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(UA) United Airlines 4308 Flight Details

Delayed by 3h 49m | Scheduled

Departure

IAD

Washington Dulles International Airport, VA, US

Flight Gate Times

27-Dec-2025

Scheduled

12:55

 EST

Estimated

16:44

 EST

Total Departure Delay: 3 h 49 mins

Flight Runway Times

27-Dec-2025

Scheduled

13:15

 EST

Estimated

13:15

 EST

Runway Delay: -

Terminal

-

Gate

A2F

Craft Type

Embraer EMB-145XR

E45

Flight Time

Scheduled

1h 53m

Arrival

TYS

Knoxville McGhee Tyson Airport, TN, US

Flight Gate Times

27-Dec-2025

Scheduled

14:48

 EST

Estimated

18:37

 EST

Total Arrival Delay: 3 h 49 mins

Flight Runway Times

27-Dec-2025

Scheduled

14:45

 EST

Estimated

14:45

 EST

Runway Delay: -

Terminal

-

Gate

11

Baggage Claim

3

Tail Number

N11199

Flight Time

Estimated

1h 53m

Flight Notes

Operated by CommuteAir on behalf of United Airlines

Also marketed as (AC) Air Canada 4257, (ET) Ethiopian Airlines 1378

Event Timeline

Time

Date

UTC

Event

Data Updated

27 Dec

15:29

Estimated Gate Departure changed from Dec-27-2025 12:55 PM to Dec-27-2025 4:44 PM

Estimated Gate Arrival changed from Dec-27-2025 2:48 PM to Dec-27-2025 6:37 PM

27 Dec

15:13

Departure Gate changed from A4C to A2F

27 Dec

15:07

Tail Number changed from N14125 to N11199

27 Dec

15:01

Departure Gate changed from A2F to A4C

27 Dec

15:01

Arrival Gate changed to 11

Baggage changed to 3

27 Dec

14:05

Estimated Runway Departure changed to Dec-27-2025 1:15 PM

27 Dec

14:05

Estimated Runway Arrival changed to Dec-27-2025 2:45 PM

27 Dec

14:05

Departure Gate changed from A4F to A2F

27 Dec

14:05

Estimated Gate Departure changed from Dec-27-2025 12:55 PM to Dec-27-2025 12:55 PM

Estimated Gate Arrival changed from Dec-27-2025 2:48 PM to Dec-27-2025 2:48 PM

27 Dec

13:43

Tail Number changed from N17169 to N14125

27 Dec

13:43

Tail Number changed from N12135 to N17169

27 Dec

13:25

Departure Gate changed from A3B to A4F

27 Dec

13:19

Departure Gate changed from A3B to A5A

27 Dec

13:19

Departure Gate changed from A5A to A3B

27 Dec

12:49

Departure Gate changed from A1C to A3B

27 Dec

11:43

Departure Gate changed from A4A to A1C

27 Dec

11:37

Departure Gate changed from A6B to A4A

27 Dec

10:07

Departure Gate changed from A4F to A6B

27 Dec

10:07

Departure Gate changed from A1C to A4F

27 Dec

08:19

Departure Gate changed from D14 to A1C

27 Dec

06:49

Departure Gate changed from 14 to D14

Tail Number changed from N14148 to N12135

27 Dec

05:58

Departure Gate changed from D14 to 14

27 Dec

05:43

Departure Gate changed from A6B to D14

26 Dec

18:02

Scheduled Runway Departure changed from Dec-27-2025 1:16 PM to Dec-27-2025 1:15 PM

Scheduled Runway Arrival changed from Dec-27-2025 2:19 PM to Dec-27-2025 2:45 PM

26 Dec

17:56

Scheduled Runway Departure changed to Dec-27-2025 1:16 PM

Scheduled Runway Arrival changed to Dec-27-2025 2:19 PM

26 Dec

17:01

Departure Gate changed to A6B

26 Dec

06:49

Estimated Gate Departure changed to Dec-27-2025 12:55 PM

Estimated Gate Arrival changed to Dec-27-2025 2:48 PM

Tail Number changed to N14148

Actual Equipment changed to E45

24 Dec

18:47

24 Dec

18:47

Scheduled Gate Departure changed to Dec-27-2025 12:55 PM

Scheduled Gate Arrival changed to Dec-27-2025 2:48 PM

Scheduled Equipment changed to ERJ