Cheapest return flights from Bangkok to Ulaanbaatar in January from $553

AirHint found the following cheapest return flights from Bangkok (BKK) to Ulaanbaatar (UBN) in January 2026 (see full year).

Return flights

27 Jan - 03 Feb China Eastern
25 Jan - 01 Feb China Eastern
26 Jan - 02 Feb Thai VietJet Air
28 Jan - 04 Feb China Eastern
23 Jan - 30 Jan Batik Air Malaysia
31 Jan - 07 Feb Air China
28 Jan - 04 Feb MIAT Mongolian Airlines direct
24 Jan - 31 Jan China Eastern

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

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