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Seoul to Tokyo in October 2026 GMP, ICN → HND, NRT

Gimpo International Airport (GMP), Incheon International Airport (ICN) → Haneda Airport (HND), Narita International Airport (NRT)

For departures in October 2026, the cheapest return found recently is $312 with Air Premia, 26 Oct – 16 Nov, found 3 days ago. The cheapest one-way found recently is $63 with T'way Air, 27 Oct, found 5 days ago.

Return

In October 2026, the cheapest return fare on each of 8 departure dates is usually $221 to $316. Across all 112 departure dates we hold on this route, it is usually $227 to $278. Of the 10 months with enough return fares to compare, 7 are usually cheaper than October 2026.

Cheapest return found recently

$312

26 Oct – 16 Nov · Air Premia

Incheon International Airport (ICN) → Narita International Airport (NRT)

out nonstop, back nonstop

found 3 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$169

27 Oct – 9 Dec · Air Seoul

Incheon International Airport (ICN) → Narita International Airport (NRT)

out nonstop, back nonstop

found 6 days ago

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The cheapest dates in October 2026

DatesFromAirlineStopsFound
27 Oct – 9 Dec$169Air Seoulout nonstop, back nonstopfound 6 days agoSee prices for these dates
29 Oct – 10 Nov$219Eastar Jetout nonstop, back nonstopfound 5 days agoSee prices for these dates
28 Oct – 7 Nov$222Eastar Jetout nonstop, back nonstopfound 5 days agoSee prices for these dates
30 Oct – 10 Nov$229ZIPAIRout nonstop, back nonstopfound 5 days agoSee prices for these dates
20 Oct – 31 Oct$302Eastar Jetout nonstop, back nonstopfound 6 days agoSee prices for these dates

Every date we hold

8 departure dates

20 Oct – 31 Oct: $302, found 6 days ago24 Oct – 1 Nov: $326, found 3 days ago25 Oct – 15 Nov: $357, found 3 days ago26 Oct – 16 Nov: $312, found 3 days ago27 Oct – 9 Dec: $169, found 6 days ago28 Oct – 7 Nov: $222, found 5 days ago29 Oct – 10 Nov: $219, found 5 days ago30 Oct – 10 Nov: $229, found 5 days agoOct
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Oct – 31 Oct$302Eastar JetIncheon International Airport (ICN) → Narita International Airport (NRT)out nonstop, back nonstopfound 6 days agoSee prices for these dates
24 Oct – 1 Nov$326Ethiopian AirlinesIncheon International Airport (ICN) → Narita International Airport (NRT)out nonstop, back nonstopfound 3 days agoSee prices for these dates
25 Oct – 15 Nov$357Ethiopian AirlinesIncheon International Airport (ICN) → Narita International Airport (NRT)out nonstop, back nonstopfound 3 days agoSee prices for these dates
26 Oct – 16 Nov$312Air PremiaIncheon International Airport (ICN) → Narita International Airport (NRT)out nonstop, back nonstopfound 3 days agoSee prices for these dates
27 Oct – 9 Dec$169Air SeoulIncheon International Airport (ICN) → Narita International Airport (NRT)out nonstop, back nonstopfound 6 days agoSee prices for these dates
28 Oct – 7 Nov$222Eastar JetIncheon International Airport (ICN) → Narita International Airport (NRT)out nonstop, back nonstopfound 5 days agoSee prices for these dates
29 Oct – 10 Nov$219Eastar JetIncheon International Airport (ICN) → Narita International Airport (NRT)out nonstop, back nonstopfound 5 days agoSee prices for these dates
30 Oct – 10 Nov$229ZIPAIRIncheon International Airport (ICN) → Narita International Airport (NRT)out nonstop, back nonstopfound 5 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $156.

October 2026From $1698 departure dates27 Oct – 9 Dec · found 6 days agoSee prices for these dates
November 2026From $156Cheapest seen17 departure dates18 Nov – 22 Nov · found 5 hours agoSee prices for these datesEvery date in November 2026
December 2026From $17422 departure dates2 Dec – 10 Dec · found 6 days agoSee prices for these datesEvery date in December 2026
January 2027From $19514 departure dates24 Jan 2027 – 30 Jan 2027 · found todaySee prices for these datesEvery date in January 2027
February 2027From $2229 departure dates16 Feb 2027 – 4 Mar 2027 · found todaySee prices for these datesEvery date in February 2027
March 2027From $21811 departure dates28 Mar 2027 – 31 Mar 2027 · found 5 days agoSee prices for these datesEvery date in March 2027
April 2027From $21113 departure dates1 Apr 2027 – 15 Apr 2027 · found 3 days agoSee prices for these datesEvery date in April 2027
May 2027From $2184 departure dates19 May 2027 – 21 May 2027 · found 3 days agoSee prices for these datesEvery date in May 2027
June 2027From $2235 departure dates1 Jun 2027 – 16 Jun 2027 · found 4 days agoSee prices for these datesEvery date in June 2027
July 2027From $2292 departure dates5 Jul 2027 – 11 Jul 2027 · found 4 days agoSee prices for these dates
August 2027From $2285 departure dates1 Aug 2027 – 8 Aug 2027 · found 5 days agoSee prices for these dates
September 2027From $2272 departure dates3 Sept 2027 – 12 Sept 2027 · found 6 days agoSee prices for these dates

One-way

We hold one-way fares on only 1 departure date in October 2026, too few to say what one usually costs.

Cheapest one-way found recently

$63

27 Oct · T'way Air

Incheon International Airport (ICN) → Narita International Airport (NRT)

nonstop

found 5 days ago

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

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The cheapest dates in October 2026

DatesFromAirlineStopsFound
27 Oct$63T'way Airnonstopfound 5 days agoOpen this trip

Every date we hold

1 departure date

See every date as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
27 Oct$63T'way AirIncheon International Airport (ICN) → Narita International Airport (NRT)nonstopfound 5 days agoOpen this trip

Which month looks cheapest?

December 2026 is the cheapest month — from $54.

October 2026From $631 departure date27 Oct · found 5 days agoOpen this trip
November 2026From $562 departure dates17 Nov · found 4 days agoOpen this tripEvery date in November 2026
December 2026From $54Cheapest seen5 departure dates8 Dec · found 4 days agoOpen this tripEvery date in December 2026
January 2027From $956 departure dates16 Jan 2027 · found 4 hours agoOpen this tripEvery date in January 2027
February 2027From $9010 departure dates12 Feb 2027 · found 3 hours agoOpen this tripEvery date in February 2027
March 2027From $917 departure dates5 Mar 2027 · found todayOpen this tripEvery date in March 2027
April 2027From $10216 departure dates7 Apr 2027 · found 3 days agoOpen this tripEvery date in April 2027
May 2027From $10810 departure dates12 May 2027 · found 5 days agoOpen this tripEvery date in May 2027
June 2027From $1079 departure dates30 Jun 2027 · found 2 days agoOpen this tripEvery date in June 2027
July 2027From $1084 departure dates5 Jul 2027 · found 2 days agoOpen this trip
August 2027From $1023 departure dates30 Aug 2027 · found 3 days agoOpen this trip
September 2027From $874 departure dates28 Sept 2027 · found 4 days agoOpen this trip

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