The flight distance from Don Mueang International Airport (DMK) in Bangkok, Thailand to Incheon International Airport (ICN) in Seoul, South Korea is 3,658 kilometers (2,273 miles / 1,975 nautical miles). The estimated flight time for this route is approximately 5h, flying northeast at a heading of 40°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

This is an international route connecting Thailand with South Korea. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 16:53 in Bangkok, it's 18:53 in Seoul.

The return flight from Seoul (ICN) to Bangkok (DMK) follows a heading of 231° (southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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