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

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

For departures in October 2026, the cheapest return found recently is $239 with Air China, 26 Oct – 4 Nov, found 2 days ago.

Return

In October 2026, the cheapest return fare on each of 10 departure dates is usually $234 to $239. Across all 180 departure dates we hold on this route, it is usually $238 to $244. Of the 11 months with enough return fares to compare, 1 is usually cheaper than October 2026.

Cheapest return found recently

$239

26 Oct – 4 Nov · Air China

Beijing Daxing International Airport (PKX) → Incheon International Airport (ICN)

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$222

20 Oct – 21 Oct · Spring Airlines

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

out 1 stop, back 1 stop

found 6 days ago

See prices for these datesCheck today's price

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The cheapest dates in October 2026

DatesFromAirlineStopsFound
20 Oct – 21 Oct$222Spring Airlinesout 1 stop, back 1 stopfound 6 days agoSee prices for these dates
30 Oct – 1 Nov$232Xiamen Airlinesout 1 stop, back 1 stopfound 5 days agoSee prices for these dates
31 Oct – 1 Nov$233Xiamen Airlinesout 1 stop, back 1 stopfound 5 days agoSee prices for these dates
22 Oct – 7 Nov$235Asiana Airlinesout nonstop, back nonstopfound 6 days agoSee prices for these dates
21 Oct – 31 Oct$238China Southern Airlinesout nonstop, back nonstopfound 5 days agoSee prices for these dates

Every date we hold

10 departure dates

20 Oct – 21 Oct: $222, found 6 days ago21 Oct – 31 Oct: $238, found 5 days ago22 Oct – 7 Nov: $235, found 6 days ago23 Oct – 30 Oct: $238, found 6 days ago26 Oct – 4 Nov: $239, found 2 days ago27 Oct – 2 Nov: $238, found 4 days ago28 Oct – 3 Nov: $241, found 2 days ago29 Oct – 5 Nov: $242, found 5 days ago30 Oct – 1 Nov: $232, found 5 days ago31 Oct – 1 Nov: $233, 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 – 21 Oct$222Spring AirlinesBeijing Daxing International Airport (PKX) → Gimpo International Airport (GMP)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
21 Oct – 31 Oct$238China Southern AirlinesBeijing Daxing International Airport (PKX) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
22 Oct – 7 Nov$235Asiana AirlinesBeijing Capital International Airport (PEK) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
23 Oct – 30 Oct$238China Southern AirlinesBeijing Daxing International Airport (PKX) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
26 Oct – 4 Nov$239Air ChinaBeijing Daxing International Airport (PKX) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
27 Oct – 2 Nov$238China Southern AirlinesBeijing Daxing International Airport (PKX) → Gimpo International Airport (GMP)out nonstop, back nonstopfound 4 days agoSee prices for these dates
28 Oct – 3 Nov$241Korean AirBeijing Capital International Airport (PEK) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
29 Oct – 5 Nov$242Asiana AirlinesBeijing Capital International Airport (PEK) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
30 Oct – 1 Nov$232Xiamen AirlinesBeijing Daxing International Airport (PKX) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
31 Oct – 1 Nov$233Xiamen AirlinesBeijing Daxing International Airport (PKX) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $209.

October 2026From $22210 departure dates20 Oct – 21 Oct · found 6 days agoSee prices for these dates
November 2026From $22728 departure dates10 Nov – 21 Nov · found 2 days agoSee prices for these datesEvery date in November 2026
December 2026From $209Cheapest seen29 departure dates9 Dec – 16 Dec · found yesterdaySee prices for these datesEvery date in December 2026
January 2027From $22624 departure dates14 Jan 2027 – 22 Jan 2027 · found 4 days agoSee prices for these datesEvery date in January 2027
February 2027From $23815 departure dates25 Feb 2027 – 6 Mar 2027 · found todaySee prices for these datesEvery date in February 2027
March 2027From $23025 departure dates17 Mar 2027 – 24 Mar 2027 · found yesterdaySee prices for these datesEvery date in March 2027
April 2027From $23919 departure dates6 Apr 2027 – 21 Apr 2027 · found 6 days agoSee prices for these datesEvery date in April 2027
May 2027From $24015 departure dates10 May 2027 – 24 May 2027 · found todaySee prices for these datesEvery date in May 2027
June 2027From $2385 departure dates7 Jun 2027 – 20 Jun 2027 · found yesterdaySee prices for these datesEvery date in June 2027
July 2027From $2446 departure dates2 Jul 2027 – 7 Jul 2027 · found 5 days agoSee prices for these dates
August 2027From $2574 departure dates29 Aug 2027 – 11 Sept 2027 · found 6 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