(UA) United Airlines 4257 Flight Details
On time | Departed
Departure
IAD
Washington Dulles International Airport, VA, US
Flight Gate Times
03-Jul-2025
Scheduled
08:45
EDT
Actual
08:44
EDT
Total Departure Delay: -
Flight Runway Times
03-Jul-2025
Scheduled
09:06
EDT
Estimated
09:06
EDT
Runway Delay: -
Terminal
-
Gate
A6A
Craft Type
Embraer EMB-145XR
E45
Flight Time
Scheduled
1h 42m
Arrival
TYS
Knoxville McGhee Tyson Airport, TN, US
Flight Gate Times
03-Jul-2025
Scheduled
10:27
EDT
Estimated
10:27
EDT
Total Arrival Delay: -
Flight Runway Times
03-Jul-2025
Scheduled
10:23
EDT
Estimated
10:23
EDT
Runway Delay: -
Terminal
-
Gate
11
Baggage Claim
-
Tail Number
N11191
Flight Time
Estimated
1h 43m
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
3 Jul
12:46
08:46
08:46
Time Adjustment
Estimated Runway Arrival changed to Jul-03-2025 10:23 AM
3 Jul
12:46
08:46
08:46
Status Active
Estimated Gate Departure changed from Jul-03-2025 8:45 AM to Jul-03-2025 8:44 AM
Actual Gate Departure changed to Jul-03-2025 8:44 AM
Status changed from Scheduled to Active
3 Jul
11:14
07:14
07:14
Time Adjustment
Estimated Runway Departure changed to Jul-03-2025 9:06 AM
3 Jul
10:28
06:28
06:28
Gate Adjustment
Departure Gate changed from A4B to A6A
3 Jul
09:52
05:52
05:52
Gate Adjustment
Arrival Gate changed to 11
2 Jul
19:23
15:23
15:23
Gate Adjustment
Departure Gate changed from A4A to A4B
2 Jul
19:10
15:10
15:10
Equipment Adjustment
Tail Number changed from N14125 to N11191
2 Jul
17:52
13:52
13:52
Gate Adjustment
Departure Gate changed from A4B to A4A
2 Jul
15:35
11:35
11:35
Equipment Adjustment
Tail Number changed from N14203 to N14125
2 Jul
12:51
08:51
08:51
Time Adjustment
Scheduled Runway Departure changed from Jul-03-2025 8:54 AM to Jul-03-2025 9:06 AM
Scheduled Runway Arrival changed from Jul-03-2025 9:57 AM to Jul-03-2025 10:23 AM
2 Jul
12:46
08:46
08:46
Time Adjustment
Scheduled Runway Departure changed to Jul-03-2025 8:54 AM
Scheduled Runway Arrival changed to Jul-03-2025 9:57 AM
2 Jul
11:35
07:35
07:35
Gate Adjustment
Departure Gate changed to A4B
2 Jul
05:47
01:47
01:47
Time Adjustment
Estimated Gate Departure changed to Jul-03-2025 8:45 AM
Estimated Gate Arrival changed to Jul-03-2025 10:27 AM
Tail Number changed to N14203
Actual Equipment changed to E45
30 Jun
18:51
14:51
14:51
Record Created
30 Jun
18:51
14:51
14:51
Time Adjustment
Scheduled Gate Departure changed to Jul-03-2025 8:45 AM
Scheduled Gate Arrival changed to Jul-03-2025 10:27 AM
Scheduled Equipment changed to ERJ