(UA) United Airlines 4308 Flight Details
On time | Scheduled
Departure
IAD
Washington Dulles International Airport, VA, US
Flight Gate Times
29-Apr-2026
Scheduled
13:20
EDT
Estimated
13:20
EDT
Total Departure Delay: -
Flight Runway Times
29-Apr-2026
Scheduled
13:40
EDT
Actual
--
Runway Delay: -
Terminal
-
Gate
A4C
Craft Type
Embraer EMB-145XR
E45
Flight Time
Scheduled
1h 49m
Arrival
TYS
Knoxville McGhee Tyson Airport, TN, US
Flight Gate Times
29-Apr-2026
Scheduled
15:09
EDT
Estimated
15:09
EDT
Total Arrival Delay: -
Flight Runway Times
29-Apr-2026
Scheduled
15:06
EDT
Actual
--
Runway Delay: -
Terminal
-
Gate
-
Baggage Claim
-
Tail Number
N11199
Flight Time
Estimated
1h 49m
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
28 Apr
19:47
15:47
15:47
Gate Adjustment
Departure Gate changed from A4F to A4C
28 Apr
19:47
15:47
15:47
Gate Adjustment
Departure Gate changed from A2E to A4F
28 Apr
19:05
15:05
15:05
Gate Adjustment
Departure Gate changed from A4E to A2E
28 Apr
19:05
15:05
15:05
Time Adjustment
Scheduled Runway Departure changed from Apr-29-2026 1:29 PM to Apr-29-2026 1:40 PM
Scheduled Runway Arrival changed from Apr-29-2026 2:33 PM to Apr-29-2026 3:06 PM
28 Apr
17:21
13:21
13:21
Time Adjustment
Scheduled Runway Departure changed to Apr-29-2026 1:29 PM
Scheduled Runway Arrival changed to Apr-29-2026 2:33 PM
28 Apr
09:35
05:35
05:35
Equipment Adjustment
Tail Number changed from N16147 to N11199
28 Apr
09:35
05:35
05:35
Gate Adjustment
Departure Gate changed to A4E
28 Apr
05:47
01:47
01:47
Equipment Adjustment
Tail Number changed from N14203 to N16147
27 Apr
19:29
15:29
15:29
Equipment Adjustment
Tail Number changed from N12160 to N14203
27 Apr
19:29
15:29
15:29
Time Adjustment
Estimated Gate Departure changed to Apr-29-2026 1:20 PM
Estimated Gate Arrival changed to Apr-29-2026 3:09 PM
Tail Number changed to N12160
Actual Equipment changed to E45
26 Apr
18:47
14:47
14:47
Record Created
26 Apr
18:47
14:47
14:47
Time Adjustment
Scheduled Gate Departure changed to Apr-29-2026 1:20 PM
Scheduled Gate Arrival changed to Apr-29-2026 3:09 PM
Scheduled Equipment changed to ERJ