mar 2027$299PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
26 Mar 2027 – 1 Apr 2027$220T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
27 Mar 2027 – 3 Apr 2027$283PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 2 days agoSee prices for these dates
6 Apr 2027 – 17 Apr 2027$363Asiana AirlinesGimpo International Airport (GMP) → Kansai International Airport (KIX)out nonstop, back nonstopfound 6 days agoSee prices for these dates
11 May 2027 – 23 May 2027$326Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
15 May 2027 – 17 May 2027$311Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 3 days agoSee prices for these dates
23 May 2027 – 31 May 2027$308Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
30 May 2027 – 31 May 2027$308Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 4 days agoSee prices for these dates
23 Jun 2027 – 30 Jun 2027$270Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound yesterdaySee prices for these dates
1 Jul 2027 – 4 Jul 2027$349Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 6 days agoSee prices for these dates
15 Sept 2027 – 17 Sept 2027$497Korean AirIncheon International Airport (ICN) → Kansai International Airport (KIX)out nonstop, back nonstopfound 3 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $120.

October 2026From $1885 departure dates21 Oct – 25 Oct · found 4 days agoSee prices for these dates
November 2026From $16718 departure dates24 Nov – 25 Nov · found 5 days agoSee prices for these datesEvery date in November 2026
December 2026From $120Cheapest seen16 departure dates7 Dec – 10 Dec · found 9 hours agoSee prices for these datesEvery date in December 2026
January 2027From $1754 departure dates28 Jan 2027 – 1 Feb 2027 · found 5 days agoSee prices for these datesEvery date in January 2027
February 2027From $2633 departure dates17 Feb 2027 – 20 Feb 2027 · found 2 days agoSee prices for these dates
March 2027From $1708 departure dates7 Mar 2027 – 10 Mar 2027 · found 4 days agoSee prices for these datesEvery date in March 2027
April 2027From $3631 departure date6 Apr 2027 – 17 Apr 2027 · found 6 days agoSee prices for these dates
May 2027From $3084 departure dates23 May 2027 – 31 May 2027 · found 4 days agoSee prices for these dates
June 2027From $2701 departure date23 Jun 2027 – 30 Jun 2027 · found yesterdaySee prices for these dates
July 2027From $3491 departure date1 Jul 2027 – 4 Jul 2027 · found 6 days agoSee prices for these dates
September 2027From $4971 departure date15 Sept 2027 – 17 Sept 2027 · found 3 days agoSee prices for these dates

Airlines on the cheapest dates: Peach, T'way Air, Eastar Jet, Jin Air, Asiana Airlines, Air Seoul, Jeju Air, Parata Air.

One-way

The cheapest one-way fare on each of 67 departure dates is usually $73 to $106.

Cheapest one-way found recently

$54

20 Oct · T'way Air

Incheon International Airport (ICN) → Kansai International Airport (KIX)

Leaves 10:30 p.m. · 1 h 50 min trip

nonstop

found 17 hours ago

Open this tripCheck today's price

Cheapest nonstop one-way

$54

20 Oct · T'way Air

Incheon International Airport (ICN) → Kansai International Airport (KIX)

Leaves 10:30 p.m. · 1 h 50 min trip

nonstop

found 17 hours ago

Open this tripCheck today's price

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Found recently, and the cheapest we hold

Cheapest found recently $54 20 Octfound 17 hours agoOpen this trip

Cheapest we hold, of any age $48 20 Octfound 4 days agoOpen this trip

What have prices looked like?

Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $34 to $52.

At $54, the cheapest one-way found recently is above that range.

25 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Is this a good one-way price?

Compared with the cheapest one-way fare on each of 67 departure dates from 20 Oct to 30 Jun 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

Yes. Among one-way fares leaving within 3 days of 20 Oct, 21 Oct costs $49: $5 less than the cheapest found recently.

T'way Air · Incheon International Airport (ICN) → Kansai International Airport (KIX) · nonstop · found 5 days ago

Open this tripCheck today's price

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Every date we hold

261 fares on 67 departure dates

20 Oct: $48, found 4 days ago21 Oct: $49, found 5 days ago22 Oct: $82, found 3 days ago27 Oct: $54, found 5 days ago28 Oct: $50, found 5 days ago3 Nov: $79, found 4 days ago7 Nov: $75, found 6 days ago10 Nov: $67, found yesterday17 Nov: $57, found 5 days ago25 Nov: $85, found 2 days ago29 Nov: $92, found 5 days ago1 Dec: $74, found 5 days ago3 Dec: $77, found yesterday5 Dec: $87, found 5 days ago8 Dec: $64, found 4 days ago13 Dec: $92, found today15 Dec: $58, found 5 days ago17 Dec: $92, found 4 days ago18 Dec: $103, found 3 days ago19 Dec: $90, found 5 days ago20 Dec: $109, found 6 days ago23 Dec: $83, found 5 days ago29 Dec: $92, found yesterday3 Jan 2027: $162, found today5 Jan 2027: $92, found 4 days ago7 Jan 2027: $93, found 5 days ago13 Jan 2027: $105, found 2 days ago14 Jan 2027: $93, found 6 days ago15 Jan 2027: $121, found 3 days ago16 Jan 2027: $103, found 6 days ago24 Jan 2027: $101, found today25 Jan 2027: $93, found 3 days ago28 Jan 2027: $59, found 5 days ago30 Jan 2027: $86, found yesterday1 Feb 2027: $106, found 6 days ago8 Feb 2027: $87, found 4 days ago16 Feb 2027: $76, found 4 days ago17 Feb 2027: $70, found 4 days ago18 Feb 2027: $69, found 4 days ago25 Feb 2027: $102, found 6 days ago1 Mar 2027: $73, found 5 days ago2 Mar 2027: $73, found 6 days ago3 Mar 2027: $63, found yesterday5 Mar 2027: $92, found 5 days ago6 Mar 2027: $80, found 5 days ago8 Mar 2027: $55, found 4 days ago9 Mar 2027: $61, found 6 days ago13 Mar 2027: $102, found 3 days ago14 Mar 2027: $73, found 3 days ago15 Mar 2027: $73, found 3 days ago16 Mar 2027: $75, found 6 days ago19 Mar 2027: $56, found 4 days ago23 Mar 2027: $97, found yesterday26 Mar 2027: $62, found 4 days ago27 Mar 2027: $106, found 6 days ago8 Apr 2027: $198, found 4 days ago9 Apr 2027: $198, found yesterday13 Apr 2027: $192, found yesterday28 Apr 2027: $121, found 3 days ago11 May 2027: $120, found yesterday16 May 2027: $129, found 5 days ago23 Jun 2027: $125, found yesterday26 Jun 2027: $192, found 5 days ago27 Jun 2027: $192, found 5 days ago28 Jun 2027: $192, found 5 days ago29 Jun 2027: $192, found 5 days ago30 Jun 2027: $192, found 5 days agoOctNovDecJanFebMarJun
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Oct$48T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
21 Oct$49T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
22 Oct$82T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 3 days agoOpen this trip
27 Oct$54T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
28 Oct$50Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
3 Nov$79PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
7 Nov$75T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
10 Nov$67PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound yesterdayOpen this trip
17 Nov$57PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
25 Nov$85Air BusanIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 2 days agoOpen this trip
29 Nov$92PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
1 Dec$74PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
3 Dec$77T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound yesterdayOpen this trip
5 Dec$87Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
8 Dec$64T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
13 Dec$92Parata AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound todayOpen this trip
15 Dec$58T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
17 Dec$92Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
18 Dec$103Jeju AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 3 days agoOpen this trip
19 Dec$90Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
20 Dec$109Jeju AirGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
23 Dec$83T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
29 Dec$92T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound yesterdayOpen this trip
3 Jan 2027$162Air BusanIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound todayOpen this trip
5 Jan 2027$92PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
7 Jan 2027$93T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
13 Jan 2027$105Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 2 days agoOpen this trip
14 Jan 2027$93PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
15 Jan 2027$121PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 3 days agoOpen this trip
16 Jan 2027$103PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
24 Jan 2027$101PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound todayOpen this trip
25 Jan 2027$93PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 3 days agoOpen this trip
28 Jan 2027$59T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
30 Jan 2027$86PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound yesterdayOpen this trip
1 Feb 2027$106PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
8 Feb 2027$87T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
16 Feb 2027$76T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
17 Feb 2027$70T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
18 Feb 2027$69T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
25 Feb 2027$102PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
1 Mar 2027$73PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
2 Mar 2027$73PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
3 Mar 2027$63PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound yesterdayOpen this trip
5 Mar 2027$92PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
6 Mar 2027$80PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
8 Mar 2027$55T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
9 Mar 2027$61PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
13 Mar 2027$102PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 3 days agoOpen this trip
14 Mar 2027$73PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 3 days agoOpen this trip
15 Mar 2027$73PeachGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 3 days agoOpen this trip
16 Mar 2027$75PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
19 Mar 2027$56T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
23 Mar 2027$97Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound yesterdayOpen this trip
26 Mar 2027$62T'way AirIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
27 Mar 2027$106PeachIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 6 days agoOpen this trip
8 Apr 2027$198Korean AirGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 4 days agoOpen this trip
9 Apr 2027$198Korean AirGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound yesterdayOpen this trip
13 Apr 2027$192Korean AirGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound yesterdayOpen this trip
28 Apr 2027$121Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 3 days agoOpen this trip
11 May 2027$120Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound yesterdayOpen this trip
16 May 2027$129Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
23 Jun 2027$125Eastar JetIncheon International Airport (ICN) → Kansai International Airport (KIX)nonstopfound yesterdayOpen this trip
26 Jun 2027$192Korean AirGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
27 Jun 2027$192Korean AirGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
28 Jun 2027$192Korean AirGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
29 Jun 2027$192Korean AirGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip
30 Jun 2027$192Korean AirGimpo International Airport (GMP) → Kansai International Airport (KIX)nonstopfound 5 days agoOpen this trip

Which month looks cheapest?

October 2026 is the cheapest month — from $48.

October 2026From $48Cheapest seen5 departure dates20 Oct · found 4 days agoOpen this trip
November 2026From $576 departure dates17 Nov · found 5 days agoOpen this tripEvery date in November 2026
December 2026From $5812 departure dates15 Dec · found 5 days agoOpen this tripEvery date in December 2026
January 2027From $5911 departure dates28 Jan 2027 · found 5 days agoOpen this tripEvery date in January 2027
February 2027From $696 departure dates18 Feb 2027 · found 4 days agoOpen this trip
March 2027From $5515 departure dates8 Mar 2027 · found 4 days agoOpen this tripEvery date in March 2027
April 2027From $1214 departure dates28 Apr 2027 · found 3 days agoOpen this trip
May 2027From $1202 departure dates11 May 2027 · found yesterdayOpen this trip
June 2027From $1256 departure dates23 Jun 2027 · found yesterdayOpen this trip

Airlines on the cheapest dates: Peach, T'way Air, Eastar Jet, Korean Air, Air Busan, Jeju Air, Parata Air.

Premium cabin fares from Seoul to Osaka

Return

We looked for premium economy, business and first-class return fares on this route, and hold none found in the last 7 days.

Today's prices for 7 Dec – 10 Dec in another cabin: Premium economy · Business · First

One-way

Business

The lowest business fare we have seen is $200, across 2 departure dates.

5 Dec · ICN → KIX · Jeju Air

nonstop

found 5 days ago

That business fare is 4.2 times the economy fare of $48.

See prices for these datesCheck today's price

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Today's prices for 20 Oct in another cabin: Premium economy · Business · First

How far ahead were prices cheapest for Seoul to Osaka?

Return

The cheapest fares were 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — round trip, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
0–6 days$138$121Cheapest seen25
7–13 days$154$127+12%25
14–29 days$152$140+10%25
30–59 days$149$135+8%25
60–89 days$150$137+9%25
90–179 days$161$139+17%25
180+ days$275$168+99%25

One-way

The cheapest fares were 0 to 6 days before departure.

From the cheapest one-way each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — one way, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
0–6 days$37$34Cheapest seen21
7–13 days$46$35+24%25
14–29 days$55$44+49%25
30–59 days$57$48+54%25
60–89 days$61$56+65%25
90–179 days$55$50+49%25
180+ days$113$81+205%25

Could a nearby airport be cheaper?

A different airport at either end can change the fare — sometimes a lot.

Return

Seoul → Nagoya

139 km from Osaka

$264

$144 more than flying to Osaka

15 Dec – 20 Dec · GMP → NGO · out nonstop, back nonstop

found today

See this route

Cheongju → Osaka

112 km from Seoul

$324

$204 more than flying from Seoul

7 Nov – 10 Nov · CJJ → KIX · out nonstop, back nonstop

found yesterday

See this route

Seoul → Takamatsu

139 km from Osaka

$159

$39 more than flying to Osaka

24 Nov – 26 Nov · ICN → TAK · out nonstop, back nonstop

found 3 days ago

Check today's price

Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.

Live price for these dates

The cheapest return found recently is for 7 Dec – 10 Dec. A live search on this page shows what those dates cost now, for one adult in economy.

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work