Bangkok to Udon Thani flights in December 2026 from $68 BKK, DMK → UTH
Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH)
For departures in December 2026, the cheapest return found recently is $113 with Nok Air, 29 Dec – 31 Dec, found 2 days ago. The cheapest one-way found recently is $68 with Thai Vietjet Air, 30 Dec, found 3 days ago.
Return
In December 2026, the cheapest return fare on each of 5 departure dates is usually $105 to $113. Across all 13 departure dates we hold on this route, it is usually $82 to $113. Of the 3 months with enough return fares to compare, December 2026 is usually the most expensive.
Cheapest return found recently
$113
29 Dec – 31 Dec · Nok Air
Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH)
out nonstop, back nonstop
found 2 days ago
Cheapest we hold, of any age
$83
1 Dec – 5 Dec · Nok Air
Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH)
out nonstop, back nonstop
found 4 days ago
The cheapest dates in December 2026
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 1 Dec – 5 Dec | $83 | Nok Air | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 25 Dec – 29 Dec | $105 | Nok Air | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 28 Dec – 29 Dec | $106 | Thai AirAsia | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 29 Dec – 31 Dec | $113 | Nok Air | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 26 Dec – 29 Dec | $114 | Nok Air | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
Every date we hold
5 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 1 Dec – 5 Dec | $83 | Nok Air | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 25 Dec – 29 Dec | $105 | Nok Air | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 26 Dec – 29 Dec | $114 | Nok Air | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 28 Dec – 29 Dec | $106 | Thai AirAsia | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 29 Dec – 31 Dec | $113 | Nok Air | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $75.
One-way
In December 2026, the cheapest one-way fare on each of 9 departure dates is usually $41 to $48. Across all 19 departure dates we hold on this route, it is usually $40 to $49. Of the 2 months with enough one-way fares to compare, December 2026 is usually the most expensive.
Cheapest one-way found recently
$68
30 Dec · Thai Vietjet Air
Suvarnabhumi Airport (BKK) → Udon Thani International Airport (UTH)
nonstop
found 3 days ago
Cheapest we hold, of any age
$39
1 Dec · Nok Air
Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH)
nonstop
found 4 days ago
The cheapest dates in December 2026
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 1 Dec | $39 | Nok Air | nonstop | found 4 days ago | Open this trip |
| 17 Dec | $40 | Nok Air | nonstop | found 4 days ago | Open this trip |
| 3 Dec | $41 | Nok Air | nonstop | found 7 days ago | Open this trip |
| 9 Dec | $43 | Nok Air | nonstop | found 7 days ago | Open this trip |
| 10 Dec | $45 | Nok Air | nonstop | found 4 days ago | Open this trip |
Every date we hold
9 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 1 Dec | $39 | Nok Air | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | nonstop | found 4 days ago | Open this trip |
| 3 Dec | $41 | Nok Air | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | nonstop | found 7 days ago | Open this trip |
| 5 Dec | $48 | Nok Air | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | nonstop | found 5 days ago | Open this trip |
| 9 Dec | $43 | Nok Air | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | nonstop | found 7 days ago | Open this trip |
| 10 Dec | $45 | Nok Air | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | nonstop | found 4 days ago | Open this trip |
| 14 Dec | $46 | Nok Air | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | nonstop | found 6 days ago | Open this trip |
| 17 Dec | $40 | Nok Air | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | nonstop | found 4 days ago | Open this trip |
| 29 Dec | $63 | Nok Air | Don Mueang International Airport (DMK) → Udon Thani International Airport (UTH) | nonstop | found 5 days ago | Open this trip |
| 30 Dec | $68 | Thai Vietjet Air | Suvarnabhumi Airport (BKK) → Udon Thani International Airport (UTH) | nonstop | found 3 days ago | Open this trip |
Which month looks cheapest?
November 2026 is the cheapest month — from $38.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work