| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 20 | CJJ | UBN | 21:46 | 00:06 |
En-Route
|
Track > |
| Jun 17 | CJJ | UBN | 21:38 | 00:05 |
Landed
|
Track > |
| Jun 13 | CJJ | UBN | 21:38 | 00:07 |
Landed
|
Track > |
| Jun 10 | CJJ | UBN | 21:34 | 23:52 |
Landed
|
Track > |
| Jun 06 | CJJ | UBN | 21:38 | 00:02 |
En-Route
|
Track > |
| Jun 03 | CJJ | UBN | 21:45 | 00:04 |
Landed
|
Track > |
| Apr 21 | CJJ | UBN | 21:30 | 23:59 |
Landed
|
Track > |
| Oct 25 | CJJ | UBN | 20:57 | 23:27 |
Landed Late
|
Track > |
| Oct 21 | CJJ | UBN | 20:33 | 22:59 |
Landed
|
Track > |
| Oct 18 | CJJ | UBN | 20:31 | 23:08 |
Landed
|
Track > |
T'way Air Flight TW425 connects Cheongju, South Korea to Ulan Bator, Mongolia, taking off from Cheongju International Airport CJJ and landing at Chinggis Khaan Ulaanbaatar International Airport UBN.
How long is the TW425 flight from Cheongju to Ulan Bator?
The average flight time from Cheongju to Ulan Bator is 11 hours and 25 minutes. The flight distance is 2082 km / 1294 miles and the average flight speed is 182 km/h / 113 mph.
What is the On-Time Performance (OTP) of T'way Air Flight TW425 Cheongju to Ulan Bator?
The Airportia On-Time Performance Rating for T'way Air Flight TW425 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest TW425 flight?
The latest flight took off on Sunday, June 21st, 2026 with the flight status being En-Route on 00:06.
How else can the flight TW425 be referenced as?
This T'way Air flight can also be referenced as TWB425, TW0425, TW 425, TWB 425.
How often is flight TW425 delayed?
On average, 10% of all TW425 flights are delayed. The average delay is 17 minutes.
See our TW425 Flight Tracker above for more details.
Other flights departing from Cheongju CJJ: TW859, RF531, DR5040, KN872
Other flights arriving at Ulan Bator UBN: OM506, OM2972, OM228, OM82
All flights connecting Cheongju CJJ to Ulan Bator UBN.
