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Direct flights from Cheongju to Ulaanbaatar

Airlines Schedules

CJJ - UBN route map All flights from CJJ to UBN non-stop. There are direct flights from Cheongju International Airport (CJJ), South Korea to Chinggis Khan International Airport (UBN), Mongolia with Aero K Airlines. 4 weekly departures are currently scheduled on this route. Departure time is 21:35. The flight distance is 1301 miles (2093 km). Flight time is about 3 hours and 30 minutes.

CJJ
Cheongju Airport
Republic of KoreaCheongju , Republic of Korea
UBN
Chinggis Khan Airport
MongoliaUlaanbaatar , Mongolia
CJJ
Cheongju Airport
Republic of KoreaCheongju , Republic of Korea
Chinggis Khan Airport
MongoliaUlaanbaatar , Mongolia
UBN
Flight time 3h 30min
Updated Jul 13, 2026
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Airlines with non-stop routes:

Aero K Airlines

Departs at 21:35
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M
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Sun
Mon
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4 flights/week
4 flights/week
Weekday-labels: HAS FLIGHTS UPCOMING NO FLIGHTS
View all flight dates
Flight schedule from Cheongju to Ulaanbaatar with Aero K Airlines

This is a weekly direct flight schedule for Aero K Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
Aug 10
Tue
Aug 11
Wed
Aug 12
Thu
Aug 13
Fri
Aug 14
Sat
Aug 15
Sun
Aug 16
RF421
21:35
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21:35
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21:35
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21:35

The timetable & schedule information was updated at 2026-07-13

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Cheongju to Ulaanbaatar scheduled departures

Select a date to see every published non-stop departure between CJJ and UBN.

Tuesday
Tue
Aug 11
0 flights(0)
Wednesday
Wed
Aug 12
1 flights(1)
Thursday
Thu
Aug 13
0 flights(0)
Friday
Fri
Aug 14
1 flights(1)
Saturday
Sat
Aug 15
0 flights(0)
Sunday
Sun
Aug 16
1 flights(1)
Monday
Mon
Aug 17
1 flights(1)
Time
Airline
Flight
21:35
Aero K Airlines Aero K Airlines
RF421
21:35
Aero K Airlines Aero K Airlines
RF421
21:35
Aero K Airlines Aero K Airlines
RF421
21:35
Aero K Airlines Aero K Airlines
RF421
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CJJ-UBN flight route
Route map from Cheongju, CJJ to Ulaanbaatar, UBN. The distance is 1301 miles or 2093 km.
Cheongju - Ulaanbaatar direct flight map
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CJJ - UBN route facts

  • Distance
    1301 miles (2093 km)
  • Flight time
    3 hours and 30 minutes
  • Airline
    Aero K Aero K
  • Cabins
    Economy
  • Aircraft
    Airbus A320

Route FAQ

Aero K Airlines operates non-stop flights from CJJ to UBN with 4 weekly departures.

Scheduled flight time from CJJ to UBN is 3 hours and 30 minutes. The route covers 1301 miles (2093 km).

4 weekly departures are currently scheduled on this route, departing at 21:35.

Economy are currently scheduled on non-stop flights for this route.
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