Cheap flights from Bangkok to Udon Thani
2 airport pairs connect Bangkok and Udon Thani: BKK–UTH and DMK–UTH. Thai AirAsia, Thai Airways, Thai Vietjet, Nok Air and Thai Lion Air fly nonstop. The cheapest fare found was ฿926, on BKK–UTH.
Bangkok to Udon Thani: every airport pair compared
| Route | Nonstop airlines | Flights a week | Time in the air | Cheapest fare found |
|---|---|---|---|---|
| Bangkok Suvarnabhumi → Udon Thani BKK–UTH |    Thai AirAsia, Thai Airways, Thai Vietjet | — | ~1h 05m (est.) | ฿926 |
| Bangkok Don Mueang → Udon Thani DMK–UTH |  Nok Air, Thai AirAsia, Thai Lion Air | — | ~1h 05m (est.) | ฿1,030 |
Each route has its own guide with airlines, connections, the return flight and how to get into town.
Bangkok to Udon Thani fares by month
Cheapest one-way fare found: ฿926 for March 2027 on Thai Vietjet, nonstop. Nonstop from ฿926.
- Oct ’26฿1,030
- Nov ’26฿1,324
- Dec ’26฿1,204
- Jan ’27฿1,663
- Mar ’27฿926
Cheapest one-way fares per month of departure in the Aviasales price cache, found . Fares change by the hour: the live fare is shown when you search. Cheapest of all the airport pairs above, per month.
Bangkok to Udon Thani: frequently asked questions
How much is a flight from Bangkok to Udon Thani?
From ฿926 one-way, the cheapest fare found (BKK–UTH, March 2027; found 8 October 2026).
Which airports can I fly between Bangkok and Udon Thani?
2 airport pairs: BKK–UTH and DMK–UTH.
Which airlines fly nonstop from Bangkok to Udon Thani?
Thai AirAsia, Thai Airways, Thai Vietjet, Nok Air and Thai Lion Air.
What is the cheapest month to fly Bangkok to Udon Thani?
March 2027, at ฿926 across all 2 airport pairs.