Cheapest return flights from Frankfurt to Ulaanbaatar in September from 537€

AirHint found the following cheapest return flights from Frankfurt (FRA) to Ulaanbaatar (UBN) in September 2025 (see full year).

Return flights

07 Sep - 16 Sep Ryanair
05 Sep - 16 Sep Ryanair
06 Sep - 17 Sep Ryanair
05 Sep - 24 Sep Ryanair
02 Sep - 16 Sep MIAT Mongolian Airlines direct
09 Sep - 21 Sep MIAT Mongolian Airlines direct
18 Sep - 22 Sep MIAT Mongolian Airlines direct
17 Sep - 22 Sep Ryanair
19 Sep - 30 Sep Turkish Airlines
01 Sep - 08 Sep Ryanair
20 Sep - 01 Oct Air China
03 Sep - 01 Oct Air China

Also check the deals for one-way flights from Frankfurt to Ulaanbaatar in September.

Skyscanner

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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