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Local time zone: Asia/Seoul
Gimpo International Airport (GMP) had nonstop service to 15 destinations on 20 airlines in our August 17, 2026 departure snapshot. The busiest route was to Jeju City (CJU), served by 9 carriers, and the largest operator here was Korean Air with nonstops to 7 destinations. 8 of those routes were international.
Route data as of August 17, 2026, based on a 7-day departures sample. Routes may have changed since this snapshot.
This schedule snapshot includes nonstop flights from GMP to 15 destinations, including 8 international routes. The snapshot shows about 183 flights per day across those routes. The busiest options start with Jeju City (CJU), Busan (PUS), Tokyo (HND).
All airports near Seoul (2 compared) →
8 international routes in this schedule set
South Korea 7 · China 3 · Japan 3
115-116/day on 9 airlines
Boeing 737 · Airbus A320 family · Airbus A330
These routes have enough tracked flights or schedule depth for a full guide with duration, distance, airlines, aircraft, and frequency.
Seoul to Jeju City · KR
Busan · 203 mi · 17-18/day
Tokyo · 733 mi · 11-12/day
Osaka · 519 mi · 10/day
Sacheon · 185 mi · 5-6/day
Shanghai · 538 mi · 4/day
Ulsan · 197 mi · 3/day
Beijing · 576 mi · 3/day
Ranked by destinations served, then daily frequency.
Grouped by departure terminal in our schedule data, with each carrier's share of that terminal's captured departures.
Ranked by airlines operating the route. Routes with enough tracked data or schedule depth link to full route guides.
Gimpo International Airport (GMP / RKSS) is located in Seoul, South Korea.
The IATA code is GMP. The ICAO code is RKSS.
The busiest scheduled route from GMP in our August 17, 2026 departure data was GMP to CJU (Jeju City), with 115-116/day across 9 airlines.
Korean Air was the largest operator in our GMP schedule data, serving 7 destinations with 36-37/day.
This schedule snapshot includes 8 international routes and 7 domestic routes from GMP.
20 airlines operated at GMP in our August 17, 2026 snapshot. Top carriers include Korean Air, Asiana Airlines, Jin Air, Jeju Air, T'way Air.
This schedule snapshot includes direct flights from GMP to 15 destinations including Jeju City, Busan, Tokyo, Osaka, Sacheon.
View live arrivals and departures at GMP on FlightRadar24.
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