(UA) United Airlines 525 Flight Details
On time | Scheduled
Departure
DEN
Denver International Airport, CO, US
Flight Gate Times
24-Dec-2025
Scheduled
14:30
MST
Estimated
14:30
MST
Total Departure Delay: -
Flight Runway Times
24-Dec-2025
Scheduled
14:43
MST
Actual
--
Runway Delay: -
Terminal
-
Gate
B23
Craft Type
Airbus A319
319
Flight Time
Scheduled
2h 5m
Arrival
TUS
Tucson International Airport, AZ, US
Flight Gate Times
24-Dec-2025
Scheduled
16:35
MST
Estimated
16:35
MST
Total Arrival Delay: -
Flight Runway Times
24-Dec-2025
Scheduled
16:30
MST
Actual
--
Runway Delay: -
Terminal
-
Gate
A8
Baggage Claim
7
Tail Number
N837UA
Flight Time
Estimated
2h 5m
Flight Notes
Also marketed as (AC) Air Canada 4130
Event Timeline
Date
Event
Data Updated
23 Dec
21:36
14:36
14:36
Time Adjustment
Scheduled Runway Departure changed from Dec-24-2025 2:39 PM to Dec-24-2025 2:43 PM
Scheduled Runway Arrival changed from Dec-24-2025 4:21 PM to Dec-24-2025 4:30 PM
23 Dec
21:31
14:31
14:31
Time Adjustment
Scheduled Runway Departure changed to Dec-24-2025 2:39 PM
Scheduled Runway Arrival changed to Dec-24-2025 4:21 PM
23 Dec
08:31
01:31
01:31
Gate Adjustment
Departure Gate changed to B23
22 Dec
12:37
05:37
05:37
Time Adjustment
Estimated Gate Departure changed to Dec-24-2025 2:30 PM
Estimated Gate Arrival changed to Dec-24-2025 4:35 PM
Arrival Gate changed to A8
Baggage changed to 7
Tail Number changed to N837UA
Actual Equipment changed to 319
21 Dec
18:44
11:44
11:44
Record Created
21 Dec
18:44
11:44
11:44
Time Adjustment
Scheduled Gate Departure changed to Dec-24-2025 2:30 PM
Scheduled Gate Arrival changed to Dec-24-2025 4:35 PM
Scheduled Equipment changed to 319