South Korea's third busiest airport, Gimpo International Airport, is located in Gonghang-dong, where many flights fly to cities like Busan, Jeju, and Gwangju.

The Korea Airports Corporation headquarters,[2] Korean Air's headquarters, Korean Airport Service, Ltd., and Air Total Service are located in Gonghang-dong in Gangseo District.

[5] Jin Air has its headquarters in Deungchon-dong, Gangseo District.

[7] The Aviation and Railway Accident Investigation Board (ARAIB) FDR/CVR Analysis and Wreckage Laboratory is on the property of Gimpo International Airport in Gwahae-dong, Gangseo District.

Previously the ARAIB had its headquarters in Gonghang-dong, Gangseo District.