(UA) United Airlines 4308 Flight Details
On time | Scheduled
Departure
IAD
Washington Dulles International Airport, VA, US
Flight Gate Times
05-Jan-2026
Scheduled
12:55
EST
Estimated
12:55
EST
Total Departure Delay: -
Flight Runway Times
05-Jan-2026
Scheduled
13:15
EST
Actual
--
Runway Delay: -
Terminal
-
Gate
5
Craft Type
Embraer EMB-145XR
E45
Flight Time
Scheduled
1h 53m
Arrival
TYS
Knoxville McGhee Tyson Airport, TN, US
Flight Gate Times
05-Jan-2026
Scheduled
14:48
EST
Estimated
14:48
EST
Total Arrival Delay: -
Flight Runway Times
05-Jan-2026
Scheduled
14:45
EST
Actual
--
Runway Delay: -
Terminal
-
Gate
-
Baggage Claim
-
Tail Number
N13124
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
Date
Event
Data Updated
5 Jan
03:46
22:46
22:46
Gate Adjustment
Departure Gate changed from A5 to 5
5 Jan
03:31
22:31
22:31
Gate Adjustment
Departure Gate changed from A4C to A5
5 Jan
03:31
22:31
22:31
Gate Adjustment
Departure Gate changed from A5 to A4C
5 Jan
03:31
22:31
22:31
Gate Adjustment
Departure Gate changed from A4C to A5
5 Jan
03:31
22:31
22:31
Gate Adjustment
Departure Gate changed from A4E to A4C
5 Jan
01:37
20:37
20:37
Gate Adjustment
Departure Gate changed from A4F to A4E
5 Jan
01:31
20:31
20:31
Equipment Adjustment
Tail Number changed from N17138 to N13124
4 Jan
23:26
18:26
18:26
Gate Adjustment
Departure Gate changed from A5B to A4F
4 Jan
23:25
18:25
18:25
Equipment Adjustment
Tail Number changed from N13124 to N17138
4 Jan
23:19
18:19
18:19
Equipment Adjustment
Tail Number changed from N14153 to N13124
4 Jan
20:25
15:25
15:25
Gate Adjustment
Departure Gate changed from A4A to A5B
4 Jan
20:19
15:19
15:19
Equipment Adjustment
Tail Number changed from N21129 to N14153
4 Jan
18:01
13:01
13:01
Time Adjustment
Scheduled Runway Departure changed from Jan-05-2026 1:12 PM to Jan-05-2026 1:15 PM
Scheduled Runway Arrival changed from Jan-05-2026 2:14 PM to Jan-05-2026 2:45 PM
4 Jan
17:56
12:56
12:56
Time Adjustment
Scheduled Runway Departure changed to Jan-05-2026 1:12 PM
Scheduled Runway Arrival changed to Jan-05-2026 2:14 PM
4 Jan
12:37
07:37
07:37
Gate Adjustment
Departure Gate changed to A4A
4 Jan
02:55
21:55
21:55
Equipment Adjustment
Tail Number changed from N12195 to N21129
3 Jan
22:56
17:56
17:56
Equipment Adjustment
Tail Number changed from N16149 to N12195
3 Jan
21:25
16:25
16:25
Equipment Adjustment
Tail Number changed from N17138 to N16149
3 Jan
06:49
01:49
01:49
Time Adjustment
Estimated Gate Departure changed to Jan-05-2026 12:55 PM
Estimated Gate Arrival changed to Jan-05-2026 2:48 PM
Tail Number changed to N17138
Actual Equipment changed to E45
2 Jan
18:48
13:48
13:48
Record Created
2 Jan
18:48
13:48
13:48
Time Adjustment
Scheduled Gate Departure changed to Jan-05-2026 12:55 PM
Scheduled Gate Arrival changed to Jan-05-2026 2:48 PM
Scheduled Equipment changed to ERJ