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

Return flights

10 Jul - 31 Aug	Air China
28 Jul - 12 Aug	Ryanair
17 Jul - 29 Jul	Ryanair
08 Jul - 31 Jul	MIAT Mongolian Airlines	direct
06 Jul - 27 Jul	Air China
13 Jul - 27 Jul	Ryanair
28 Jul - 12 Aug	MIAT Mongolian Airlines	direct
07 Jul - 27 Jul	Air China
16 Jul - 30 Jul	Fly One
04 Jul - 11 Jul	Ryanair
06 Jul - 13 Jul	Ryanair
30 Jul - 24 Aug	SunExpress
21 Jul - 03 Aug	MIAT Mongolian Airlines	direct
04 Jul - 17 Jul	Ryanair
19 Jul - 21 Jul	Turkish Airlines
26 Jul - 08 Aug	Air Serbia
26 Jul - 02 Aug	Air Serbia
26 Jul - 15 Aug	Air Serbia
26 Jul - 03 Aug	Air Serbia
27 Jul - 10 Aug	LOT

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

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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Cheapest return flights from Frankfurt to Ulaanbaatar in July from 910€

Return flights