UA8156 United Airlines - Flight Status
Below, you can find details about United Airlines flight UA8156, which currently operates between the airports of Denver - Denver International Airport (Airport Code DEN) and Seattle - Seattle-Tacoma International Airport (Airport Code SEA).
This flight data pertains specifically to the flight's details for Wednesday, February 25, 2026.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights UA8156
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights UA8156
UA8156 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions. Flight Status
UA8156 United Airlines from Denver
Landed - On-time
Flight Status for Wednesday February 25, 2026
Landed - On-time
Flight Status for Wednesday February 25, 2026
Airline information
United Airlines
Departure
Denver (DEN)
February 25, 2026
Denver International Airport
Departed at:
08:09 pm
Terminal:
-
Gate:
-
Scheduled Departure Time: 08:01 pm
Arrival
Seattle (SEA)
February 25, 2026
Seattle-Tacoma International Airport
Arrived at:
09:57 pm
Gate:
-
Scheduled Arrival Time: 09:58 pm
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.seattle-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.
Additional Information
Which is the frequency of flight UA8156?
The flight UA8156 is currently not scheduled at Seattle Airport - SEATAC.
Which is the distance of flight UA8156?
The distance between the two airports is 1022 miles.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Denver: 2026-02-26 05:19:22
Current Time in Seattle: 2026-02-26 04:19:22
The flight UA8156 is currently not scheduled at Seattle Airport - SEATAC.
Which is the distance of flight UA8156?
The distance between the two airports is 1022 miles.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Denver: 2026-02-26 05:19:22
Current Time in Seattle: 2026-02-26 04:19:22
Alternative Flights
The following airlines serves the same route between Denver and Seattle:
Alaska Airlines
- Flight Number: AS633. (On Time performance: 84 - Average Delay: 7 minutes)
- Flight Number: AS643. (On Time performance: 81 - Average Delay: 10 minutes)
- Flight Number: AS783. (On Time performance: 83 - Average Delay: 14 minutes)
- Flight Number: AS785. (On Time performance: 81 - Average Delay: 10 minutes)
Air Transport International
- Flight Number: 8C3375. (On Time performance: 24 - Average Delay: 31 minutes)
Delta Air Lines
- Flight Number: DL1731. (On Time performance: 78 - Average Delay: 27 minutes)
- Flight Number: DL3696. (On Time performance: 85 - Average Delay: 10 minutes)
- Flight Number: DL4168. (On Time performance: 84 - Average Delay: 16 minutes)
Frontier Airlines
- Flight Number: F91175. (On Time performance: 69 - Average Delay: 12 minutes)
United Airlines
- Flight Number: UA1424. (On Time performance: 87 - Average Delay: 9 minutes)
- Flight Number: UA1865. (On Time performance: 86 - Average Delay: 6 minutes)
- Flight Number: UA2013. (On Time performance: 86 - Average Delay: 11 minutes)
- Flight Number: UA2271. (On Time performance: 91 - Average Delay: 4 minutes)
- Flight Number: UA2651. (On Time performance: 75 - Average Delay: 14 minutes)
- Flight Number: UA769. (On Time performance: 100 - Average Delay: 3 minutes)
Southwest Airlines
- Flight Number: WN1372. (On Time performance: 83 - Average Delay: 8 minutes)
- Flight Number: WN1601. (On Time performance: 63 - Average Delay: 15 minutes)
- Flight Number: WN1603. (On Time performance: 77 - Average Delay: 10 minutes)
- Flight Number: WN3493. (On Time performance: 58 - Average Delay: 36 minutes)
- Flight Number: WN356. (On Time performance: 95 - Average Delay: 3 minutes)
- Flight Number: WN4473. (On Time performance: 82 - Average Delay: 6 minutes)
- Flight Number: WN4746.
Alaska Airlines
- Flight Number: AS633. (On Time performance: 84 - Average Delay: 7 minutes)
- Flight Number: AS643. (On Time performance: 81 - Average Delay: 10 minutes)
- Flight Number: AS783. (On Time performance: 83 - Average Delay: 14 minutes)
- Flight Number: AS785. (On Time performance: 81 - Average Delay: 10 minutes)
Air Transport International
- Flight Number: 8C3375. (On Time performance: 24 - Average Delay: 31 minutes)
Delta Air Lines
- Flight Number: DL1731. (On Time performance: 78 - Average Delay: 27 minutes)
- Flight Number: DL3696. (On Time performance: 85 - Average Delay: 10 minutes)
- Flight Number: DL4168. (On Time performance: 84 - Average Delay: 16 minutes)
Frontier Airlines
- Flight Number: F91175. (On Time performance: 69 - Average Delay: 12 minutes)
United Airlines
- Flight Number: UA1424. (On Time performance: 87 - Average Delay: 9 minutes)
- Flight Number: UA1865. (On Time performance: 86 - Average Delay: 6 minutes)
- Flight Number: UA2013. (On Time performance: 86 - Average Delay: 11 minutes)
- Flight Number: UA2271. (On Time performance: 91 - Average Delay: 4 minutes)
- Flight Number: UA2651. (On Time performance: 75 - Average Delay: 14 minutes)
- Flight Number: UA769. (On Time performance: 100 - Average Delay: 3 minutes)
Southwest Airlines
- Flight Number: WN1372. (On Time performance: 83 - Average Delay: 8 minutes)
- Flight Number: WN1601. (On Time performance: 63 - Average Delay: 15 minutes)
- Flight Number: WN1603. (On Time performance: 77 - Average Delay: 10 minutes)
- Flight Number: WN3493. (On Time performance: 58 - Average Delay: 36 minutes)
- Flight Number: WN356. (On Time performance: 95 - Average Delay: 3 minutes)
- Flight Number: WN4473. (On Time performance: 82 - Average Delay: 6 minutes)
- Flight Number: WN4746.
Punctuality and delays
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Last Past Flights UA8156
Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
25 February
25 February
08:09 pm
Denver (DEN)
Denver (DEN)
09:57 pm
Seattle (SEA)
Seattle (SEA)
02h 48min
Landed - On-time