Cheapest return flights from Seoul to Ulaanbaatar in July from 299€

Best time to book flights for Seoul (ICN) to Ulaanbaatar (UBN) flights at AirHint

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

Return flights

08 Jul - 30 Jul MIAT Mongolian Airlines direct
11 Jul - 11 Jul Korean Air direct
11 Jul - 16 Jul Korean Air direct
07 Jul - 18 Jul Korean Air direct
12 Jul - 18 Jul Korean Air direct
05 Jul - 11 Jul Korean Air direct
14 Jul - 19 Jul Korean Air direct
18 Jul - 18 Jul Korean Air direct
05 Jul - 12 Jul Korean Air direct
07 Jul - 11 Jul Korean Air direct
18 Jul - 01 Aug Korean Air direct
25 Jul - 01 Aug Korean Air direct
26 Jul - 01 Aug Korean Air direct
26 Jul - 02 Aug Korean Air direct
26 Jul - 07 Aug Korean Air direct
31 Jul - 03 Aug Korean Air direct
28 Jul - 04 Aug Korean Air direct
27 Jul - 01 Aug Korean Air direct
27 Jul - 02 Aug Korean Air direct
26 Jul - 03 Aug Korean Air direct

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

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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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