Cheap flights from Ulaanbaatar to Bangkok from $282 UBN → BKK, DMK
Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK)
The cheapest return found recently is $613 with S7 Airlines, 22 Jan 2027 – 4 Feb 2027, found 2 days ago. The cheapest one-way found recently is $282 with MIAT Mongolian Airlines, 13 Jan 2027, found 2 days ago.
- Cheapest one-way found recently
- $282, found 2 days ago
- Cheapest return found recently
- $613, 22 Jan 2027 to 4 Feb 2027
- Usual return price
- $615 to $768
- Cheapest month to fly
- December 2026, return fares from $525 found in the last 7 days
- Airlines with nonstop flights
- MIAT Mongolian Airlines
- Shortest nonstop flight found
- 6 h
Return
The cheapest return fare on each of 46 departure dates is usually $615 to $768.
Cheapest return found recently
$613
22 Jan 2027 – 4 Feb 2027 · S7 Airlines
Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK)
Leaves 2:00 a.m. · Return leaves 7:55 p.m. · 55 h 50 min of travel, both ways together
out 1 stop, back 2 stops
found 2 days ago
Cheapest nonstop return
$976
2 Dec – 7 Dec · MIAT Mongolian Airlines
Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK)
Leaves 8:45 a.m. · Return leaves 8:55 p.m. · 11 h 40 min of travel, both ways together
out nonstop, back nonstop
found 6 days ago
Found recently, and the cheapest we hold
$613 22 Jan 2027 – 4 Feb 2027found 2 days agoSee prices for these dates
$525 27 Dec – 14 Jan 2027found 3 days agoSee prices for these dates
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $517 to $566.
At $613, the cheapest return found recently is above that range.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 46 departure dates from 17 Nov to 19 Oct 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 13-night return fares leaving within 3 days of 22 Jan 2027 to compare.
Every date we hold
428 fares on 46 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 17 Nov – 2 Dec | $551 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 2 stops, back 1 stop | found 8 days ago | See prices for these dates |
| 19 Nov – 29 Nov | $559 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
| 22 Nov – 22 Dec | $547 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 2 stops, back 1 stop | found 4 days ago | See prices for these dates |
| 2 Dec – 7 Dec | $549 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 3 Dec – 15 Dec | $565 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 7 Dec – 28 Dec | $549 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 8 days ago | See prices for these dates |
| 11 Dec – 11 Jan 2027 | $698 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 2 stops, back 1 stop | found 2 days ago | See prices for these dates |
| 15 Dec – 15 Jan 2027 | $634 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 2 stops | found 3 days ago | See prices for these dates |
| 17 Dec – 16 Jan 2027 | $761 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 18 Dec – 22 Dec | $702 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 19 Dec – 13 Jan 2027 | $683 | Aero Mongolia | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 2 stops, back 1 stop | found 2 days ago | See prices for these dates |
| 20 Dec – 15 Jan 2027 | $791 | Asiana Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 21 Dec – 16 Jan 2027 | $815 | Air China | Chinggis Khaan International Airport (UBN) → Don Mueang International Airport (DMK) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
| 22 Dec – 14 Jan 2027 | $685 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 23 Dec – 10 Jan 2027 | $688 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 24 Dec – 16 Jan 2027 | $826 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 2 stops, back 1 stop | found 3 days ago | See prices for these dates |
| 25 Dec – 17 Jan 2027 | $919 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 26 Dec – 15 Jan 2027 | $817 | Spring Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 27 Dec – 14 Jan 2027 | $525 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 28 Dec – 18 Jan 2027 | $918 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 30 Dec – 18 Jan 2027 | $823 | Air China | Chinggis Khaan International Airport (UBN) → Don Mueang International Airport (DMK) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
| 31 Dec – 11 Jan 2027 | $760 | Korean Air | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 1 Jan 2027 – 18 Jan 2027 | $836 | Air China | Chinggis Khaan International Airport (UBN) → Don Mueang International Airport (DMK) | out 2 stops, back 1 stop | found 2 days ago | See prices for these dates |
| 3 Jan 2027 – 31 Jan 2027 | $761 | Asiana Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 4 Jan 2027 – 15 Jan 2027 | $799 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out nonstop, back 2 stops | found 2 days ago | See prices for these dates |
| 5 Jan 2027 – 19 Jan 2027 | $771 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 2 stops, back 1 stop | found 4 days ago | See prices for these dates |
| 6 Jan 2027 – 20 Jan 2027 | $608 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 7 Jan 2027 – 23 Jan 2027 | $770 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 2 stops | found 6 days ago | See prices for these dates |
| 8 Jan 2027 – 22 Jan 2027 | $580 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 7 days ago | See prices for these dates |
| 11 Jan 2027 – 30 Jan 2027 | $672 | Korean Air | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 7 days ago | See prices for these dates |
| 12 Jan 2027 – 1 Feb 2027 | $648 | Korean Air | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 13 Jan 2027 – 21 Jan 2027 | $620 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 18 Jan 2027 – 28 Jan 2027 | $613 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 22 Jan 2027 – 4 Feb 2027 | $613 | S7 Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 2 stops | found 2 days ago | See prices for these dates |
| 23 Jan 2027 – 4 Feb 2027 | $711 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 2 stops, back 1 stop | found 2 days ago | See prices for these dates |
| 24 Jan 2027 – 5 Feb 2027 | $674 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 2 stops | found 2 days ago | See prices for these dates |
| 1 Feb 2027 – 8 Feb 2027 | $621 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out nonstop, back nonstop | found 7 days ago | See prices for these dates |
| 2 Feb 2027 – 16 Feb 2027 | $644 | Korean Air | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 16 Feb 2027 – 16 Feb 2027 | $668 | S7 Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 3 Mar 2027 – 17 Mar 2027 | $643 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out nonstop, back 2 stops | found 7 days ago | See prices for these dates |
| 10 Mar 2027 – 20 Mar 2027 | $648 | Korean Air | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 11 Mar 2027 – 21 Mar 2027 | $648 | Korean Air | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 13 Mar 2027 – 25 Mar 2027 | $593 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 1 Apr 2027 – 12 Apr 2027 | $673 | Korean Air | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 30 Jul 2027 – 8 Aug 2027 | $777 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 19 Oct 2027 – 1 Nov 2027 | $619 | Korean Air | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 7 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $525.
Airlines on the cheapest dates: Air China, MIAT Mongolian Airlines, Korean Air, Asiana Airlines, S7 Airlines, Aero Mongolia, Spring Airlines.
One-way
The cheapest one-way fare on each of 7 departure dates is usually $297 to $335.
Cheapest one-way found recently
$282
13 Jan 2027 · MIAT Mongolian Airlines
Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK)
Leaves 10:25 p.m. · 43 h 10 min trip
2 stops · via Hohhot Baita International Airport (HET), Xiamen Gaoqi International Airport (XMN) · overnight connection · 22 h connection
found 2 days ago
Cheapest nonstop one-way
$530
13 Jan 2027 · MIAT Mongolian Airlines
Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK)
Leaves 8:45 a.m. · 6 h trip
nonstop
found 2 days ago
Found recently, and the cheapest we hold
$282 13 Jan 2027found 2 days agoOpen this trip
$240 16 Novfound 8 days agoSee prices for these dates
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $215 to $334.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 7 departure dates from 16 Nov to 24 Sept 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 13 Jan 2027 to compare.
Every date we hold
81 fares on 7 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 16 Nov | $240 | Spring Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | 1 stop | found 8 days ago | See prices for these dates |
| 18 Nov | $333 | Air China | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | 1 stop | found 6 days ago | Open this trip |
| 13 Jan 2027 | $282 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | 2 stops | found 2 days ago | Open this trip |
| 2 Feb 2027 | $311 | S7 Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | 1 stop | found 4 days ago | Open this trip |
| 13 Feb 2027 | $320 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | 2 stops | found 4 days ago | Open this trip |
| 10 Mar 2027 | $336 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | 1 stop | found 5 days ago | Open this trip |
| 24 Sept 2027 | $371 | MIAT Mongolian Airlines | Chinggis Khaan International Airport (UBN) → Suvarnabhumi Airport (BKK) | 1 stop | found 2 days ago | Open this trip |
Which month looks cheapest?
November 2026 is the cheapest month — from $240.
Airlines on the cheapest dates: MIAT Mongolian Airlines, Spring Airlines, Air China, S7 Airlines.
Premium cabin fares from Ulaanbaatar to Bangkok
Return
We looked for premium economy, business and first-class return fares on this route, and hold none found in the last 7 days.
Today's prices for 22 Jan 2027 – 4 Feb 2027 in another cabin: Premium economy · Business · First
One-way
We looked for premium economy, business and first-class one-way fares on this route, and hold none found in the last 7 days.
Today's prices for 13 Jan 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Ulaanbaatar to Bangkok?
Return
Fares 7 to 13 days before departure were typically 6% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $587 | $523 | +6% | 48 |
| 7–13 days | $555 | $523 | Cheapest seen | 47 |
| 14–29 days | $566 | $532 | +2% | 49 |
| 30–59 days | $559 | $525 | +1% | 49 |
| 60–89 days | $581 | $571 | +5% | 49 |
| 90–179 days | $580 | $517 | +5% | 49 |
| 180+ days | $654 | $583 | +18% | 25 |
One-way
Fares 14 to 29 days before departure were typically 25% lower than 0 to 6 days before departure.
From the cheapest one-way each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $286 | $261 | +33% | 9 |
| 7–13 days | $264 | $240 | +23% | 13 |
| 14–29 days | $215 | $215 | Cheapest seen | 11 |
| 30–59 days | $292 | $282 | +36% | 13 |
| 60–89 days | $283 | $266 | +32% | 25 |
| 90–179 days | $283 | $245 | +32% | 48 |
| 180+ days | $360 | $350 | +67% | 28 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Ulaanbaatar → Pattaya
101 km from Bangkok
$1,114
$501 more than flying to Bangkok
10 Jan 2027 – 21 Jan 2027 · UBN → UTP · out 3 stops, back 2 stops
found 3 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 22 Jan 2027 – 4 Feb 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Ulaanbaatar to Bangkok?
The cheapest return found recently is $613 with S7 Airlines, 22 Jan 2027 to 4 Feb 2027, found 2 days ago. The cheapest return we hold, of any age, is $525 with MIAT Mongolian Airlines, 27 Dec to 14 Jan 2027, found 3 days ago. The cheapest return fare on each of 46 departure dates is usually $615 to $768.
How much is a one-way flight from Ulaanbaatar to Bangkok?
The cheapest one-way found recently is $282 with MIAT Mongolian Airlines, 13 Jan 2027, found 2 days ago. The cheapest one-way we hold, of any age, is $240 with Spring Airlines, 16 Nov, found 8 days ago. The cheapest one-way fare on each of 7 departure dates is usually $297 to $335.
What is the cheapest month to fly from Ulaanbaatar to Bangkok?
December 2026 is the cheapest month for a return, from $525, 27 Dec to 14 Jan 2027, found 3 days ago. November 2026 is the cheapest month for a one-way, from $240, 16 Nov, found 8 days ago.
How far ahead should I book a flight from Ulaanbaatar to Bangkok?
In 49 days of prices between 24 Sept and 11 Nov, return fares 7 to 13 days before departure were typically 6% lower than 0 to 6 days before departure. One-way fares 14 to 29 days before departure were typically 25% lower than 0 to 6 days before departure.
Is there a direct flight from Ulaanbaatar to Bangkok?
Yes, the cheapest nonstop return found recently is $976 with MIAT Mongolian Airlines, 2 Dec to 7 Dec, found 6 days ago. The cheapest nonstop one-way found recently is $530 with MIAT Mongolian Airlines, 13 Jan 2027, found 2 days ago.
How long is the flight from Ulaanbaatar to Bangkok?
The cheapest nonstop one-way found recently, with MIAT Mongolian Airlines on 13 Jan 2027, takes 6 h from Chinggis Khaan International Airport (UBN) to Suvarnabhumi Airport (BKK). The cheapest one-way found recently, with MIAT Mongolian Airlines on 13 Jan 2027, takes 43 h 10 min with 2 stops, including a 22 h connection.
Which airlines have the cheapest flights from Ulaanbaatar to Bangkok?
Between 17 Nov and 19 Oct 2027, Air China has the cheapest return on 16 of the 46 departure dates we hold, MIAT Mongolian Airlines on 16 and Korean Air on 8. Between 16 Nov and 24 Sept 2027, MIAT Mongolian Airlines has the cheapest one-way on 4 of the 7 departure dates we hold, Spring Airlines on 1 and Air China on 1.
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
