Typical price difference
-12%฿2,325 here compared with ฿2,628
One-way and roundtrip flights from Bangkok27°Hot
Flights to Udon Thani in September 2026
🏙️City💑Romantic
DepartureTue, Sep 15± 15 days
One way from ฿995 · Roundtrip from ฿1,979.Top deals
Flights and prices
How much are flights from Bangkok to Udon Thani?
Planning a trip to Udon Thani? Compare dates, airlines, flight times and direct options from Bangkok. 25 one-way fares from ฿995 · 446 roundtrips from ฿1,979. These results are for september 2026.
- One way from
- ฿995
- 25 outbound-only options
- Roundtrip from
- ฿1,979
- 446 complete trips
- Typical roundtrip
- ฿2,325
- Half cost less, half cost more
- Flight options
- 446
- Roundtrips available
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Roundtrip deals
446 fares · from ฿1,979
Outbound and return flights together in one total fare.
Trip datesFlight itineraryTotal fareView
Sep 16 → Sep 215 nights
Roundtrip
- Depart
- Sep 16
- Return
- Sep 21
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return14:55UTH → BKK16:051h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return14:55UTH16:05BKK1h 10mDirect
Operated by
Thai VietJet Air
Thai VietJet Air฿1,979
฿2,461-20%
Save ฿482
Thai VietJet AirRoundtrip total฿1,979฿2,461−20%Save ฿482View deal
Cheapest of September 2026
Sep 16 → Sep 2812 nights
Roundtrip
- Depart
- Sep 16
- Return
- Sep 28
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return10:15UTH → BKK11:251h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return10:15UTH11:25BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,979
฿2,461-20%
Save ฿482
Thai VietJet AirRoundtrip total฿1,979฿2,461−20%Save ฿482View deal
Cheapest of September 2026
Sep 16 → Sep 2610 nights
Roundtrip
- Depart
- Sep 16
- Return
- Sep 26
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return10:15UTH → BKK11:251h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return10:15UTH11:25BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,979
฿2,461-20%
Save ฿482
Thai VietJet AirRoundtrip total฿1,979฿2,461−20%Save ฿482View deal
Cheapest of September 2026
Sep 16 → Sep 2711 nights
Roundtrip
- Depart
- Sep 16
- Return
- Sep 27
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return11:55UTH → BKK13:051h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return11:55UTH13:05BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,979
฿2,461-20%
Save ฿482
Thai VietJet AirRoundtrip total฿1,979฿2,461−20%Save ฿482View deal
Cheapest of September 2026
Sep 16 → Sep 226 nights
Roundtrip
- Depart
- Sep 16
- Return
- Sep 22
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return11:55UTH → BKK13:051h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return11:55UTH13:05BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,979
฿2,461-20%
Save ฿482
Thai VietJet AirRoundtrip total฿1,979฿2,461−20%Save ฿482View deal
Cheapest of September 2026
Sep 16 → Sep 237 nights
Roundtrip
- Depart
- Sep 16
- Return
- Sep 23
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return11:55UTH → BKK13:051h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return11:55UTH13:05BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,979
฿2,461-20%
Save ฿482
Thai VietJet AirRoundtrip total฿1,979฿2,461−20%Save ฿482View deal
Cheapest of September 2026
Sep 24 → Sep 284 nights
Roundtrip
- Depart
- Sep 24
- Return
- Sep 28
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return11:55UTH → BKK13:051h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return11:55UTH13:05BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,987
฿2,461-19%
Save ฿474
Thai VietJet AirRoundtrip total฿1,987฿2,461−19%Save ฿474View deal
Cheapest of September 2026
Sep 24 → Sep 273 nights
Roundtrip
- Depart
- Sep 24
- Return
- Sep 27
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return10:15UTH → BKK11:251h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return10:15UTH11:25BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,987
฿2,461-19%
Save ฿474
Thai VietJet AirRoundtrip total฿1,987฿2,461−19%Save ฿474View deal
Cheapest of September 2026
Sep 22 → Sep 286 nights
Roundtrip
- Depart
- Sep 22
- Return
- Sep 28
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return11:55UTH → BKK13:051h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return11:55UTH13:05BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,987
฿2,461-19%
Save ฿474
Thai VietJet AirRoundtrip total฿1,987฿2,461−19%Save ฿474View deal
Cheapest of September 2026
Sep 22 → Sep 264 nights
Roundtrip
- Depart
- Sep 22
- Return
- Sep 26
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return10:15UTH → BKK11:251h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return10:15UTH11:25BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,987
฿2,461-19%
Save ฿474
Thai VietJet AirRoundtrip total฿1,987฿2,461−19%Save ฿474View deal
Cheapest of September 2026
Sep 22 → Sep 275 nights
Roundtrip
- Depart
- Sep 22
- Return
- Sep 27
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return10:15UTH → BKK11:251h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return10:15UTH11:25BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,987
฿2,461-19%
Save ฿474
Thai VietJet AirRoundtrip total฿1,987฿2,461−19%Save ฿474View deal
Cheapest of September 2026
Sep 16 → Sep 248 nights
Roundtrip
- Depart
- Sep 16
- Return
- Sep 24
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return11:55UTH → BKK13:051h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return11:55UTH13:05BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,987
฿2,461-19%
Save ฿474
Thai VietJet AirRoundtrip total฿1,987฿2,461−19%Save ฿474View deal
Cheapest of September 2026
Sep 16 → Sep 2913 nights
Roundtrip
- Depart
- Sep 16
- Return
- Sep 29
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return11:55UTH → BKK13:051h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return11:55UTH13:05BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,987
฿2,461-19%
Save ฿474
Thai VietJet AirRoundtrip total฿1,987฿2,461−19%Save ฿474View deal
Cheapest of September 2026
Sep 16 → Sep 3014 nights
Roundtrip
- Depart
- Sep 16
- Return
- Sep 30
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return10:15UTH → BKK11:251h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return10:15UTH11:25BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,987
฿2,461-19%
Save ฿474
Thai VietJet AirRoundtrip total฿1,987฿2,461−19%Save ฿474View deal
Cheapest of September 2026
Sep 23 → Sep 285 nights
Roundtrip
- Depart
- Sep 23
- Return
- Sep 28
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return11:55UTH → BKK13:051h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return11:55UTH13:05BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,987
฿2,461-19%
Save ฿474
Thai VietJet AirRoundtrip total฿1,987฿2,461−19%Save ฿474View deal
Cheapest of September 2026
Sep 23 → Sep 263 nights
Roundtrip
- Depart
- Sep 23
- Return
- Sep 26
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return10:15UTH → BKK11:251h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return10:15UTH11:25BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,987
฿2,461-19%
Save ฿474
Thai VietJet AirRoundtrip total฿1,987฿2,461−19%Save ฿474View deal
Cheapest of September 2026
Sep 23 → Sep 274 nights
Roundtrip
- Depart
- Sep 23
- Return
- Sep 27
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return11:55UTH → BKK13:051h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return11:55UTH13:05BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,987
฿2,461-19%
Save ฿474
Thai VietJet AirRoundtrip total฿1,987฿2,461−19%Save ฿474View deal
Cheapest of September 2026
Sep 24 → Sep 295 nights
Roundtrip
- Depart
- Sep 24
- Return
- Sep 29
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return10:15UTH → BKK11:251h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return10:15UTH11:25BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,996
฿2,461-19%
Save ฿465
Thai VietJet AirRoundtrip total฿1,996฿2,461−19%Save ฿465View deal
Lowest 10% of September 2026
Sep 24 → Sep 306 nights
Roundtrip
- Depart
- Sep 24
- Return
- Sep 30
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return10:15UTH → BKK11:251h 10m · Direct1h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return10:15UTH11:25BKK1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,996
฿2,461-19%
Save ฿465
Thai VietJet AirRoundtrip total฿1,996฿2,461−19%Save ฿465View deal
Lowest 10% of September 2026
Sep 22 → Sep 297 nights
Roundtrip
- Depart
- Sep 22
- Return
- Sep 29
Out10:10BKK → UTH11:201h 10m · Direct1h 10m · Direct
Return17:50UTH → BKK19:051h 15m · Direct1h 15m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Return17:50UTH19:05BKK1h 15mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,996
฿2,461-19%
Save ฿465
Thai VietJet AirRoundtrip total฿1,996฿2,461−19%Save ฿465View deal
Lowest 10% of September 2026
One-way deals
25 fares · from ฿995
Outbound fare only — add a return separately if you need one.
Trip datesFlight itineraryTotal fareView
wed · Sep 16One way
Departurewed · Sep 16
One way2026
10:10BKK → UTH11:201h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿995
฿1,206-17%
฿211 below average
Thai VietJet AirOne-way fare฿995฿1,206−17%Save ฿211View deal
Cheapest of September 2026
thu · Sep 24One way
Departurethu · Sep 24
One way2026
10:10BKK → UTH11:201h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,004
฿1,206-17%
฿202 below average
Thai VietJet AirOne-way fare฿1,004฿1,206−17%Save ฿202View deal
Lowest 10% of September 2026
tue · Sep 22One way
Departuretue · Sep 22
One way2026
10:10BKK → UTH11:201h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,004
฿1,206-17%
฿202 below average
Thai VietJet AirOne-way fare฿1,004฿1,206−17%Save ฿202View deal
Lowest 10% of September 2026Down from ฿1,222 on Aug 17
wed · Sep 23One way
Departurewed · Sep 23
One way2026
10:10BKK → UTH11:201h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,004
฿1,206-17%
฿202 below average
Thai VietJet AirOne-way fare฿1,004฿1,206−17%Save ฿202View deal
Lowest 10% of September 2026
tue · Sep 29One way
Departuretue · Sep 29
One way2026
10:10BKK → UTH11:201h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,018
฿1,206-16%
฿188 below average
Thai VietJet AirOne-way fare฿1,018฿1,206−16%Save ฿188View deal
Lowest 10% of September 2026
wed · Sep 30One way
Departurewed · Sep 30
One way2026
10:10BKK → UTH11:201h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,024
฿1,206-15%
฿182 below average
Thai VietJet AirOne-way fare฿1,024฿1,206−15%Save ฿182View deal
Lowest 10% of September 2026
mon · Sep 21One way
Departuremon · Sep 21
One way2026
13:10BKK → UTH14:251h 15m · Direct
Outbound13:10BKK14:25UTH1h 15mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,103
฿1,206-9%
฿103 below average
Thai VietJet AirOne-way fare฿1,103฿1,206−9%Save ฿103View deal
fri · Sep 25One way
Departurefri · Sep 25
One way2026
08:30BKK → UTH09:451h 15m · Direct
Outbound08:30BKK09:45UTH1h 15mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
mon · Sep 14One way
Departuremon · Sep 14
One way2026
10:10BKK → UTH11:201h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
mon · Sep 28One way
Departuremon · Sep 28
One way2026
16:00BKK → UTH17:151h 15m · Direct
Outbound16:00BKK17:15UTH1h 15mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
sat · Sep 12One way
Departuresat · Sep 12
One way2026
08:30BKK → UTH09:451h 15m · Direct
Outbound08:30BKK09:45UTH1h 15mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
sat · Sep 19One way
Departuresat · Sep 19
One way2026
08:30BKK → UTH09:451h 15m · Direct
Outbound08:30BKK09:45UTH1h 15mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
sat · Sep 26One way
Departuresat · Sep 26
One way2026
16:00BKK → UTH17:151h 15m · Direct
Outbound16:00BKK17:15UTH1h 15mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
sun · Sep 13One way
Departuresun · Sep 13
One way2026
08:30BKK → UTH09:451h 15m · Direct
Outbound08:30BKK09:45UTH1h 15mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
sun · Sep 20One way
Departuresun · Sep 20
One way2026
10:10BKK → UTH11:201h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
sun · Sep 27One way
Departuresun · Sep 27
One way2026
10:10BKK → UTH11:201h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
thu · Sep 10One way
Departurethu · Sep 10
One way2026
16:00BKK → UTH17:151h 15m · Direct
Outbound16:00BKK17:15UTH1h 15mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
thu · Sep 17One way
Departurethu · Sep 17
One way2026
10:10BKK → UTH11:201h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
tue · Sep 15One way
Departuretue · Sep 15
One way2026
10:10BKK → UTH11:201h 10m · Direct
Outbound10:10BKK11:20UTH1h 10mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
tue · Sep 8One way
Departuretue · Sep 8
One way2026
08:30BKK → UTH09:451h 15m · Direct
Outbound08:30BKK09:45UTH1h 15mDirect
Operated byThai VietJet Air
Thai VietJet Air฿1,116
฿1,206-7%
฿90 below average
Thai VietJet AirOne-way fare฿1,116฿1,206−7%Save ฿90View deal
Plan with confidence
Find the trip that fits
Compare prices, dates, airlines and travel time. Then choose the deal that feels right.
See the difference
September 2026 at a glance
Compare price, non-stop choice and travel time with other Udon Thani options.
Non-stop options
100%+0 points compared with other flights
Typical flight time
1h 10m— longer than the comparison
Roundtrip options
446Trips ready to compare
Typical prices
What do Udon Thani roundtrips usually cost?
This distribution uses roundtrip prices only; one-way prices remain in their own labeled summary.
Lowest฿1,979
Typical low฿2,164
Typical฿2,325
Typical high฿2,479
Flexible dates
Cheapest departure dates for Udon Thani
Compare nearby dates to see where the better prices are. Always check the final price before booking.
฿2,354
Sep 6
฿2,479
Sep 7
฿2,108
Sep 8
฿2,221
Sep 9
฿2,221
Sep 11
฿2,108
Sep 13
฿2,108
Sep 14
฿2,213
Sep 15
฿2,091
Sep 16
฿2,213
Sep 17
฿2,340
Sep 18
฿2,283
Sep 19
฿2,283
Sep 20
฿2,378
Sep 21
฿2,268
Sep 22
฿2,268
Sep 23
฿2,380
Sep 24
฿2,492
Sep 25
฿2,504
Sep 26
฿2,492
Sep 27
฿2,492
Sep 28
฿2,344
Sep 29
฿2,291
Sep 30
Flexible timing
Compare Udon Thani by travel month
Open a month to compare its dates, prices and available flights.
Airline comparison
Which airlines show the lowest Udon Thani fares?
Some trips combine airlines, so check both flights before you book.
| Comparison | Lowest | Typical range | Results | Non-stop |
|---|---|---|---|---|
| 1Thai VietJet Air | ฿1,979 | ฿2,125–฿2,455 | 427 | 100% |
| 2Nok Air | ฿2,155 | ฿2,283–฿2,399 | 105 | 100% |
| 3Thai Lion Air | ฿2,343 | ฿2,490–฿2,586 | 79 | 100% |
| 4Thai AirAsia | ฿2,344 | ฿2,425–฿2,555 | 32 | 100% |
Weather through the year
Typical temperatures in Udon Thani
Usual monthly temperatures can help you choose when to go. They are not a live forecast.
23°Jan
26°Feb
28°Mar
30°Apr
29°May
28°Jun
28°Jul
27°Aug
27°Sep
26°Oct
25°Nov
23°Dec
Useful trip facts
What to know about Udon Thani
- Country
- Thailand
- Arrival code
- UTH
- Typical annual temperature
- 27°C
- Usual temperature, not a forecast
- Trip styles
- City, Romantic
- Bangkok departure airports
- BKK
- Airports represented in the current fare results
- Arrival airports
- UTH
- Airports represented in the current fare results
- Typical outbound from Bangkok
- 1h 10m
- Typical stay
- 12 nights
Why go
Why travelers consider Udon Thani
Red Lotus Sea and Ban Chiang. A growing Isan city near one of Southeast Asia's most important archaeological sites and stunning seasonal wetlands.
Explore related searches
Common questions about Udon Thani
What is the lowest available one-way fare for Udon Thani?
The lowest available one-way fare is ฿995. It is compared only with other one-way fares.
What is the lowest available roundtrip fare for Udon Thani?
The lowest available roundtrip fare is ฿1,979. Check the dates, baggage and final total before booking.
What is a typical fare for Udon Thani?
A typical fare is ฿2,325. Many available options sit between ฿2,164 and ฿2,479.
How many choices are available for Udon Thani?
Choose from 446 roundtrip flights across 1 destination in 1 country.
Are direct flights available for Udon Thani?
446 roundtrip flights are non-stop both ways. That is 100% of the current choices.
Which month has the lowest fares for Udon Thani?
Sep 2026 has the lowest available roundtrip fare, from ฿1,979.
What is the cheapest flight from Bangkok to Udon Thani?
The lowest currently observed flight from Bangkok to Udon Thani is ฿1,979. Confirm the final itinerary total and availability before booking.
When is the best time to fly from Bangkok to Udon Thani?
Based on current prices, September 2026 offers some of the best deals from Bangkok to Udon Thani. Check the month-by-month breakdown on this page for the cheapest times to fly.