(UA) United Airlines 399 Flight Details
On time | Scheduled
Departure
KEF
Keflavik Airport, IS
Flight Gate Times
18-Aug-2026
Scheduled
11:30
GMT
Estimated
11:30
GMT
Total Departure Delay: -
Flight Runway Times
18-Aug-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
18-Aug-2026
Scheduled
13:55
EDT
Estimated
13:55
EDT
Total Arrival Delay: -
Flight Runway Times
18-Aug-2026
Scheduled
13:50
EDT
Actual
--
Runway Delay: -
Terminal
-
Gate
C5
Baggage Claim
-
Tail Number
N18112
Flight Time
Estimated
6h 25m
Event Timeline
Date
Event
Data Updated
17 Aug
17:57
17:57
13:57
Gate Adjustment
Arrival Gate changed to C5
17 Aug
11:36
11:36
07:36
Time Adjustment
Scheduled Runway Departure changed to Aug-18-2026 11:49 AM
Scheduled Runway Arrival changed to Aug-18-2026 1:50 PM
16 Aug
19:44
19:44
15:44
Equipment Adjustment
Tail Number changed from N19136 to N18112
16 Aug
04:20
04:20
00:20
Equipment Adjustment
Tail Number changed to N19136
Actual Equipment changed to 75W
16 Aug
04:20
04:20
00:20
Time Adjustment
Estimated Gate Departure changed to Aug-18-2026 11:30 AM
Estimated Gate Arrival changed to Aug-18-2026 1:55 PM
15 Aug
18:50
18:50
14:50
Record Created
15 Aug
18:50
18:50
14:50
Time Adjustment
Scheduled Gate Departure changed to Aug-18-2026 11:30 AM
Scheduled Gate Arrival changed to Aug-18-2026 1:55 PM
Scheduled Equipment changed to 752