The flight distance from Incheon International Airport (ICN) in Seoul, South Korea to Osan Air Base (OSN) in Osan Air Base, South Korea is 66 kilometers (41 miles / 36 nautical miles). The estimated flight time for this route is approximately 1h, flying southeast at a heading of 129°.

This is a short regional route, typically operated by turboprop or small regional jet aircraft. Flight time is minimal and passengers can expect a quick, efficient journey.

This is a domestic route within South Korea. Both airports operate in the same country, which may simplify travel requirements and documentation.

Time zone information: When it's 00:12 in Seoul, it's 00:12 in Osan Air Base.

The return flight from Osan Air Base (OSN) to Seoul (ICN) follows a heading of 310° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Incheon International Airport (ICN) and Osan Air Base (OSN) detail pages, or use our flight duration calculator to compare other routes.