The flight distance from Incheon International Airport (ICN) in Seoul, South Korea to Nakhon Phanom Airport (KOP) in Nakhon Phanom Airport, Thailand is 3,086 kilometers (1,918 miles / 1,666 nautical miles). The estimated flight time for this route is approximately 5h, flying southwest at a heading of 230°.

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 South Korea with Thailand. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 07:38 in Seoul, it's 05:38 in Nakhon Phanom Airport.

The return flight from Nakhon Phanom Airport (KOP) to Seoul (ICN) follows a heading of 39° (northeast). 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 Nakhon Phanom Airport (KOP) detail pages, or use our flight duration calculator to compare other routes.