(UA) United Airlines 1877 Flight Details
On time | Arrived
Departure
DEN
Denver International Airport, CO, US
Flight Gate Times
12-Nov-2025
Scheduled
11:50
MST
Actual
11:42
MST
Total Departure Delay: -
Flight Runway Times
12-Nov-2025
Scheduled
12:04
MST
Actual
11:59
MST
Runway Delay: -
Terminal
-
Gate
B35
Craft Type
Airbus A320
320
Flight Time
Scheduled
1h 33m
Arrival
BIL
Billings Logan International Airport, MT, US
Flight Gate Times
12-Nov-2025
Scheduled
13:23
MST
Actual
13:07
MST
Total Arrival Delay: -
Flight Runway Times
12-Nov-2025
Scheduled
13:14
MST
Actual
13:04
MST
Runway Delay: -
Terminal
-
Gate
B4
Baggage Claim
-
Tail Number
N457UA
Flight Time
Actual
1h 25m
Flight Notes
Also marketed as (AC) Air Canada 5631
Event Timeline
Date
Event
Data Updated
12 Nov
20:10
13:10
13:10
Time Adjustment
Estimated Gate Arrival changed from Nov-12-2025 1:08 PM to Nov-12-2025 1:07 PM
Actual Gate Arrival changed to Nov-12-2025 1:07 PM
12 Nov
20:09
13:09
13:09
Time Adjustment
Estimated Gate Arrival changed from Nov-12-2025 1:20 PM to Nov-12-2025 1:08 PM
12 Nov
20:04
13:04
13:04
Status Landed
Estimated Runway Arrival changed from Nov-12-2025 1:12 PM to Nov-12-2025 1:04 PM
Actual Runway Arrival changed to Nov-12-2025 1:04 PM
Status changed from Active to Landed
12 Nov
19:03
12:03
12:03
Time Adjustment
Estimated Runway Arrival changed from Nov-12-2025 1:09 PM to Nov-12-2025 1:12 PM
Estimated Gate Arrival changed from Nov-12-2025 1:09 PM to Nov-12-2025 1:20 PM
12 Nov
19:03
12:03
12:03
Time Adjustment
Estimated Runway Arrival changed from Nov-12-2025 1:08 PM to Nov-12-2025 1:09 PM
12 Nov
19:03
12:03
12:03
Time Adjustment
Estimated Runway Departure changed from Nov-12-2025 12:00 PM to Nov-12-2025 11:59 AM
Actual Runway Departure changed from Nov-12-2025 12:00 PM to Nov-12-2025 11:59 AM
12 Nov
19:00
12:00
12:00
Time Adjustment
Estimated Runway Departure changed from Nov-12-2025 11:59 AM to Nov-12-2025 12:00 PM
Actual Runway Departure changed to Nov-12-2025 12:00 PM
12 Nov
19:00
12:00
12:00
Time Adjustment
Estimated Runway Departure changed from Nov-12-2025 12:04 PM to Nov-12-2025 11:59 AM
Estimated Runway Arrival changed from Nov-12-2025 1:09 PM to Nov-12-2025 1:08 PM
12 Nov
19:00
12:00
12:00
Time Adjustment
Estimated Runway Arrival changed from Nov-12-2025 1:06 PM to Nov-12-2025 1:09 PM
12 Nov
18:45
11:45
11:45
Status Active
Estimated Gate Departure changed from Nov-12-2025 11:50 AM to Nov-12-2025 11:42 AM
Actual Gate Departure changed to Nov-12-2025 11:42 AM
Status changed from Scheduled to Active
12 Nov
18:43
11:43
11:43
Time Adjustment
Estimated Runway Arrival changed to Nov-12-2025 1:06 PM
Estimated Gate Arrival changed from Nov-12-2025 1:23 PM to Nov-12-2025 1:09 PM
12 Nov
18:03
11:03
11:03
Time Adjustment
Estimated Runway Departure changed to Nov-12-2025 12:04 PM
12 Nov
14:17
07:17
07:17
Time Adjustment
Scheduled Runway Arrival changed from Nov-12-2025 1:20 PM to Nov-12-2025 1:14 PM
12 Nov
04:45
21:45
21:45
Gate Adjustment
Departure Gate changed from A24 to B35
12 Nov
00:51
17:51
17:51
Gate Adjustment
Departure Gate changed from B12 to A24
11 Nov
18:56
11:56
11:56
Time Adjustment
Scheduled Runway Departure changed from Nov-12-2025 12:00 PM to Nov-12-2025 12:04 PM
Scheduled Runway Arrival changed from Nov-12-2025 1:07 PM to Nov-12-2025 1:20 PM
11 Nov
18:51
11:51
11:51
Time Adjustment
Scheduled Runway Departure changed to Nov-12-2025 12:00 PM
Scheduled Runway Arrival changed to Nov-12-2025 1:07 PM
11 Nov
13:45
06:45
06:45
Equipment Adjustment
Tail Number changed from N431UA to N457UA
11 Nov
05:09
22:09
22:09
Gate Adjustment
Departure Gate changed to B12
10 Nov
11:15
04:15
04:15
Gate Adjustment
Arrival Gate changed to B4
9 Nov
23:39
16:39
16:39
Equipment Adjustment
Tail Number changed to N431UA
Actual Equipment changed to 320
9 Nov
23:39
16:39
16:39
Time Adjustment
Estimated Gate Departure changed to Nov-12-2025 11:50 AM
Estimated Gate Arrival changed to Nov-12-2025 1:23 PM
9 Nov
18:44
11:44
11:44
Record Created
9 Nov
18:44
11:44
11:44
Time Adjustment
Scheduled Gate Departure changed to Nov-12-2025 11:50 AM
Scheduled Gate Arrival changed to Nov-12-2025 1:23 PM
Scheduled Equipment changed to 320