(UA) United Airlines 525 Flight Details
On time | Scheduled
Departure
DEN
Denver International Airport, CO, US
Flight Gate Times
22-Dec-2025
Scheduled
14:30
MST
Estimated
14:30
MST
Total Departure Delay: -
Flight Runway Times
22-Dec-2025
Scheduled
14:43
MST
Actual
--
Runway Delay: -
Terminal
-
Gate
B10
Craft Type
Airbus A319
319
Flight Time
Scheduled
2h 5m
Arrival
TUS
Tucson International Airport, AZ, US
Flight Gate Times
22-Dec-2025
Scheduled
16:35
MST
Estimated
16:35
MST
Total Arrival Delay: -
Flight Runway Times
22-Dec-2025
Scheduled
16:30
MST
Actual
--
Runway Delay: -
Terminal
-
Gate
A8
Baggage Claim
7
Tail Number
N839UA
Flight Time
Estimated
2h 5m
Flight Notes
Also marketed as (AC) Air Canada 4130
Event Timeline
Date
Event
Data Updated
22 Dec
11:19
04:19
04:19
Gate Adjustment
Departure Gate changed from B11 to B10
21 Dec
21:36
14:36
14:36
Time Adjustment
Scheduled Runway Departure changed from Dec-22-2025 2:40 PM to Dec-22-2025 2:43 PM
Scheduled Runway Arrival changed from Dec-22-2025 4:19 PM to Dec-22-2025 4:30 PM
21 Dec
21:31
14:31
14:31
Time Adjustment
Scheduled Runway Departure changed to Dec-22-2025 2:40 PM
Scheduled Runway Arrival changed to Dec-22-2025 4:19 PM
21 Dec
13:37
06:37
06:37
Equipment Adjustment
Tail Number changed from N829UA to N839UA
21 Dec
08:31
01:31
01:31
Gate Adjustment
Departure Gate changed to B11
Baggage changed to 7
20 Dec
12:13
05:13
05:13
Time Adjustment
Estimated Gate Departure changed to Dec-22-2025 2:30 PM
Estimated Gate Arrival changed to Dec-22-2025 4:35 PM
Arrival Gate changed to A8
Tail Number changed to N829UA
Actual Equipment changed to 319
19 Dec
18:49
11:49
11:49
Record Created
19 Dec
18:49
11:49
11:49
Time Adjustment
Scheduled Gate Departure changed to Dec-22-2025 2:30 PM
Scheduled Gate Arrival changed to Dec-22-2025 4:35 PM
Scheduled Equipment changed to 319