Asiana Airlines
Star Alliance
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Mongolia
Ulaanbaatar International Airport
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South Korea
Incheon International Airport
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Scan through all non-stop flights from Ulaanbaatar to Seoul. The full flight schedule below gives an overview of all non-stop flights from UBN to ICN, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Seoul is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit Seoul any time of the year, but the best months to explore are from to and from to .

In total there are 6 airlines operating nonstop flights from Ulaanbaatar UBN to Seoul ICN. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their UBN ICN flight schedule.
Flights from UBN to ICN are operated 28 times a week, with an average of 4 flights per day. Departure times vary between 00:25 - 20:30. The earliest flight departs at 00:25, the last flight departs at 20:30. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy, Business Class and First Class. Premium Economy is not available on this route (at least not as a non-stop flight).
The fastest direct flight from Ulaanbaatar to Seoul takes 3 hours and 20 minutes. The flight distance between Ulaanbaatar and Seoul is 1,215 miles (or 1,955 km).
There are 2 airports in Seoul: Incheon International Airport (ICN) and Gimpo International Airport (Kimpo Airport) (GMP).
There are 28 flights per week flying from Ulaanbaatar to Seoul (as of April 2026).
3 hours and 20 minutes is the average flight time from Ulaanbaatar to Seoul.
The distance from Ulaanbaatar to Seoul is 1,215 miles (1,955 kilometers).
Aero Mongolia, Asiana Airlines, Jeju Air, Korean Air, MIAT Mongolian Airlines and Tway Air are flying nonstop from Ulaanbaatar to Seoul.
SkyTeam and Star Alliance are flying nonstop from Ulaanbaatar to Seoul.
You can fly non-stop in Economy, Business Class and First Class.
Aircraft types that fly from Ulaanbaatar to Seoul:
The earliest flight departs at 00:25 from Ulaanbaatar and arrives at 04:45 at Seoul.
The latest flight departs at 20:30 from Ulaanbaatar and arrives at 00:40 at Seoul.
1,215 miles (1,955 km) · 3h 20m
00:25
04:45
Asiana Airlines
Star Alliance
OZ 568
Asiana Airlines
Airbus A321neo
Y
W
J
F
00:25
04:45
Asiana Airlines
Star Alliance
OZ 568
Asiana Airlines
Airbus A321neo
Y
W
J
F
00:25
04:45
Asiana Airlines
Star Alliance
OZ 568
Asiana Airlines
Airbus A321neo
Y
W
J
F
08:40
12:50
MIAT Mongolian Airlines
OM 301
MIAT Mongolian Airlines
Boeing 767-300
Y
W
J
F
08:40
12:50
MIAT Mongolian Airlines
OM 301
MIAT Mongolian Airlines
Boeing 787
Y
W
J
F
08:40
12:50
MIAT Mongolian Airlines
OM 301
MIAT Mongolian Airlines
Boeing 737-700
Y
W
J
F
08:40
12:50
MIAT Mongolian Airlines
OM 301
MIAT Mongolian Airlines
Boeing 767-300
Y
W
J
F
08:40
12:50
MIAT Mongolian Airlines
OM 301
MIAT Mongolian Airlines
Boeing 737-700
Y
W
J
F
08:40
12:50
MIAT Mongolian Airlines
OM 301
MIAT Mongolian Airlines
Boeing 787
Y
W
J
F
08:40
12:50
MIAT Mongolian Airlines
OM 301
MIAT Mongolian Airlines
Boeing 737-700
Y
W
J
F
11:30
15:30
Aero Mongolia
M0 601
Aero Mongolia
Airbus A319
Y
W
J
F
12:10
16:00
Aero Mongolia
M0 601
Aero Mongolia
Airbus A319
Y
W
J
F
12:30
16:35
Aero Mongolia
M0 6011
Aero Mongolia
Airbus A319
Y
W
J
F
13:00
17:10
Korean Air
SkyTeam
KE 2042
Korean Air
Airbus A330-300
Y
W
J
F
13:40
17:55
Jeju Air
7C 5204
Jeju Air
Boeing 737-800
Y
W
J
F
18:15
22:25
MIAT Mongolian Airlines
OM 7307
MIAT Mongolian Airlines
Boeing 737
Y
W
J
F
18:15
22:25
MIAT Mongolian Airlines
OM 7307
MIAT Mongolian Airlines
Boeing 737-700
Y
W
J
F
18:15
22:25
MIAT Mongolian Airlines
OM 307
MIAT Mongolian Airlines
Boeing 737-700
Y
W
J
F
18:15
22:25
MIAT Mongolian Airlines
OM 307
MIAT Mongolian Airlines
Boeing 737
Y
W
J
F
18:15
22:25
MIAT Mongolian Airlines
OM 307
MIAT Mongolian Airlines
Boeing 737 MAX 8
Y
W
J
F
18:15
22:25
MIAT Mongolian Airlines
OM 307
MIAT Mongolian Airlines
Boeing 737-700
Y
W
J
F
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