(UA) United Airlines 5447 Flight Details
On time | Departed
Departure
SFO
San Francisco International Airport, CA, US
Flight Gate Times
20-Dec-2025
Scheduled
09:32
PST
Actual
09:27
PST
Total Departure Delay: -
Flight Runway Times
20-Dec-2025
Scheduled
09:58
PST
Actual
09:54
PST
Runway Delay: -
Terminal
3
Gate
E2
Craft Type
Embraer 175
E75
Flight Time
Scheduled
2h 34m
Arrival
HDN
Yampa Valley Regional Airport, CO, US
Flight Gate Times
20-Dec-2025
Scheduled
13:06
MST
Estimated
13:00
MST
Total Arrival Delay: -
Flight Runway Times
20-Dec-2025
Scheduled
12:30
MST
Estimated
12:56
MST
Runway Delay: 26 mins
Terminal
-
Gate
2
Baggage Claim
-
Tail Number
N118SY
Flight Time
Estimated
2h 33m
Flight Notes
Operated by SkyWest Airlines on behalf of United Airlines
Also marketed as (NZ) Air New Zealand 9481
Event Timeline
Date
Event
Data Updated
20 Dec
17:55
09:55
10:55
Time Adjustment
Estimated Runway Arrival changed from Dec-20-2025 12:34 PM to Dec-20-2025 12:56 PM
Estimated Gate Arrival changed from Dec-20-2025 12:45 PM to Dec-20-2025 1:00 PM
20 Dec
17:55
09:55
10:55
Time Adjustment
Estimated Runway Departure changed from Dec-20-2025 9:47 AM to Dec-20-2025 9:54 AM
Actual Runway Departure changed to Dec-20-2025 9:54 AM
20 Dec
17:31
09:31
10:31
Time Adjustment
Estimated Runway Arrival changed from Dec-20-2025 12:30 PM to Dec-20-2025 12:34 PM
Estimated Gate Arrival changed from Dec-20-2025 12:34 PM to Dec-20-2025 12:45 PM
20 Dec
17:31
09:31
10:31
Status Active
Estimated Runway Departure changed from Dec-20-2025 9:58 AM to Dec-20-2025 9:47 AM
Estimated Gate Departure changed from Dec-20-2025 9:32 AM to Dec-20-2025 9:27 AM
Actual Gate Departure changed to Dec-20-2025 9:27 AM
Estimated Gate Arrival changed from Dec-20-2025 1:06 PM to Dec-20-2025 12:34 PM
Status changed from Scheduled to Active
20 Dec
17:28
09:28
10:28
Time Adjustment
Estimated Runway Departure changed from Dec-20-2025 9:52 AM to Dec-20-2025 9:58 AM
Estimated Runway Arrival changed from Dec-20-2025 12:29 PM to Dec-20-2025 12:30 PM
20 Dec
16:21
08:21
09:21
Time Adjustment
Scheduled Runway Arrival changed from Dec-20-2025 1:02 PM to Dec-20-2025 12:30 PM
20 Dec
16:21
08:21
09:21
Time Adjustment
Estimated Runway Departure changed from Dec-20-2025 9:58 AM to Dec-20-2025 9:52 AM
Estimated Runway Arrival changed from Dec-20-2025 12:30 PM to Dec-20-2025 12:29 PM
20 Dec
16:21
08:21
09:21
Time Adjustment
Estimated Runway Departure changed to Dec-20-2025 9:58 AM
Estimated Runway Arrival changed to Dec-20-2025 12:30 PM
20 Dec
15:43
07:43
08:43
Gate Adjustment
Departure Gate changed from F8 to E2
20 Dec
13:37
05:37
06:37
Gate Adjustment
Departure Gate changed from F9 to F8
20 Dec
08:25
00:25
01:25
Gate Adjustment
Departure Gate changed from F8 to F9
20 Dec
06:07
22:07
23:07
Gate Adjustment
Departure Gate changed from F8 to E6
20 Dec
06:07
22:07
23:07
Gate Adjustment
Departure Gate changed from E6 to F8
20 Dec
04:43
20:43
21:43
Equipment Adjustment
Tail Number changed from N121SY to N118SY
20 Dec
04:37
20:37
21:37
Equipment Adjustment
Tail Number changed from N139SY to N121SY
19 Dec
18:44
10:44
11:44
Gate Adjustment
Departure Gate changed from E2 to F8
19 Dec
18:31
10:31
11:31
Equipment Adjustment
Tail Number changed from N621UX to N139SY
19 Dec
17:47
09:47
10:47
Time Adjustment
Scheduled Runway Departure changed from Dec-20-2025 9:42 AM to Dec-20-2025 9:58 AM
Scheduled Runway Arrival changed from Dec-20-2025 12:25 PM to Dec-20-2025 1:02 PM
19 Dec
17:36
09:36
10:36
Time Adjustment
Scheduled Runway Departure changed to Dec-20-2025 9:42 AM
Scheduled Runway Arrival changed to Dec-20-2025 12:25 PM
19 Dec
17:13
09:13
10:13
Gate Adjustment
Arrival Gate changed to 2
19 Dec
09:43
01:43
02:43
Gate Adjustment
Departure Gate changed to E2
19 Dec
09:43
01:43
02:43
Equipment Adjustment
Tail Number changed from N119SY to N621UX
18 Dec
19:50
11:50
12:50
Equipment Adjustment
Tail Number changed from N163SY to N119SY
18 Dec
04:07
20:07
21:07
Time Adjustment
Estimated Gate Departure changed to Dec-20-2025 9:32 AM
Estimated Gate Arrival changed to Dec-20-2025 1:06 PM
Tail Number changed to N163SY
Actual Equipment changed to E75
17 Dec
18:47
10:47
11:47
Record Created
17 Dec
18:47
10:47
11:47
Time Adjustment
Scheduled Gate Departure changed to Dec-20-2025 9:32 AM
Scheduled Gate Arrival changed to Dec-20-2025 1:06 PM
Departure Terminal changed to 3
Scheduled Equipment changed to E7W