All airlines flying from Busan (PUS) to Ulaanbaatar (UBN).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Tue,Fri 21:00 Busan (PUS) I 00:15 Ulaanbaatar (UBN)
Air Busan BX 411 Non-stop Airbus A321 (321) 4:15 Effective from 2026-03-31
The flight arrives 1 day after departure.
Wed,Thu,Sat,Sun 21:35 Busan (PUS) I 00:35 Ulaanbaatar (UBN)
Jeju Air 7C 5257 Non-stop Boeing 737-800 (738) 4:00 Effective 2026-05-02 through 2026-10-04
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Tue,Fri 21:00 Busan (PUS) I 00:15 Ulaanbaatar (UBN)
Asiana Airlines OZ 9281 Non-stop Airbus A321 (321) 4:15 Effective from 2026-03-31
Codeshare flight, operated by Air Busan.(BX 411)
The flight arrives 1 day after departure.




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All airlines flying from Busan (PUS) to Ulaanbaatar (UBN).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Air Busan BX411
21:00
Busan (PUS) I

00:15(+1)
Ulaanbaatar (UBN)
Effective from 2026-03-31
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:15, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.
Direct Flights:
Jeju Air 7C5257
21:35
Busan (PUS) I

00:35(+1)
Ulaanbaatar (UBN)
Effective 2026-05-02 through 2026-10-04
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
Sun
Duration: 4:00, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Asiana Airlines OZ9281
21:00
Busan (PUS) I

00:15(+1)
Ulaanbaatar (UBN)
Effective from 2026-03-31
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Air Busan. (BX 411)
Duration: 4:15, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.
  • An international route departing from Busan airport, South Korea (PUS) and arriving at Ulaanbaatar airport, Mongolia (UBN).
  • The flight distance is 1425 miles, or 2293 km.
  • The timezone of the departure airport is UTC+9 , and the timezone of the arrival airport is UTC+8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 4:00 and 4:15.
Return (UBN-PUS) flights
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