Cheapest return flights from Bangkok to Ulaanbaatar in April from $509

Best time to book flights for Bangkok (BKK) to Ulaanbaatar (UBN) flights at AirHint

AirHint found the following cheapest return flights from Bangkok (BKK) to Ulaanbaatar (UBN) in April 2025 (see full year).

Return flights

11 Apr - 17 Apr Air China
03 Apr - 10 Apr Air China
07 Apr - 13 Apr Air China

Also check the deals for one-way flights from Bangkok to Ulaanbaatar in April.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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