All airlines flying from Seoul Incheon (ICN) to Ulaanbaatar (UBN).

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Wed 00:05 Seoul Incheon (ICN) 1 02:45 Ulaanbaatar (UBN) Korean Air KE 5649 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Operates only on 2025-10-15 Codeshare flight, operated by Miat Mongolian Airlines.(OM 308)
Wed 00:05 Seoul Incheon (ICN) 1 02:45 Ulaanbaatar (UBN) Korean Air KE 5649 Non-stop Boeing 737-800 (73H) 3:40 Operates only on 2025-10-22 Codeshare flight, operated by Miat Mongolian Airlines.(OM 308)
Mon 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 737-800 (73H) 3:40 Effective 2025-06-02 through 2025-06-09 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Tue,Sat,Sun 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 767-300 (763) 3:40 Effective 2025-06-03 through 2025-06-22 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Wed,Fri 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 787 (787) 3:40 Effective 2025-06-04 through 2025-06-20 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Thu 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-06-05 through 2025-06-19 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Mon 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 737-700 (73G) 3:40 Operates only on 2025-06-16 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Mon 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 737-800 (73H) 3:40 Operates only on 2025-06-23 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Mon,Tue 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 737 (737) 3:40 Effective 2025-06-24 through 2025-07-01 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Wed,Thu,Sun 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-06-25 through 2025-06-29 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Fri 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 737-700 (73G) 3:40 Effective 2025-06-27 through 2025-07-04 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Thu,Sat 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 767-300 (763) 3:40 Effective 2025-06-28 through 2025-07-05 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Wed 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 737 (737) 3:40 Effective 2025-07-02 through 2025-07-23 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Thu,Sat,Sun 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 767-300 (763) 3:40 Effective 2025-07-06 through 2025-09-04 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Mon,Tue,Fri 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 787-8 (788) 3:40 Effective 2025-07-07 through 2025-07-22 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Wed,Fri 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 737 (737) 3:40 Effective 2025-07-25 through 2025-07-30 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Mon,Tue,Fri 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 787-8 (788) 3:40 Effective 2025-07-28 through 2025-08-04 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Tue 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 737-800 (73H) 3:40 Operates only on 2025-08-05 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Wed 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 737 (737) 3:40 Effective 2025-08-06 through 2025-08-27 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Mon,Tue,Fri 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 787-8 (788) 3:40 Effective 2025-08-08 through 2025-09-02 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Wed,Sat 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 787 (787) 3:40 Effective 2025-09-03 through 2025-09-24 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Fri 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 737-700 (73G) 3:40 Effective 2025-09-05 through 2025-09-19 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Thu,Sun 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 767-300 (763) 3:40 Effective 2025-09-07 through 2025-09-14 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Mon,Tue 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 787-8 (788) 3:40 Effective 2025-09-08 through 2025-09-15 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Tue,Thu,Sun 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 767-300 (763) 3:40 Effective 2025-09-16 through 2025-09-21 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Mon,Tue 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 787-8 (788) 3:40 Effective 2025-09-22 through 2025-09-30 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Thu,Sun 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 767-300 (763) 3:40 Effective 2025-09-25 through 2025-09-28 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Wed,Fri,Sat 01:50 Seoul Incheon (ICN) 1 04:30 Ulaanbaatar (UBN) Korean Air KE 5839 Non-stop Boeing 787 (787) 3:40 Effective 2025-09-26 through 2025-10-01 Codeshare flight, operated by Miat Mongolian Airlines.(OM 310)
Mon,Wed,Fri,Sat 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 767-300 (763) 3:40 Valid until 2025-05-03 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Tue,Thu,Sun 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 787 (787) 3:40 Valid until 2025-05-04 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Mon,Sat 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 737 (737) 3:40 Effective 2025-05-05 through 2025-05-10 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Tue 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 737-700 (73G) 3:40 Effective 2025-05-06 through 2025-06-17 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Mon,Wed,Fri 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 767-300 (763) 3:40 Effective 2025-05-07 through 2025-05-14 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Thu,Sun 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 787 (787) 3:40 Effective 2025-05-08 through 2025-05-29 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Fri 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 737-800 (73H) 3:40 Operates only on 2025-05-16 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Mon,Wed,Fri,Sat 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 767-300 (763) 3:40 Effective 2025-05-17 through 2025-06-04 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Sun 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 737-800 (73H) 3:40 Effective 2025-06-01 through 2025-06-15 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Thu 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 787 (787) 3:40 Effective 2025-06-05 through 2025-06-19 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Fri 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 737 (737) 3:40 Effective 2025-06-06 through 2025-06-13 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Mon,Wed,Sat 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 767-300 (763) 3:40 Effective 2025-06-07 through 2025-06-21 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Thu,Fri,Sun 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 737-800 (73H) 3:40 Effective 2025-06-20 through 2025-06-26 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Mon 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 737 (737) 3:40 Effective 2025-06-23 through 2025-06-30 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Tue 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 787 (787) 3:40 Operates only on 2025-06-24 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Wed,Sat 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 767-300 (763) 3:40 Effective 2025-06-25 through 2025-06-28 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Fri 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Operates only on 2025-06-27 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Sun 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 737-800 (73H) 3:40 Operates only on 2025-06-29 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Tue 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 737 (737) 3:40 Effective 2025-07-01 through 2025-09-09 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Wed,Sat 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 787 (787) 3:40 Effective 2025-07-02 through 2025-07-23 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Mon,Thu,Sun 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 787-8 (788) 3:40 Effective 2025-07-03 through 2025-07-21 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)
Fri 14:20 Seoul Incheon (ICN) 1 17:00 Ulaanbaatar (UBN) Korean Air KE 5867 Non-stop Boeing 767-300 (763) 3:40 Effective 2025-07-04 through 2025-08-01 Codeshare flight, operated by Miat Mongolian Airlines.(OM 302)

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An international route departing from Seoul Incheon airport, South Korea (ICN) and arriving at Ulaanbaatar airport, Mongolia (UBN).
The flight distance is 1215 miles, or 1956 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 3:00 and 3:45.

Return (UBN-ICN) flights

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All airlines flying from Seoul Incheon (ICN) to Ulaanbaatar (UBN).

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FLIGHT SCHEDULE

Direct Codeshare Flights:

Korean Air KE5649

00:05

Seoul Incheon (ICN) 1

02:45

Ulaanbaatar (UBN)

Operates only on 2025-10-15

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 308)

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Korean Air KE5649

00:05

Seoul Incheon (ICN) 1

02:45

Ulaanbaatar (UBN)

Operates only on 2025-10-22

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 308)

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-06-02 through 2025-06-09

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-06-03 through 2025-06-22

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 767-300 (763)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-06-04 through 2025-06-20

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 787 (787)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-06-05 through 2025-06-19

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Operates only on 2025-06-16

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 737-700 (73G)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Operates only on 2025-06-23

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-06-24 through 2025-07-01

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 737 (737)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-06-25 through 2025-06-29

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-06-27 through 2025-07-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 737-700 (73G)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-06-28 through 2025-07-05

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 767-300 (763)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-07-02 through 2025-07-23

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 737 (737)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-07-06 through 2025-09-04

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 767-300 (763)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-07-07 through 2025-07-22

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 787-8 (788)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-07-25 through 2025-07-30

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 737 (737)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-07-28 through 2025-08-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 787-8 (788)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Operates only on 2025-08-05

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-08-06 through 2025-08-27

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 737 (737)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-08-08 through 2025-09-02

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 787-8 (788)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-09-03 through 2025-09-24

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 787 (787)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-09-05 through 2025-09-19

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 737-700 (73G)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-09-07 through 2025-09-14

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 767-300 (763)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-09-08 through 2025-09-15

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 787-8 (788)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-09-16 through 2025-09-21

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 767-300 (763)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-09-22 through 2025-09-30

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 787-8 (788)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-09-25 through 2025-09-28

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 767-300 (763)

Korean Air KE5839

01:50

Seoul Incheon (ICN) 1

04:30

Ulaanbaatar (UBN)

Effective 2025-09-26 through 2025-10-01

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 310)

Duration: 3:40, non-stop
Boeing 787 (787)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Valid until 2025-05-03

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 767-300 (763)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Valid until 2025-05-04

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 787 (787)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-05-05 through 2025-05-10

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 737 (737)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-05-06 through 2025-06-17

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 737-700 (73G)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-05-07 through 2025-05-14

Mon

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 767-300 (763)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-05-08 through 2025-05-29

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 787 (787)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Operates only on 2025-05-16

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-05-17 through 2025-06-04

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 767-300 (763)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-06-01 through 2025-06-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-06-05 through 2025-06-19

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 787 (787)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-06-06 through 2025-06-13

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 737 (737)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-06-07 through 2025-06-21

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 767-300 (763)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-06-20 through 2025-06-26

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-06-23 through 2025-06-30

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 737 (737)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Operates only on 2025-06-24

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 787 (787)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-06-25 through 2025-06-28

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 767-300 (763)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Operates only on 2025-06-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Operates only on 2025-06-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-07-01 through 2025-09-09

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 737 (737)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-07-02 through 2025-07-23

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 787 (787)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-07-03 through 2025-07-21

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 787-8 (788)

Korean Air KE5867

14:20

Seoul Incheon (ICN) 1

17:00

Ulaanbaatar (UBN)

Effective 2025-07-04 through 2025-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Miat Mongolian Airlines. (OM 302)

Duration: 3:40, non-stop
Boeing 767-300 (763)

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An international route departing from Seoul Incheon airport, South Korea (ICN) and arriving at Ulaanbaatar airport, Mongolia (UBN).
The flight distance is 1215 miles, or 1956 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 3:00 and 3:45.

Return (UBN-ICN) flights

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