(UA) United Airlines 5651 Flight Details
On time | Scheduled
Departure
DEN
Denver International Airport, CO, US
Flight Gate Times
21-Mar-2026
Scheduled
15:55
MDT
Estimated
15:55
MDT
Total Departure Delay: -
Flight Runway Times
21-Mar-2026
Scheduled
16:13
MDT
Actual
--
Runway Delay: -
Terminal
-
Gate
B64
Craft Type
Embraer 175
E75
Flight Time
Scheduled
2h 18m
Arrival
TUS
Tucson International Airport, AZ, US
Flight Gate Times
21-Mar-2026
Scheduled
17:13
MST
Estimated
17:13
MST
Total Arrival Delay: -
Flight Runway Times
21-Mar-2026
Scheduled
17:09
MST
Actual
--
Runway Delay: -
Terminal
-
Gate
A5
Baggage Claim
7
Tail Number
N160SY
Flight Time
Estimated
2h 18m
Flight Notes
Operated by SkyWest Airlines on behalf of United Airlines
Also marketed as (AC) Air Canada 4252
Event Timeline
Date
Event
Data Updated
21 Mar
15:20
09:20
08:20
Gate Adjustment
Departure Gate changed from B62 to B64
21 Mar
15:14
09:14
08:14
Equipment Adjustment
Tail Number changed from N154SY to N160SY
21 Mar
15:14
09:14
08:14
Equipment Adjustment
Tail Number changed from N164SY to N154SY
20 Mar
22:01
16:01
15:01
Time Adjustment
Scheduled Runway Departure changed from Mar-21-2026 4:02 PM to Mar-21-2026 4:13 PM
Scheduled Runway Arrival changed from Mar-21-2026 4:40 PM to Mar-21-2026 5:09 PM
20 Mar
21:56
15:56
14:56
Time Adjustment
Scheduled Runway Departure changed to Mar-21-2026 4:02 PM
Scheduled Runway Arrival changed to Mar-21-2026 4:40 PM
20 Mar
21:08
15:08
14:08
Gate Adjustment
Departure Gate changed from B68 to B62
20 Mar
21:03
15:03
14:03
Equipment Adjustment
Tail Number changed from N124SY to N164SY
20 Mar
18:38
12:38
11:38
Gate Adjustment
Departure Gate changed to B68
20 Mar
17:14
11:14
10:14
Equipment Adjustment
Tail Number changed from N203SY to N124SY
20 Mar
02:20
20:20
19:20
Equipment Adjustment
Tail Number changed from N202SY to N203SY
19 Mar
11:33
05:33
04:33
Equipment Adjustment
Tail Number changed from N124SY to N202SY
19 Mar
11:33
05:33
04:33
Gate Adjustment
Arrival Gate changed to A5
Baggage changed to 7
19 Mar
04:15
22:15
21:15
Time Adjustment
Estimated Gate Departure changed to Mar-21-2026 3:55 PM
Estimated Gate Arrival changed to Mar-21-2026 5:13 PM
Tail Number changed to N124SY
Actual Equipment changed to E75
18 Mar
18:45
12:45
11:45
Record Created
18 Mar
18:45
12:45
11:45
Time Adjustment
Scheduled Gate Departure changed to Mar-21-2026 3:55 PM
Scheduled Gate Arrival changed to Mar-21-2026 5:13 PM
Scheduled Equipment changed to E7W