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Seoul to Beijing flights in May 2027 from $180 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 May 2027, the cheapest return found recently is $303 with Korean Air, 17 May 2027 – 1 Jun 2027, found 2 days ago. The cheapest one-way found recently is $180 with China Southern Airlines, 3 May 2027, found 2 days ago.

Return

In May 2027, the cheapest return fare on each of 5 departure dates is usually $303 to $304. Across all 67 departure dates we hold on this route, it is usually $247 to $294. Of the 6 months with enough return fares to compare, May 2027 is usually the most expensive.

Cheapest return found recently

$303

17 May 2027 – 1 Jun 2027 · Korean Air

Incheon International Airport (ICN) → Beijing Capital International Airport (PEK)

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$291

20 May 2027 – 23 May 2027 · Korean Air

Incheon International Airport (ICN) → Beijing Capital International Airport (PEK)

out nonstop, back nonstop

found 4 days ago

See prices for these datesCheck today's price

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The cheapest dates in May 2027

DatesFromAirlineStopsFound
20 May 2027 – 23 May 2027$291Korean Airout nonstop, back nonstopfound 4 days agoSee prices for these dates
17 May 2027 – 1 Jun 2027$303Korean Airout nonstop, back nonstopfound 2 days agoSee prices for these dates
18 May 2027 – 2 Jun 2027$304Korean Airout nonstop, back nonstopfound 2 days agoSee prices for these dates
19 May 2027 – 1 Jun 2027$304Korean Airout nonstop, back nonstopfound 2 days agoSee prices for these dates
3 May 2027 – 7 May 2027$329China Southern Airlinesout nonstop, back nonstopfound 5 days agoSee prices for these dates

Every date we hold

5 departure dates

3 May 2027 – 7 May 2027: $329, found 5 days ago17 May 2027 – 1 Jun 2027: $303, found 2 days ago18 May 2027 – 2 Jun 2027: $304, found 2 days ago19 May 2027 – 1 Jun 2027: $304, found 2 days ago20 May 2027 – 23 May 2027: $291, found 4 days agoMay
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
3 May 2027 – 7 May 2027$329China Southern AirlinesGimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)out nonstop, back nonstopfound 5 days agoSee prices for these dates
17 May 2027 – 1 Jun 2027$303Korean AirIncheon International Airport (ICN) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
18 May 2027 – 2 Jun 2027$304Korean AirIncheon International Airport (ICN) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
19 May 2027 – 1 Jun 2027$304Korean AirIncheon International Airport (ICN) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
20 May 2027 – 23 May 2027$291Korean AirIncheon International Airport (ICN) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound 4 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $207.

November 2026From $207Cheapest seen13 departure dates26 Nov – 11 Dec · found 3 days agoSee prices for these datesEvery date in November 2026
December 2026From $22520 departure dates1 Dec – 15 Dec · found 7 days agoSee prices for these datesEvery date in December 2026
January 2027From $24710 departure dates6 Jan 2027 – 13 Jan 2027 · found 4 days agoSee prices for these datesEvery date in January 2027
February 2027From $2584 departure dates15 Feb 2027 – 22 Feb 2027 · found 6 days agoSee prices for these datesEvery date in February 2027
March 2027From $2689 departure dates8 Mar 2027 – 21 Mar 2027 · found 2 days agoSee prices for these datesEvery date in March 2027
April 2027From $3032 departure dates14 Apr 2027 – 25 Apr 2027 · found yesterdaySee prices for these datesEvery date in April 2027
May 2027From $2915 departure dates20 May 2027 – 23 May 2027 · found 4 days agoSee prices for these dates
June 2027From $3061 departure date19 Jun 2027 – 25 Jun 2027 · found 4 days agoSee prices for these dates
July 2027From $3571 departure date25 Jul 2027 – 21 Sept 2027 · found 2 days agoSee prices for these dates
October 2027From $2962 departure dates17 Oct 2027 – 24 Oct 2027 · found 2 days agoSee prices for these dates

One-way

In May 2027, the cheapest one-way fare on each of 12 departure dates is usually $181 to $182. Across all 62 departure dates we hold on this route, it is usually $144 to $181. Of the 9 months with enough one-way fares to compare, 6 are usually cheaper than May 2027.

Cheapest one-way found recently

$180

3 May 2027 · China Southern Airlines

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

nonstop

found 2 days ago

Open this tripCheck today's price

Cheapest we hold, of any age

$144

24 May 2027 · Asiana Airlines

Incheon International Airport (ICN) → Beijing Capital International Airport (PEK)

nonstop

found 6 days ago

Open this tripCheck today's price

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The cheapest dates in May 2027

DatesFromAirlineStopsFound
24 May 2027$144Asiana Airlinesnonstopfound 6 days agoOpen this trip
3 May 2027$180China Southern Airlinesnonstopfound 2 days agoOpen this trip
11 May 2027$180China Southern Airlinesnonstopfound 2 days agoOpen this trip
7 May 2027$181China Southern Airlinesnonstopfound 6 days agoOpen this trip
17 May 2027$181China Southern Airlinesnonstopfound 2 days agoOpen this trip

Every date we hold

12 departure dates

1 May 2027: $196, found 5 days ago3 May 2027: $180, found 2 days ago7 May 2027: $181, found 6 days ago10 May 2027: $182, found 3 days ago11 May 2027: $180, found 2 days ago12 May 2027: $182, found 3 days ago17 May 2027: $181, found 2 days ago18 May 2027: $181, found 2 days ago19 May 2027: $181, found 2 days ago22 May 2027: $181, found 2 days ago24 May 2027: $144, found 6 days ago31 May 2027: $182, found 4 days agoMay
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 May 2027$196Asiana AirlinesGimpo International Airport (GMP) → Beijing Capital International Airport (PEK)nonstopfound 5 days agoOpen this trip
3 May 2027$180China Southern AirlinesGimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)nonstopfound 2 days agoOpen this trip
7 May 2027$181China Southern AirlinesGimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)nonstopfound 6 days agoOpen this trip
10 May 2027$182China Southern AirlinesGimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)nonstopfound 3 days agoOpen this trip
11 May 2027$180China Southern AirlinesGimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)nonstopfound 2 days agoOpen this trip
12 May 2027$182China Southern AirlinesGimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)nonstopfound 3 days agoOpen this trip
17 May 2027$181China Southern AirlinesGimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)nonstopfound 2 days agoOpen this trip
18 May 2027$181China Southern AirlinesGimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)nonstopfound 2 days agoOpen this trip
19 May 2027$181China Southern AirlinesGimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)nonstopfound 2 days agoOpen this trip
22 May 2027$181China Southern AirlinesGimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)nonstopfound 2 days agoOpen this trip
24 May 2027$144Asiana AirlinesIncheon International Airport (ICN) → Beijing Capital International Airport (PEK)nonstopfound 6 days agoOpen this trip
31 May 2027$182China Southern AirlinesGimpo International Airport (GMP) → Beijing Daxing International Airport (PKX)nonstopfound 4 days agoOpen this trip

Which month looks cheapest?

March 2027 is the cheapest month — from $117.

January 2027From $1325 departure dates16 Jan 2027 · found 6 days agoOpen this tripEvery date in January 2027
February 2027From $1447 departure dates4 Feb 2027 · found 6 days agoOpen this tripEvery date in February 2027
March 2027From $117Cheapest seen3 departure dates2 Mar 2027 · found 5 days agoOpen this tripEvery date in March 2027
April 2027From $14315 departure dates1 Apr 2027 · found 3 days agoOpen this tripEvery date in April 2027
May 2027From $14412 departure dates24 May 2027 · found 6 days agoOpen this trip
June 2027From $1424 departure dates4 Jun 2027 · found 6 days agoOpen this trip
July 2027From $1656 departure dates20 Jul 2027 · found 7 days agoOpen this trip
August 2027From $1735 departure dates30 Aug 2027 · found 2 days agoOpen this trip
September 2027From $1623 departure dates8 Sept 2027 · found 2 days agoOpen this trip
October 2027From $1932 departure dates16 Oct 2027 · found 2 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