Seoul → Udon Thani
Incheon International Airport (ICN) to Udon Thani International Airport (UTH)・3,213 km
No nonstop flights. The fastest connection is via Chiang Mai (CNX), about 5h 30m of flying time (layover not included).
With milesANA 18,500 miles+ (via BKK)Economy, one way, estimate. Tap a connection for miles by cabin.
Nonstop flights
None.
Best places to connect
3 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.
Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.