
Popular airlines from Ulaanbaatar (UBN-Chinggis Khaan Intl.) to Incheon Intl. Airport (ICN)
- MIAT-Mongolian Airlines
MIAT-Mongolian Airlines
- Korean Air
Korean Air
- Asiana Airlines
Asiana Airlines
- Jeju Air
Jeju Air
- Air China
Air China
- Hahn Air Systems
Hahn Air Systems
- T'way Air with baggage
T'way Air with baggage
- Plan, book, fly with confidence
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Cheap flights from Ulaanbaatar (UBN) to Seoul (ICN)
Prices were available within the past 7 days and start at CA $134 for one-way flights and CA $475 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.




Find the cheapest month to fly from Ulaanbaatar (UBN) to Seoul (ICN)
April is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Chinggis Khaan Intl. |
Destination airport | Incheon Intl. |
Airlines serving | Air China, Asiana Airlines, Korean Air, MIAT Mongolian Airlines |
Roundtrip price | CA $475 |
Distance | 1945 km |
Sergelen to Incheon Flights
The easy way to book your flights from Ulaanbaatar to Seoul
With Expedia, it’s simple to find and book flights to Seoul from Ulaanbaatar whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Incheon Intl., too.
Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Ulaanbaatar to Seoul today, tomorrow, or this week.
Save dollars with cheap flights from Chinggis Khaan Intl., UBN to Incheon Intl., ICN
Sort your search results by price to find great deals on your flight from Ulaanbaatar to Seoul—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seoul from Ulaanbaatar currently is just CA $475 rising to CA $572.
Here are more money-saving tips:
- Fly in September when flight prices are normally at their lowest
- Book about a month to 6 weeks before you travel for the best prices to Seoul
- Avoid peak season and weekends when flights can cost more
- Early morning and late-night flights are sometimes cheaper, so try varying your travel times
- One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!
Reasons to choose Expedia for your flight to Seoul from Ulaanbaatar
Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seoul with Expedia today.
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Top Routes from Ulaanbaatar
Top Routes to Seoul
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