background

(UA) United Airlines 281 Flight Details

On time | Scheduled

Departure

TUS

Tucson International Airport, AZ, US

Flight Gate Times

28-Jan-2026

Scheduled

14:32

 MST

Estimated

14:32

 MST

Total Departure Delay: -

Flight Runway Times

28-Jan-2026

Scheduled

14:44

 MST

Actual

--

Runway Delay: -

Terminal

-

Gate

A7

Craft Type

Boeing 737-800 (Scimitar Winglets) Passenger

7S8

Flight Time

Scheduled

1h 59m

Arrival

DEN

Denver International Airport, CO, US

Flight Gate Times

28-Jan-2026

Scheduled

16:31

 MST

Estimated

16:31

 MST

Total Arrival Delay: -

Flight Runway Times

28-Jan-2026

Scheduled

16:25

 MST

Actual

--

Runway Delay: -

Terminal

-

Gate

A22

Baggage Claim

-

Tail Number

N76508

Flight Time

Estimated

1h 59m

Flight Notes

Also marketed as (AC) Air Canada 4253

Event Timeline

Time

Date

UTC

Event

Data Updated

27 Jan

23:37

Arrival Gate changed to A22

27 Jan

21:41

Scheduled Runway Departure changed from Jan-28-2026 2:41 PM to Jan-28-2026 2:44 PM

Scheduled Runway Arrival changed from Jan-28-2026 4:21 PM to Jan-28-2026 4:25 PM

27 Jan

21:36

Scheduled Runway Departure changed to Jan-28-2026 2:41 PM

Scheduled Runway Arrival changed to Jan-28-2026 4:21 PM

27 Jan

11:43

Tail Number changed from N26215 to N76508

27 Jan

07:19

Tail Number changed from N76508 to N26215

26 Jan

12:43

Departure Gate changed to A7

26 Jan

07:55

Tail Number changed to N76508

Actual Equipment changed to 7S8

26 Jan

07:55

Estimated Gate Departure changed to Jan-28-2026 2:32 PM

Estimated Gate Arrival changed to Jan-28-2026 4:31 PM

25 Jan

18:43

25 Jan

18:43

Scheduled Gate Departure changed to Jan-28-2026 2:32 PM

Scheduled Gate Arrival changed to Jan-28-2026 4:31 PM

Scheduled Equipment changed to 738