Cheapest return flights from Bangkok to Ulaanbaatar in April from 421€

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

Return flights

01 Apr - 05 Apr Thai Lion Air
02 Apr - 09 Apr China Southern
05 Apr - 12 Apr China Southern
01 Apr - 08 Apr Shandong Airlines
06 Apr - 13 Apr Thai AirAsia X
04 Apr - 11 Apr Thai AirAsia X
03 Apr - 10 Apr Thai AirAsia
11 Apr - 18 Apr Thai AirAsia
01 Apr - 14 Apr Air China
25 Apr - 03 May Air China
25 Apr - 04 May Air China
25 Apr - 05 May Air China
11 Apr - 14 Apr Air China

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

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