Helping travelers to find the best flight offers
The cheapest one-way flight from Ulaanbaatar to Seoul departs on 09/04/2025, is operated by Jeju Air and costs $89
The cheapest roundtrip flight from Ulaanbaatar to Seoul departs on 09/04/2025, is operated by Jeju Air and costs $207
Fastest flight from Ulaanbaatar to Seoul takes 2h 40m
There are direct flights on this route 7 days a week: Su, Mo, Tu, We, Th, Fr, and Sa
The distance between Ulaanbaatar and Seoul is 1999km (1239 miles). The average flight duration is 3h 11m. There are 40 direct flights from Ulaanbaatar to Seoul. The time difference between Ulaanbaatar and Seoul is 1h . Flights from Ulaanbaatar begin at 8:40 AM. The latest flight from Ulaanbaatar departs at 8:30 PM.
Starting at $111
Starting at $179
Starting at $197
Starting at $198
Starting at $214
Starting at $256
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Ulaanbaatar to Seoul:
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.
Jeju Air
Su, Tu, and Th
Starting at $137
MIAT Mongolian Airlines
Every day
Starting at $227
Asiana Airlines
Mo, We, and Fr
Starting at $245
Korean Air
Su, Mo, We, Th, Fr, and Sa
Starting at $280
June 2
Jeju Air
Ulaanbaatar — Seoul
05/22/2025
Departure date
Direct flight
7C5204
Starting at $240
Ulaanbaatar — Seoul
05/23/2025
Departure date
Direct flight
OM307
Starting at $289
Ulaanbaatar — Seoul
05/24/2025
Departure date
Direct flight
OM301
Starting at $301
Ulaanbaatar — Seoul
05/25/2025
Departure date
Direct flight
OM301
Starting at $278
Ulaanbaatar — Seoul
05/26/2025
Departure date
Direct flight
OM307
Starting at $292
Ulaanbaatar — Seoul
05/27/2025
Departure date
Direct flight
OM307
Starting at $309
Ulaanbaatar — Seoul
05/28/2025
Departure date
Direct flight
OM307
Starting at $309
Ulaanbaatar — Seoul
05/29/2025
Departure date
Direct flight
7C5204
Starting at $244
Ulaanbaatar — Seoul
05/30/2025
Departure date
Direct flight
OZ568
Starting at $268
Ulaanbaatar — Seoul
05/31/2025
Departure date
Direct flight
OM301
Starting at $269
The cheapest flight ticket from Ulaanbaatar to Seoul according to data for the last 48 hours costs $89
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: May, June, July.
The fastest flights from Ulaanbaatar to Seoul start from 2 hours 40 minutes in the air.
The following airlines operate direct flights on the route Ulaanbaatar — Seoul: Jeju Air, MIAT Mongolian Airlines, Asiana Airlines
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.
Below you will find a list of airlines operating flights on the Ulaanbaatar — Seoul route and the starting prices for flights of each specific airline on it.
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Ulaanbaatar to Seoul
A direct 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.