(UA) United Airlines 399 Flight Details
On time | Scheduled
Departure
KEF
Keflavik Airport, IS
Flight Gate Times
01-Jun-2026
Scheduled
11:30
GMT
Estimated
11:30
GMT
Total Departure Delay: -
Flight Runway Times
01-Jun-2026
Scheduled
11:49
GMT
Actual
--
Runway Delay: -
Terminal
-
Gate
-
Craft Type
Boeing 757-200 (winglets) Passenger
75W
Flight Time
Scheduled
6h 25m
Arrival
IAD
Washington Dulles International Airport, VA, US
Flight Gate Times
01-Jun-2026
Scheduled
13:55
EDT
Estimated
13:55
EDT
Total Arrival Delay: -
Flight Runway Times
01-Jun-2026
Scheduled
13:50
EDT
Actual
--
Runway Delay: -
Terminal
-
Gate
C5
Baggage Claim
-
Tail Number
N14120
Flight Time
Estimated
6h 25m
Event Timeline
Date
Event
Data Updated
31 May
23:41
23:41
19:41
Gate Adjustment
Arrival Gate changed from C4 to C5
31 May
22:35
22:35
18:35
Gate Adjustment
Arrival Gate changed from C6 to C4
31 May
17:59
17:59
13:59
Gate Adjustment
Arrival Gate changed to C6
31 May
11:36
11:36
07:36
Time Adjustment
Scheduled Runway Departure changed from Jun-01-2026 11:40 AM to Jun-01-2026 11:49 AM
Scheduled Runway Arrival changed from Jun-01-2026 1:06 PM to Jun-01-2026 1:50 PM
31 May
11:31
11:31
07:31
Time Adjustment
Scheduled Runway Departure changed to Jun-01-2026 11:40 AM
Scheduled Runway Arrival changed to Jun-01-2026 1:06 PM
30 May
13:59
13:59
09:59
Equipment Adjustment
Tail Number changed from N41140 to N14120
30 May
13:35
13:35
09:35
Equipment Adjustment
Tail Number changed from N17104 to N41140
30 May
05:17
05:17
01:17
Time Adjustment
Estimated Gate Departure changed to Jun-01-2026 11:30 AM
Estimated Gate Arrival changed to Jun-01-2026 1:55 PM
Tail Number changed to N17104
Actual Equipment changed to 75W
29 May
18:48
18:48
14:48
Record Created
29 May
18:48
18:48
14:48
Time Adjustment
Scheduled Gate Departure changed to Jun-01-2026 11:30 AM
Scheduled Gate Arrival changed to Jun-01-2026 1:55 PM
Scheduled Equipment changed to 752