Direct flights from Seoul (GMP)

From Gimpo International Airport (GMP) in South Korea, 18 airlines fly nonstop to 15 destinations, led by Asiana Airlines, Korean Air, and Jin Air. The busiest nonstops from Seoul go to Jeju City, Busan, and Tokyo. 2LNR monitors confirmed space on the Seoul routes flown by China Southern Airlines and Japan Airlines so you can act while it's still available.

Route data refreshed October 23, 2026. Routes and carriers reflect the schedule data behind 2LNR's route map.

Updated October 20, 2026.

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Nonstop destinations

Airlines serving GMP

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About Gimpo International Airport (GMP)

Gimpo International Airport (GMP) is the airport serving Seoul, KR-11, South Korea. Its ICAO code is RKSS. Departure and arrival times at GMP are local to the Asia/Seoul time zone. Its nonstop network reaches 15 destinations across 4 countries.

Award seats on Seoul routes

2LNR tracks award seats on China Southern Airlines and Japan Airlines, date by date. Pick any Seoul destination below to see whether a seat exists before you move points, the next 14 days free on every product and the full horizon on Pro.

See real availability

Award seats by date on the GMP routes 2LNR tracks, checked against live inventory so you know what's open before you book.

Set an alert

Premium inventory turns over fast. Watch a tracked Seoul route on Pro and 2LNR notifies you when space appears.

Plan on the map

Explore every GMP nonstop on the interactive route map, with connections and route statistics.

All nonstop destinations from Seoul (GMP)

These are the city pairs behind flights to and from Seoul: 15 nonstop destinations with active service at Gimpo International Airport. Each route links to its own page, with award space by date where 2LNR tracks the carrier.

Seoul to Beijing flights (GMP-PEK): Air China, Asiana Airlines, and Korean Air
Return: Beijing to Seoul
Seoul to Beijing flights (GMP-PKX): China Southern Airlines
Return: Beijing to Seoul
Seoul to Busan flights (GMP-PUS): Air Busan, Eastar Jet, Jeju Air, Jin Air, and 1 more
Return: Busan to Seoul
Seoul to Chinju flights (GMP-HIN): Jin Air
Return: Chinju to Seoul
Seoul to Gwangju flights (GMP-KWJ): Asiana Airlines
Return: Gwangju to Seoul
Seoul to Jeju City flights (GMP-CJU): Air Busan, Air Seoul, Asiana Airlines, Eastar Jet, and 4 more
Return: Jeju City to Seoul
Seoul to Kaohsiung flights (GMP-KHH): China Airlines, Jeju Air, and Trinity Airways
Return: Kaohsiung to Seoul
Seoul to Nagoya flights (GMP-NGO): Peach Aviation
Return: Nagoya to Seoul
Seoul to Osaka flights (GMP-KIX): Asiana Airlines, Jeju Air, Korean Air, and Peach Aviation
Return: Osaka to Seoul
Seoul to Pohang flights (GMP-KPO): Jin Air
Return: Pohang to Seoul
Seoul to Shanghai flights (GMP-SHA): Asiana Airlines, China Eastern Airlines, Korean Air, and Shanghai Airlines
Return: Shanghai to Seoul
Seoul to Taipei flights (GMP-TSA): China Airlines, Eastar Jet, EVA Air, and Trinity Airways
Return: Taipei to Seoul
Seoul to Tokyo flights (GMP-HND): All Nippon Airways, Asiana Airlines, Japan Airlines, and Korean Air
Return: Tokyo to Seoul
Seoul to Ulsan flights (GMP-USN): Asiana Airlines, Jin Air, and Korean Air
Return: Ulsan to Seoul
Seoul to Yeosu flights (GMP-RSU): Asiana Airlines and Jin Air
Return: Yeosu to Seoul

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Nonstop flights to Seoul (GMP)

15 airports have nonstops to Gimpo International Airport in 2LNR's schedule data. Here they are, with the airlines that fly each route.

Beijing to Seoul flights (PEK-GMP): Air China, Asiana Airlines, and Korean Air
Beijing to Seoul flights (PKX-GMP): China Southern Airlines
Busan to Seoul flights (PUS-GMP): Air Busan, Eastar Jet, Jeju Air, Jin Air, and 1 more
Chinju to Seoul flights (HIN-GMP): Jin Air
Gwangju to Seoul flights (KWJ-GMP): Asiana Airlines
Jeju City to Seoul flights (CJU-GMP): Air Busan, Air Seoul, Asiana Airlines, Eastar Jet, and 4 more
Kaohsiung to Seoul flights (KHH-GMP): China Airlines, Jeju Air, and Trinity Airways
Nagoya to Seoul flights (NGO-GMP): Peach Aviation
Osaka to Seoul flights (KIX-GMP): Asiana Airlines, Jeju Air, Korean Air, and Peach Aviation
Pohang to Seoul flights (KPO-GMP): Jin Air
Shanghai to Seoul flights (SHA-GMP): Asiana Airlines, China Eastern Airlines, Korean Air, and Shanghai Airlines
Taipei to Seoul flights (TSA-GMP): China Airlines, Eastar Jet, EVA Air, and Trinity Airways
Tokyo to Seoul flights (HND-GMP): All Nippon Airways, Asiana Airlines, Japan Airlines, and Korean Air
Ulsan to Seoul flights (USN-GMP): Asiana Airlines, Jin Air, and Korean Air
Yeosu to Seoul flights (RSU-GMP): Asiana Airlines and Jin Air

Airlines that fly out of Seoul (GMP)

The carriers with nonstop service from Gimpo International Airport, ordered by how many destinations each one reaches. Each links to that airline's full route map.

Alternative airports near Seoul (GMP)

Nearby airports with nonstop service of their own, closest first. Distances are great-circle between the two airports' coordinates, not driving time, so check the ground connection before you treat one as a substitute.

Seoul (ICN) (20 miles, 163 nonstop destinations)
Wonju (WJU) (65 miles, 1 nonstop destination)
Cheongju-si (CJJ) (70 miles, 12 nonstop destinations)
Sokcho (YNY) (105 miles, 1 nonstop destination)
Gunsan (KUV) (109 miles, 1 nonstop destination)
Sunan (FNJ) (130 miles, 1 nonstop destination)

South Korea flights by airport

Frequently asked questions about Seoul (GMP)

How many nonstop destinations does Gimpo International Airport (GMP) serve?

Gimpo International Airport has active nonstop service to 15 destinations in 2LNR's schedule data. The busiest markets from GMP are Jeju City, Busan, and Tokyo. The full list, with who flies each route and, where 2LNR tracks the carrier, upgrade and award space by date, is on this page.

Which airlines fly out of Seoul (GMP)?

The carriers with nonstop service from Gimpo International Airport are listed in full on this page, each linked to its own route map. Asiana Airlines, Korean Air, and Jin Air run the most routes from Seoul, in that order. In 2LNR's schedule data that is 18 airlines in total.

How many airlines fly out of GMP?

2LNR's schedule data currently shows 18 airlines with at least one nonstop route from Seoul (GMP). That figure counts the carrier operating the flight rather than every carrier that sells a seat on it, so a codeshare marketed by a partner is not counted twice, and it moves with the season.

How do I check upgrade or award availability from GMP?

Pick any destination on this page, such as Tokyo, to open a calendar of GMP departures with award seats on China Southern Airlines and Japan Airlines by date, the next 14 days free on every product and the full horizon on Pro. On Pro you can also set an alert so 2LNR notifies you when space opens.

Does 2LNR track flights from GMP?

Yes. Every nonstop route from Gimpo International Airport in 2LNR's schedule data is listed, 15 destinations in total, and on the routes flown by China Southern Airlines and Japan Airlines what is shown is confirmed availability rather than a forecast, the next 14 days free on every product and the full horizon on Pro.

Where can you fly nonstop from Seoul (GMP)?

From Seoul (GMP), 2LNR's schedule data shows nonstop flights to Beijing, Busan, Chinju, Gwangju, Jeju City, Kaohsiung, Nagoya, Osaka, Pohang, Shanghai, Taipei, Tokyo, Ulsan, and Yeosu. This page lists every one, with the airlines that fly it.

See award space from GMP by date

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