Gimpo International Airport

Gimpo International Airport
Name	Gimpo International Airport
Native name	김포국제공항
Iata	GMP
Icao	RKSS
Type	Public / Military
Owner	Ministry of Land, Infrastructure and Transport
Operator	Korea Airports Corporation
City served	Seoul, Incheon
Location	Gimpo, Gyeonggi Province, South Korea
Elevation ft	33
Coordinates	37°34′03″N 126°47′45″E

Gimpo International Airport is a major aviation facility serving the Seoul National Capital Area and the Greater Seoul Metropolitan Area. Originally established as an airfield during the Japanese occupation of Korea, the airport later became a pivotal hub for both domestic and short-haul international routes, linking Seoul with cities across Japan, China, and East Asia. Gimpo functions alongside Incheon International Airport and interfaces with national carriers, low-cost carriers, and military units, while also integrating with the Seoul Metropolitan Subway and regional transport networks.

History

Gimpo began as an airstrip under the Imperial Japanese Army during the Japanese occupation of Korea and was later used by the United States Air Force during the Korean War. Postwar developments involved aviation agencies such as the Ministry of Land, Infrastructure and Transport and the Korean Air administration to expand civil operations. The airport hosted international services in the late 20th century, including routes introduced by carriers like Asiana Airlines, Japan Airlines, China Eastern Airlines, and Cathay Pacific. The opening of Incheon International Airport in 2001 shifted many long-haul operations away from Gimpo toward Incheon, prompting repurposing for domestic traffic and selective international point-to-point services such as the Seoul–Tokyo airbridge reopened by carriers including Korean Air and All Nippon Airways. Military presence has continued through units from the Republic of Korea Air Force and cooperative arrangements with the United States Forces Korea.

Facilities and terminals

The airport comprises multiple passenger terminals, cargo areas, maintenance facilities, and runway complexes managed by the Korea Airports Corporation. Terminal layouts accommodate domestic traffic to destinations such as Busan, Jeju Island, and Daegu, while an international concourse serves routes to Tokyo, Osaka, Shanghai, and Beijing. Runways are engineered to support narrow-body aircraft like the Boeing 737 and Airbus A320 families and are maintained according to standards promulgated by the International Civil Aviation Organization and the Civil Aviation Safety Authority (South Korea). On-site infrastructure includes air traffic control towers coordinated with the Korea Air Traffic Control system, customs and immigration facilities aligned with the Korea Customs Service, and passenger services linked to the Seoul Metropolitan Subway through an integrated people-mover and ground transit interfaces used by operators such as the Korail network.

Airlines and destinations

A mix of full-service and low-cost carriers operate scheduled flights connecting to domestic and near-international destinations. Major airlines serving the airport historically include Korean Air, Asiana Airlines, Jeju Air, T'way Air, Air Busan, and international operators like All Nippon Airways, Japan Airlines, China Southern Airlines, Shanghai Airlines, and Hong Kong Airlines. Destinations span the Korean Peninsula domestic points—Jeju, Busan, Daegu, Gwangju—and international city pairs such as Tokyo (Haneda), Osaka (Itami), Shanghai (Hongqiao), Beijing (Capital), and seasonal charter links to leisure markets served by carriers including Jeju Air and Eastar Jet.

Ground transportation and access

Ground connectivity centers on multimodal links integrating the airport with the Seoul Metropolitan Subway lines, regional rapid transit provided by Korail, and express bus services connecting to central Seoul districts like Gangnam and Jongno. Road access is facilitated via the Gyeongin Expressway and metropolitan arterial roads used by taxis and private car services regulated by the Ministry of Land, Infrastructure and Transport. Shuttle services, airport limousine buses, and intermodal transfers connect with major transport hubs such as Seoul Station, Incheon International Airport, and bus terminals like Central City Terminal.

Statistics and traffic

Passenger throughput and aircraft movements have reflected shifts between domestic consolidation and intercity point-to-point traffic. Annual passenger figures historically reached multi-million levels, influenced by tourism flows from Japan and China, domestic travel demand to Jeju Island, and the operational rebalancing following the commissioning of Incheon International Airport. Cargo volumes include express freight operated by integrators and carriers servicing the Northeast Asia supply chain. Seasonal peaks occur during holidays associated with Chuseok, Lunar New Year, and summer vacation periods, impacting route capacity for carriers such as Korean Air and Asiana Airlines.

Future developments and expansion plans

Planning agencies including the Ministry of Land, Infrastructure and Transport and the Korea Airports Corporation have proposed phased improvements targeting terminal modernization, runway optimization, and enhanced intermodal connectivity with the Seoul Metropolitan Subway and regional rail expansions led by Korail. Proposals include upgrading passenger processing technology aligned with International Air Transport Association standards, accommodating next-generation narrow-body fleets such as the Airbus A320neo and Boeing 737 MAX, and potential commercial redevelopment on peripheral airport land inspired by airport-city models seen at Seoul Station regeneration and other East Asian hubs. Coordination with municipal authorities in Gimpo and metropolitan planning bodies aims to balance civil aviation needs with urban development and environmental mitigation measures guided by national policy frameworks.

Category:Airports in South Korea Category:Buildings and structures in Gyeonggi Province Category:Transport in Seoul