(UA) United Airlines 399 Flight Details
On time | Departed
Departure
KEF
Keflavik Airport, IS
Flight Gate Times
17-Sep-2026
Scheduled
11:30
GMT
Actual
11:14
GMT
Total Departure Delay: -
Flight Runway Times
17-Sep-2026
Scheduled
11:49
GMT
Actual
11:28
GMT
Runway Delay: -
Terminal
-
Gate
D31
Craft Type
Boeing 757-200 (winglets) Passenger
75W
Flight Time
Scheduled
6h 25m
Arrival
IAD
Washington Dulles International Airport, VA, US
Flight Gate Times
17-Sep-2026
Scheduled
13:55
EDT
Estimated
13:46
EDT
Total Arrival Delay: -
Flight Runway Times
17-Sep-2026
Scheduled
13:49
EDT
Estimated
13:40
EDT
Runway Delay: -
Terminal
-
Gate
C1
Baggage Claim
-
Tail Number
N12125
Flight Time
Estimated
6h 32m
Event Timeline
Date
Event
Data Updated
17 Sep
16:56
16:56
12:56
Time Adjustment
Estimated Runway Arrival changed from Sep-17-2026 1:44 PM to Sep-17-2026 1:40 PM
Estimated Gate Arrival changed from Sep-17-2026 1:50 PM to Sep-17-2026 1:46 PM
17 Sep
16:30
16:30
12:30
Time Adjustment
Estimated Runway Arrival changed from Sep-17-2026 1:47 PM to Sep-17-2026 1:44 PM
Estimated Gate Arrival changed from Sep-17-2026 1:53 PM to Sep-17-2026 1:50 PM
17 Sep
16:15
16:15
12:15
Time Adjustment
Estimated Runway Arrival changed from Sep-17-2026 1:51 PM to Sep-17-2026 1:47 PM
Estimated Gate Arrival changed from Sep-17-2026 1:57 PM to Sep-17-2026 1:53 PM
17 Sep
15:40
15:40
11:40
Time Adjustment
Estimated Runway Arrival changed from Sep-17-2026 1:40 PM to Sep-17-2026 1:51 PM
Estimated Gate Arrival changed from Sep-17-2026 1:49 PM to Sep-17-2026 1:57 PM
17 Sep
11:32
11:32
07:32
Time Adjustment
Estimated Runway Arrival changed from Sep-17-2026 1:34 PM to Sep-17-2026 1:40 PM
Estimated Gate Arrival changed from Sep-17-2026 1:45 PM to Sep-17-2026 1:49 PM
17 Sep
11:32
11:32
07:32
Time Adjustment
Estimated Runway Departure changed from Sep-17-2026 11:27 AM to Sep-17-2026 11:28 AM
Actual Runway Departure changed to Sep-17-2026 11:28 AM
17 Sep
11:27
11:27
07:27
Time Adjustment
Scheduled Runway Arrival changed from Sep-17-2026 1:34 PM to Sep-17-2026 1:49 PM
17 Sep
11:20
11:20
07:20
Time Adjustment
Estimated Runway Departure changed from Sep-17-2026 11:49 AM to Sep-17-2026 11:27 AM
Estimated Runway Arrival changed from Sep-17-2026 1:45 PM to Sep-17-2026 1:34 PM
Estimated Gate Arrival changed from Sep-17-2026 1:56 PM to Sep-17-2026 1:45 PM
17 Sep
11:20
11:20
07:20
Time Adjustment
Estimated Gate Departure changed from Sep-17-2026 11:15 AM to Sep-17-2026 11:14 AM
Actual Gate Departure changed from Sep-17-2026 11:15 AM to Sep-17-2026 11:14 AM
Estimated Runway Arrival changed from Sep-17-2026 1:56 PM to Sep-17-2026 1:45 PM
Estimated Gate Arrival changed from Sep-17-2026 2:01 PM to Sep-17-2026 1:56 PM
17 Sep
11:19
11:19
07:19
Status Active
Estimated Gate Departure changed from Sep-17-2026 11:30 AM to Sep-17-2026 11:15 AM
Actual Gate Departure changed to Sep-17-2026 11:15 AM
Status changed from Scheduled to Active
17 Sep
11:15
11:15
07:15
Time Adjustment
Scheduled Runway Arrival changed from Sep-17-2026 1:40 PM to Sep-17-2026 1:34 PM
17 Sep
11:15
11:15
07:15
Time Adjustment
Scheduled Runway Arrival changed from Sep-17-2026 1:56 PM to Sep-17-2026 1:40 PM
17 Sep
10:57
10:57
06:57
Gate Adjustment
Arrival Gate changed from C7 to C3
17 Sep
10:57
10:57
06:57
Gate Adjustment
Arrival Gate changed from C3 to C1
17 Sep
10:57
10:57
06:57
Gate Adjustment
Arrival Gate changed from C12 to C7
17 Sep
10:56
10:56
06:56
Gate Adjustment
Arrival Gate changed from C14 to C12
17 Sep
09:02
09:02
05:02
Time Adjustment
Estimated Runway Arrival changed to Sep-17-2026 1:56 PM
Estimated Gate Arrival changed from Sep-17-2026 1:55 PM to Sep-17-2026 2:01 PM
Departure Gate changed to D31
17 Sep
07:36
07:36
03:36
Time Adjustment
Estimated Runway Departure changed to Sep-17-2026 11:49 AM
17 Sep
07:36
07:36
03:36
Time Adjustment
Scheduled Runway Arrival changed from Sep-17-2026 1:50 PM to Sep-17-2026 1:56 PM
17 Sep
07:32
07:32
03:32
Gate Adjustment
Arrival Gate changed from D29 to C8
17 Sep
07:32
07:32
03:32
Gate Adjustment
Arrival Gate changed from C8 to C14
17 Sep
07:32
07:32
03:32
Gate Adjustment
Arrival Gate changed from C4 to D29
16 Sep
23:08
23:08
19:08
Gate Adjustment
Arrival Gate changed from C1 to C4
16 Sep
17:56
17:56
13:56
Gate Adjustment
Arrival Gate changed to C1
16 Sep
12:32
12:32
08:32
Equipment Adjustment
Tail Number changed to N12125
Actual Equipment changed from 75V to 75W
16 Sep
12:32
12:32
08:32
Time Adjustment
Estimated Gate Departure changed to Sep-17-2026 11:30 AM
Estimated Gate Arrival changed to Sep-17-2026 1:55 PM
16 Sep
11:36
11:36
07:36
Time Adjustment
Scheduled Runway Departure changed to Sep-17-2026 11:49 AM
Scheduled Runway Arrival changed to Sep-17-2026 1:50 PM
Actual Equipment changed to 75V
14 Sep
18:49
18:49
14:49
Record Created
14 Sep
18:49
18:49
14:49
Time Adjustment
Scheduled Gate Departure changed to Sep-17-2026 11:30 AM
Scheduled Gate Arrival changed to Sep-17-2026 1:55 PM
Scheduled Equipment changed to 752