The flight distance from Suvarnabhumi Airport (BKK) in Bangkok, Thailand to Ulsan Airport (USN) in Ulsan, South Korea is 3,754 kilometers (2,333 miles / 2,027 nautical miles). The estimated flight time for this route is approximately 5h, flying northeast at a heading of 44°.

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 10:18 in Bangkok, it's 12:18 in Ulsan.

The return flight from Ulsan (USN) to Bangkok (BKK) follows a heading of 237° (west 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 Suvarnabhumi Airport (BKK) and Ulsan Airport (USN) detail pages, or use our flight duration calculator to compare other routes.