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Seoul to Beijing in October 2026 GMP, ICN → PEK, PKX

Gimpo International Airport (GMP), Incheon International Airport (ICN) → Beijing Capital International Airport (PEK), Beijing Daxing International Airport (PKX)

For departures in October 2026, the cheapest return found recently is $230 with Asiana Airlines, 30 Oct – 5 Nov, found yesterday.

Return

In October 2026, the cheapest return fare on each of 7 departure dates is usually $229 to $246. Across all 64 departure dates we hold on this route, it is usually $247 to $265. Of the 6 months with enough return fares to compare, October 2026 is usually the cheapest.

Cheapest return found recently

$230

30 Oct – 5 Nov · Asiana Airlines

Gimpo International Airport (GMP) → Beijing Capital International Airport (PEK)

out nonstop, back nonstop

found yesterday

See prices for these datesCheck today's price

Cheapest we hold, of any age

$220

21 Oct – 28 Oct · Spring Airlines

Gimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)

out 1 stop, back 1 stop

found 5 days ago

See prices for these datesCheck today's price

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The cheapest dates in October 2026

DatesFromAirlineStopsFound
21 Oct – 28 Oct$220Spring Airlinesout 1 stop, back 1 stopfound 5 days agoSee prices for these dates
20 Oct – 1 Nov$228Xiamen Airlinesout 1 stop, back 1 stopfound 5 days agoSee prices for these dates
30 Oct – 5 Nov$230Asiana Airlinesout nonstop, back nonstopfound yesterdaySee prices for these dates
29 Oct – 5 Nov$243Asiana Airlinesout nonstop, back nonstopfound yesterdaySee prices for these dates
22 Oct – 31 Oct$245Xiamen Airlinesout 1 stop, back 1 stopfound 4 days agoSee prices for these dates

Every date we hold

7 departure dates

20 Oct – 1 Nov: $228, found 5 days ago21 Oct – 28 Oct: $220, found 5 days ago22 Oct – 31 Oct: $245, found 4 days ago27 Oct – 4 Nov: $247, found 5 days ago29 Oct – 5 Nov: $243, found yesterday30 Oct – 5 Nov: $230, found yesterday31 Oct – 2 Nov: $267, found 6 days agoOct
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Oct – 1 Nov$228Xiamen AirlinesIncheon International Airport (ICN) → Beijing Daxing International Airport (PKX)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
21 Oct – 28 Oct$220Spring AirlinesGimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
22 Oct – 31 Oct$245Xiamen AirlinesIncheon International Airport (ICN) → Beijing Daxing International Airport (PKX)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
27 Oct – 4 Nov$247China Southern AirlinesIncheon International Airport (ICN) → Beijing Daxing International Airport (PKX)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
29 Oct – 5 Nov$243Asiana AirlinesGimpo International Airport (GMP) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound yesterdaySee prices for these dates
30 Oct – 5 Nov$230Asiana AirlinesGimpo International Airport (GMP) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound yesterdaySee prices for these dates
31 Oct – 2 Nov$267Asiana AirlinesGimpo International Airport (GMP) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound 6 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $216.

October 2026From $2207 departure dates21 Oct – 28 Oct · found 5 days agoSee prices for these dates
November 2026From $216Cheapest seen20 departure dates30 Nov – 3 Dec · found 3 days agoSee prices for these datesEvery date in November 2026
December 2026From $22414 departure dates11 Dec – 15 Dec · found 6 days agoSee prices for these datesEvery date in December 2026
January 2027From $2518 departure dates25 Jan 2027 – 25 Feb 2027 · found 4 days agoSee prices for these datesEvery date in January 2027
February 2027From $2547 departure dates20 Feb 2027 – 22 Feb 2027 · found yesterdaySee prices for these datesEvery date in February 2027
March 2027From $2571 departure date21 Mar 2027 – 25 Mar 2027 · found yesterdaySee prices for these dates
April 2027From $2435 departure dates10 Apr 2027 – 20 Apr 2027 · found todaySee prices for these datesEvery date in April 2027
July 2027From $2541 departure date5 Jul 2027 – 18 Jul 2027 · found 6 days agoSee prices for these dates
September 2027From $2521 departure date20 Sept 2027 – 24 Sept 2027 · found 3 days agoSee prices for these dates

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