Cheapest return flights from Seoul to Ulaanbaatar in July from 423€

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

Return flights

29 Jul - 02 Aug Jeju Air direct
30 Jul - 02 Aug Jeju Air direct
31 Jul - 03 Aug Air China
28 Jul - 30 Jul Air China
28 Jul - 03 Aug Air China
28 Jul - 02 Aug Air China
29 Jul - 07 Aug Air China
31 Jul - 02 Aug Air China
30 Jul - 13 Aug Air China
31 Jul - 10 Aug Air China
30 Jul - 04 Aug Air China
27 Jul - 29 Jul Jeju Air direct
29 Jul - 31 Jul Jeju Air direct
27 Jul - 30 Jul Jeju Air
27 Jul - 31 Jul Jeju Air direct
28 Jul - 30 Jul T'way Air direct
27 Jul - 30 Jul Korean Air direct
27 Jul - 28 Jul Korean Air direct
27 Jul - 27 Jul Korean Air direct

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

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.

Book a cheap hotel in Ulaanbaatar

Cheap car rent in Ulaanbaatar

Feel free to contact us with any feedback or request another flight research.