starting at $122
starting at $185
starting at $188
starting at $193
starting at $220
starting at $222
starting at $271
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Ulaanbaatar to Seoul. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Ulaanbaatar to Seoul, despite the fact that sometimes flights with transfers can cost significantly less.
Of the 4 airlines on the Ulaanbaatar — Seoul route, only one flies every day: MIAT Mongolian Airlines flies every day. Korean Air flies every day except Tuesday. Jeju Air and Asiana Airlines only fly on Sunday, Tuesday, and Thursday.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
The Ulaanbaatar — Seoul route is served by a wide range of airlines: 7 in total, including Jeju Air, T'way Air, Air Busan, Asiana Airlines, MIAT Mongolian Airlines, Korean Air, and Air China. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $122. Our service helps compare all available offers within seconds and choose the most convenient option. You can filter flights by price, departure time, or baggage rules to make your trip as comfortable as possible. With so many airlines, there’s always a chance to catch special promotions and save.
starting at $122
starting at $185
starting at $188
starting at $193
starting at $220
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starting at $271
Ulaanbaatar — Seoul
10/15/2026
Departure
Direct flight
7C5204
starting at $122
Ulaanbaatar — Seoul
09/08/2026
Departure
Direct flight
7C5204
starting at $149
Ulaanbaatar — Seoul
09/22/2026
Departure
Direct flight
7C5204
starting at $155
Ulaanbaatar — Seoul
09/20/2026
Departure
Direct flight
7C5204
starting at $162
Ulaanbaatar — Seoul
07/06/2026
Departure
Direct flight
7C5204
starting at $164
Ulaanbaatar — Seoul
07/10/2026
Departure
Direct flight
7C5276
starting at $167
Ulaanbaatar — Seoul
06/29/2026
Departure
Direct flight
7C5204
starting at $168
Ulaanbaatar — Seoul
07/21/2026
Departure
Direct flight
7C5276
starting at $168
Ulaanbaatar — Seoul
09/19/2026
Departure
Direct flight
7C5204
starting at $176
Ulaanbaatar — Seoul
07/14/2026
Departure
Direct flight
7C5276
starting at $178
Jeju Air
Su, Tu, and Th
starting at $144
MIAT Mongolian Airlines
Every day
starting at $216
Asiana Airlines
Su, Tu, and Th
starting at $181
Korean Air
Su, Mo, We, Th, Fr, and Sa
starting at $220
The cheapest one-way flight from Ulaanbaatar to Seoul departs on 10/15/2026, is operated by Jeju Air and costs $122
The cheapest roundtrip flight from Ulaanbaatar to Seoul departs on 09/08/2026, is operated by Jeju Air and costs $305
Fastest flight from Ulaanbaatar to Seoul takes 3 hours
There are direct flights on this route 6 days a week: Su, Mo, Tu, Th, Fr, and Sa
The distance between Ulaanbaatar and Seoul is 1999km (1239 miles). The average flight duration is 3h 8m. There are 29 direct flights from Ulaanbaatar to Seoul. The time difference between Ulaanbaatar and Seoul is 1h. Flights from Ulaanbaatar begin at 7:45 AM. The latest flight from Ulaanbaatar departs at 12:50 AM
The cheapest flight ticket from Ulaanbaatar to Seoul according to data for the last 48 hours costs $122
Often the best time to buy tickets from Ulaanbaatar to Seoul is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Ulaanbaatar to Seoul can be found flying in these months: October, September, July.
The fastest flights from Ulaanbaatar to Seoul start from 3 hours in the air.
The following airlines operate direct flights on the route Ulaanbaatar — Seoul: Jeju Air
The minimum one-way ticket price from Ulaanbaatar to Seoul is $122 (October 2026), while the maximum is $223 (November 2026). On average, a ticket costs $168–$172.
Flight costs from Ulaanbaatar to Seoul climb toward the middle of the period, then start to drop. By choosing the right dates, you can save noticeably.
Prices rise from June 2026 to August 2026 (+22%), then decline from August 2026 to October 2026 (41%). The cheapest tickets are in September 2026–October 2026 (averaging $135), while the priciest are in July 2026–August 2026 ($185).
For savings, plan your flight for September 2026–October 2026 — you could save up to 27%. Try to avoid July 2026–August 2026 when possible: prices are at their highest then.
Price spread on this route is 19.7%. Costs depend heavily on the season, so flexibility in choosing your departure month is especially valuable here.
