Cheapest return flights from Seoul to Ulaanbaatar in August from 235€
AirHint found the following cheapest return flights from Seoul (ICN) to Ulaanbaatar (UBN)
in August 2025 (see full year ).
Return flights
31 Aug
- 13 Sep
Jeju Air
235 €
direct
31 Aug
- 11 Sep
Jeju Air
237 €
direct
31 Aug
- 04 Sep
Jeju Air
249 €
direct
31 Aug
- 10 Sep
T'way Air
261 €
direct
30 Aug
- 11 Sep
Jeju Air
266 €
direct
30 Aug
- 04 Sep
Jeju Air
276 €
direct
28 Aug
- 01 Sep
Jeju Air
290 €
direct
25 Aug
- 09 Sep
Jeju Air
295 €
direct
25 Aug
- 08 Sep
MIAT Mongolian Airlines
306 €
direct
28 Aug
- 02 Sep
Jeju Air
307 €
direct
06 Aug
- 13 Aug
T'way Air
342 €
direct
30 Aug
- 30 Aug
Korean Air
350 €
direct
06 Aug
- 10 Aug
T'way Air
352 €
direct
24 Aug
- 27 Aug
T'way Air
354 €
direct
08 Aug
- 15 Aug
MIAT Mongolian Airlines
363 €
direct
18 Aug
- 20 Aug
MIAT Mongolian Airlines
365 €
direct
11 Aug
- 18 Aug
MIAT Mongolian Airlines
372 €
17 Aug
- 22 Aug
MIAT Mongolian Airlines
375 €
direct
06 Aug
- 11 Aug
T'way Air
376 €
direct
07 Aug
- 14 Aug
MIAT Mongolian Airlines
379 €
direct
Also check the deals for one-way flights from Seoul to Ulaanbaatar in August .
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.
Find us on social media
Feel free to contact us with any feedback or request another flight research.
Find us on social media