(UA) United Airlines 4257 Flight Details
Delayed by 21m | Arrived
Departure
IAD
Washington Dulles International Airport, VA, US
Flight Gate Times
02-Dec-2025
Scheduled
09:00
EST
Actual
08:53
EST
Total Departure Delay: -
Flight Runway Times
02-Dec-2025
Scheduled
09:21
EST
Actual
09:41
EST
Runway Delay: 20 mins
Terminal
-
Gate
A5B
Craft Type
Embraer EMB-145XR
E45
Flight Time
Scheduled
1h 48m
Arrival
TYS
Knoxville McGhee Tyson Airport, TN, US
Flight Gate Times
02-Dec-2025
Scheduled
10:48
EST
Actual
11:09
EST
Total Arrival Delay: 21 mins
Flight Runway Times
02-Dec-2025
Scheduled
10:44
EST
Actual
11:05
EST
Runway Delay: 21 mins
Terminal
-
Gate
11
Baggage Claim
3
Tail Number
N13124
Flight Time
Actual
2h 16m
Flight Notes
Operated by CommuteAir on behalf of United Airlines
Also marketed as (AC) Air Canada 4741, (AV) Avianca 2346, (CM) Copa Airlines 2237
Event Timeline
Date
Event
Data Updated
2 Dec
18:36
13:36
13:36
Time Adjustment
Estimated Runway Arrival changed from Dec-02-2025 11:05 AM to Dec-02-2025 10:58 AM
Actual Runway Arrival changed from Dec-02-2025 11:05 AM to Dec-02-2025 10:58 AM
2 Dec
18:36
13:36
13:36
Time Adjustment
Estimated Runway Arrival changed from Dec-02-2025 10:58 AM to Dec-02-2025 11:05 AM
Actual Runway Arrival changed from Dec-02-2025 10:58 AM to Dec-02-2025 11:05 AM
2 Dec
18:36
13:36
13:36
Time Adjustment
Estimated Runway Arrival changed from Dec-02-2025 11:05 AM to Dec-02-2025 10:58 AM
Actual Runway Arrival changed from Dec-02-2025 11:05 AM to Dec-02-2025 10:58 AM
2 Dec
18:36
13:36
13:36
Time Adjustment
Estimated Runway Arrival changed from Dec-02-2025 10:58 AM to Dec-02-2025 11:05 AM
Actual Runway Arrival changed from Dec-02-2025 10:58 AM to Dec-02-2025 11:05 AM
2 Dec
16:30
11:30
11:30
Time Adjustment
Estimated Runway Arrival changed from Dec-02-2025 11:05 AM to Dec-02-2025 10:58 AM
Actual Runway Arrival changed from Dec-02-2025 11:05 AM to Dec-02-2025 10:58 AM
2 Dec
16:30
11:30
11:30
Time Adjustment
Estimated Runway Arrival changed from Dec-02-2025 10:58 AM to Dec-02-2025 11:05 AM
Actual Runway Arrival changed from Dec-02-2025 10:58 AM to Dec-02-2025 11:05 AM
2 Dec
16:25
11:25
11:25
Time Adjustment
Estimated Runway Arrival changed from Dec-02-2025 10:58 AM to Dec-02-2025 11:05 AM
Actual Runway Arrival changed from Dec-02-2025 10:58 AM to Dec-02-2025 11:05 AM
2 Dec
16:18
11:18
11:18
Time Adjustment
Estimated Runway Arrival changed from Dec-02-2025 10:55 AM to Dec-02-2025 10:58 AM
Actual Runway Arrival changed from Dec-02-2025 10:55 AM to Dec-02-2025 10:58 AM
Baggage changed to 3
2 Dec
16:15
11:15
11:15
Time Adjustment
Estimated Gate Arrival changed from Dec-02-2025 10:59 AM to Dec-02-2025 11:09 AM
Actual Gate Arrival changed from Dec-02-2025 10:59 AM to Dec-02-2025 11:09 AM
2 Dec
16:05
11:05
11:05
Time Adjustment
Estimated Gate Arrival changed from Dec-02-2025 11:08 AM to Dec-02-2025 10:59 AM
Actual Gate Arrival changed to Dec-02-2025 10:59 AM
2 Dec
15:56
10:56
10:56
Status Landed
Estimated Runway Arrival changed from Dec-02-2025 11:02 AM to Dec-02-2025 10:55 AM
Actual Runway Arrival changed to Dec-02-2025 10:55 AM
Status changed from Active to Landed
2 Dec
15:12
10:12
10:12
Time Adjustment
Estimated Runway Arrival changed from Dec-02-2025 10:58 AM to Dec-02-2025 11:02 AM
Estimated Gate Arrival changed from Dec-02-2025 11:02 AM to Dec-02-2025 11:08 AM
Arrival Gate changed to 11
2 Dec
14:48
09:48
09:48
Time Adjustment
Estimated Runway Arrival changed from Dec-02-2025 10:43 AM to Dec-02-2025 10:58 AM
Estimated Gate Arrival changed from Dec-02-2025 10:48 AM to Dec-02-2025 11:02 AM
2 Dec
14:42
09:42
09:42
Time Adjustment
Estimated Runway Departure changed from Dec-02-2025 9:33 AM to Dec-02-2025 9:41 AM
Actual Runway Departure changed to Dec-02-2025 9:41 AM
2 Dec
14:33
09:33
09:33
Time Adjustment
Estimated Runway Departure changed from Dec-02-2025 9:21 AM to Dec-02-2025 9:33 AM
2 Dec
14:18
09:18
09:18
Time Adjustment
Estimated Runway Arrival changed from Dec-02-2025 10:44 AM to Dec-02-2025 10:43 AM
2 Dec
13:54
08:54
08:54
Status Active
Estimated Gate Departure changed from Dec-02-2025 9:00 AM to Dec-02-2025 8:53 AM
Actual Gate Departure changed to Dec-02-2025 8:53 AM
Status changed from Scheduled to Active
2 Dec
13:54
08:54
08:54
Time Adjustment
Estimated Runway Arrival changed to Dec-02-2025 10:44 AM
2 Dec
12:39
07:39
07:39
Time Adjustment
Estimated Runway Departure changed to Dec-02-2025 9:21 AM
1 Dec
14:07
09:07
09:07
Time Adjustment
Scheduled Runway Departure changed from Dec-02-2025 9:05 AM to Dec-02-2025 9:21 AM
Scheduled Runway Arrival changed from Dec-02-2025 10:10 AM to Dec-02-2025 10:44 AM
1 Dec
14:01
09:01
09:01
Time Adjustment
Scheduled Runway Departure changed to Dec-02-2025 9:05 AM
Scheduled Runway Arrival changed to Dec-02-2025 10:10 AM
1 Dec
02:18
21:18
21:18
Gate Adjustment
Departure Gate changed to A5B
30 Nov
19:00
14:00
14:00
Time Adjustment
Estimated Gate Departure changed to Dec-02-2025 9:00 AM
Estimated Gate Arrival changed to Dec-02-2025 10:48 AM
Tail Number changed to N13124
Actual Equipment changed to E45
29 Nov
18:44
13:44
13:44
Record Created
29 Nov
18:44
13:44
13:44
Time Adjustment
Scheduled Gate Departure changed to Dec-02-2025 9:00 AM
Scheduled Gate Arrival changed to Dec-02-2025 10:48 AM
Scheduled Equipment changed to ERJ