(UA) United Airlines 450 Flight Details
On time | Scheduled
Departure
DEN
Denver International Airport, CO, US
Flight Gate Times
21-Apr-2026
Scheduled
19:10
MDT
Estimated
19:10
MDT
Total Departure Delay: -
Flight Runway Times
21-Apr-2026
Scheduled
19:30
MDT
Actual
--
Runway Delay: -
Terminal
-
Gate
B45
Craft Type
Boeing 737-800 (Scimitar Winglets) Passenger
7S8
Flight Time
Scheduled
2h 26m
Arrival
ONT
Ontario International Airport, CA, US
Flight Gate Times
21-Apr-2026
Scheduled
20:36
PDT
Estimated
20:36
PDT
Total Arrival Delay: -
Flight Runway Times
21-Apr-2026
Scheduled
20:33
PDT
Actual
--
Runway Delay: -
Terminal
2
Gate
-
Baggage Claim
-
Tail Number
N35271
Flight Time
Estimated
2h 26m
Flight Notes
Also marketed as (AC) Air Canada 3499
Event Timeline
Date
Event
Data Updated
21 Apr
01:16
19:16
18:16
Time Adjustment
Scheduled Runway Departure changed from Apr-21-2026 7:16 PM to Apr-21-2026 7:30 PM
Scheduled Runway Arrival changed from Apr-21-2026 8:08 PM to Apr-21-2026 8:33 PM
21 Apr
01:11
19:11
18:11
Time Adjustment
Scheduled Runway Departure changed to Apr-21-2026 7:16 PM
Scheduled Runway Arrival changed to Apr-21-2026 8:08 PM
20 Apr
23:59
17:59
16:59
Gate Adjustment
Departure Gate changed to B45
19 Apr
12:02
06:02
05:02
Equipment Adjustment
Tail Number changed from N73275 to N35271
18 Apr
20:20
14:20
13:20
Equipment Adjustment
Tail Number changed to N73275
Actual Equipment changed to 7S8
18 Apr
20:20
14:20
13:20
Time Adjustment
Estimated Gate Departure changed to Apr-21-2026 7:10 PM
Estimated Gate Arrival changed to Apr-21-2026 8:36 PM
18 Apr
18:45
12:45
11:45
Record Created
18 Apr
18:45
12:45
11:45
Time Adjustment
Scheduled Gate Departure changed to Apr-21-2026 7:10 PM
Scheduled Gate Arrival changed to Apr-21-2026 8:36 PM
Arrival Terminal changed to 2
Scheduled Equipment changed to 738