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Aero K Airlines

EOK421 / RF421

ICAO: EOK421 IATA: RF421

Flight schedule

Select flight date
Departure
Arrive
Aircraft
Effective
Avalibility
Aero K Airlines
EOK421
Duration
3h 30m
Distance
1301 mi, 2093 km
Coreshare
Same day flight
No
Terminal
Meals
Seats
180
Economy
180
Aero K Airlines
EOK421
Duration
3h 30m
Distance
1301 mi, 2093 km
Coreshare
Same day flight
No
Terminal
Meals
Seats
180
Economy
180
According to schedule
Live tracker
Svg Vector Icons : http://www.onlinewebfonts.com/icon
CJJ
Cheongju, KR
left TERMINAL N/A
Cheongju - CJJ
WEDNESDAY 03-JUN-2026
21:35 GMT+0900
UBN
Ulaanbaatar, MN
arrives TERMINAL N/A
Ulaanbaatar - UBN
THURSDAY 04-JUN-2026
00:05 GMT+0800
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General route info

Frequency:

Daily

Direct distance

1293 miles, 2082 km

Actual distance

1301 miles, 2093 km

0.62%
Flight time

3h 30m

Flights / Week

4 flights

Seats / Week

180 seats/flight

720 seats/week

Upcoming scheduled flights in the coming 30 days

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  • Date
    Time
    From
    To
    Aircraft
    Status
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    24 Jun 2026
    21:35
    Cheongju(CJJ)
    Ulaanbaatar(UBN)
    Airbus A320
    RF421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    26 Jun 2026
    21:35
    Cheongju(CJJ)
    Ulaanbaatar(UBN)
    Airbus A320
    RF421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    28 Jun 2026
    21:35
    Cheongju(CJJ)
    Ulaanbaatar(UBN)
    Airbus A320
    RF421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    29 Jun 2026
    21:35
    Cheongju(CJJ)
    Ulaanbaatar(UBN)
    Airbus A320
    RF421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    01 Jul 2026
    21:35
    Cheongju(CJJ)
    Ulaanbaatar(UBN)
    Airbus A320
    RF421
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    03 Jul 2026
    21:35
    Cheongju(CJJ)
    Ulaanbaatar(UBN)
    Airbus A320
    RF421

EOK421 information

An international route departing from Cheongju (CJJ), Republic of Korea and arriving at Ulaanbaatar (UBN), Mongolia.

The timezone of the departure airport is UTC +9, and the timezone of the arrival airport is UTC +8.

The current time at the point of departure is 7:19am, and 6:19am at the point of arrival. There is a -1 hour time difference between the airports.

The flight distance is 1301 miles, or 2093 km.

For direct flights, the flight time is about 3:30.

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