Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Bangkok to Ulaanbaatar. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Bangkok to Ulaanbaatar, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
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The cheapest one-way flight from Bangkok to Ulaanbaatar departs on 09/25/2026, is operated by Jeju Air and costs $249
The cheapest roundtrip flight from Bangkok to Ulaanbaatar departs on 08/12/2027, is operated by Emirates and costs $769
Fastest flight from Bangkok to Ulaanbaatar takes 5h 40m
There are no direct flights on this route.
The distance between Bangkok and Ulaanbaatar is 3840km (2381 miles). The average flight duration is 2h 20m. The time difference between Bangkok and Ulaanbaatar is 1h
The route Bangkok — Ulaanbaatar is served by many carriers — 12 in total, including Jeju Air, MIAT Mongolian Airlines, Spring Airlines, Air Busan, Shanghai Airlines, Thai AirAsia, Shenzhen Airlines, T'way Air, Hainan Airlines, Jin Air, Thai Vietjet Air, and Vietnam Airlines. This gives passengers wide opportunities: from finding the lowest fare (from $249) to selecting flights by schedule or service class. Our service aggregates data from multiple booking systems so you can compare offers in one place. This saves time and money: no need to check dozens of sites — just pick the right option and book online.
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There appear to be no non-stop flights from Bangkok to Ulaanbaatar at this time.... Well, or something went wrong on our side and we couldn't find anything
There are most likely no direct flights on the Bangkok — Ulaanbaatar route
Bangkok is served mainly by two airports with different roles. Suvarnabhumi (BKK) is the international hub handling most long-haul and full-service carriers; it’s usually seen as the city’s primary premium gateway and is about 30–35 km east of downtown (roughly 30–60 minutes by car depending on traffic). Transfer options include the Airport Rail Link to central stations (about 25–35 minutes, moderate fares), taxis and ride-hailing (variable time and cost). Don Mueang (DMK) functions as the budget and domestic base, favored by low-cost carriers and some regional flights; it sits about 20–25 km north of the centre (30–50 minutes by road) and is reachable by buses, local trains and taxis. Pros: BKK tends to offer more transit amenities and airline choices, while DMK can be cheaper and quicker for domestic/low-cost travel; cons: both can be affected by heavy road traffic and transfers may take longer during peak hours.
Ulaanbaatar’s main gateway is Chinggis Khaan International Airport (ULN), a modern international hub handling most long-haul and regional flights and serving national carrier MIAT alongside international airlines. The airport is located about 20–25 km south of the city center; road transfers typically take 30–60 minutes depending on traffic and weather, with taxis, airport shuttles and private transfers as common options (fares can vary from budget-friendly shared shuttles to higher taxi or private transfer rates). Facilities are relatively new and straightforward, though winter conditions can affect comfort and punctuality. Pros: international connectivity and recent amenities; cons: distance from downtown and possible seasonal delays.
The cheapest flight ticket from Bangkok to Ulaanbaatar according to data for the last 48 hours costs $249
Often the best time to buy tickets from Bangkok to Ulaanbaatar is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Bangkok to Ulaanbaatar can be found flying in these months: November, September, December.
The fastest flights from Bangkok to Ulaanbaatar start from 5 hours 40 minutes in the air.
The following airlines operate direct flights on the route Bangkok — Ulaanbaatar:
In different months, ticket prices from Bangkok to Ulaanbaatar vary: minimum — $263 (November 2026), maximum — $423 (August 2027). Typically, the flight costs $327–$700.
Flight prices from Bangkok to Ulaanbaatar are steadily rising: from September 2026 to August 2027, ticket costs increased by 56%. The sooner you book, the better the deal.
The most significant price increase was from November 2026 to August 2027 — up 61%. The best time to fly is November 2026–December 2026, when the average price is $268. In March 2027–August 2027, tickets cost around $392.
Given the rising prices, it's best not to delay your purchase. Flying in November 2026–December 2026 can save you up to 32% compared to the most expensive months.
Price variation across months on this route is 17%. Your choice of departure month significantly affects the total flight cost.
We couldn't find any special offers for flights from Bangkok to Ulaanbaatar