| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 27 | DEN | BOI | 07:40 | 09:34 |
Scheduled
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Track > |
| Sep 26 | DEN | BOI | 07:44 | 09:15 |
Landed
|
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| Sep 25 | DEN | BOI | 07:57 | 09:27 |
Landed
|
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| Sep 24 | DEN | BOI | 07:52 | 09:22 |
Landed
|
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| Sep 23 | DEN | BOI | 07:46 | 09:16 |
Landed
|
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| Sep 22 | DEN | BOI | 07:57 | 09:28 |
Landed
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| Sep 21 | DEN | BOI | 07:52 | 09:27 |
Landed
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| Sep 20 | DEN | BOI | 07:51 | 09:28 |
Landed
|
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| Sep 19 | DEN | BOI | 07:50 | 09:16 |
Landed
|
Track > |
| Sep 18 | DEN | BOI | 07:50 | 09:19 |
Landed
|
Track > |
United Airlines Flight UA255 connects Denver, United States to Boise, United States, taking off from Denver International Airport DEN and landing at Boise Airport BOI.
How long is the UA255 flight from Denver to Boise?
The average flight time from Denver to Boise is 1 hour and 31 minutes. The flight distance is 1042 km / 648 miles and the average flight speed is 674 km/h / 419 mph.
How many UA255 flights are operated per week?
7 flights per week. The flight UA255 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA255 Denver to Boise?
The Airportia On-Time Performance Rating for United Airlines Flight UA255 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA255 flight?
The latest flight took off on Sunday, September 27th, 2026 with the flight status being Scheduled on 09:34.
How else can the flight UA255 be referenced as?
This United Airlines flight can also be referenced as UAL255, UA0255, UA 255, UAL 255.
How often is flight UA255 delayed?
On average, 0% of all UA255 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled UA255 flight or baggage issues?
If your UA255 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our UA255 Flight Tracker above for more details.
Flight UA255 is code-shared by 1 airline using the flight number AC3218
Other flights departing from Denver DEN: UA1720, UA2160, WN839, OO6041
Other flights arriving at Boise BOI: UA2139, OO3403, QX2099
All flights connecting Denver DEN to Boise BOI.