| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 19 | DEN | BOI | 11:36 | 13:35 |
Delayed
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| Jul 18 | DEN | BOI | 13:51 | 15:22 |
Delayed
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| Jul 17 | DEN | BOI | 12:06 | 13:29 |
Landed
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| Jul 16 | DEN | BOI | 11:54 | 13:18 |
Landed
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| Jul 15 | DEN | BOI | 12:22 | 13:47 |
Landed
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| Jul 14 | DEN | BOI | 12:11 | 13:36 |
Landed
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| Jul 13 | DEN | BOI | 11:50 | 13:20 |
Landed
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| Jul 12 | DEN | BOI | 12:01 | 13:30 |
Landed
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| Jul 11 | DEN | BOI | 12:12 | 13:40 |
Landed
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| Jul 10 | DEN | BOI | 12:05 | 13:36 |
Landed
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United Airlines Flight UA2255 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 UA2255 flight from Denver to Boise?
The average flight time from Denver to Boise is 1 hour and 27 minutes. The flight distance is 1042 km / 648 miles and the average flight speed is 698 km/h / 433 mph.
How many UA2255 flights are operated per week?
7 flights per week. The flight UA2255 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA2255 Denver to Boise?
The Airportia On-Time Performance Rating for United Airlines Flight UA2255 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA2255 flight?
The latest flight took off on Saturday, July 18th, 2026 with the flight status being En-Route on 15:22.
How else can the flight UA2255 be referenced as?
This United Airlines flight can also be referenced as UAL2255, UA 2255, UAL 2255.
How often is flight UA2255 delayed?
On average, 50% of all UA2255 flights are delayed. The average delay is 25 minutes.
Can I get compensation for my delayed or cancelled UA2255 flight or baggage issues?
If your UA2255 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 UA2255 Flight Tracker above for more details.
Flight UA2255 is code-shared by 1 airline using the flight number AC5183
Other flights departing from Denver DEN: DL499, UA1599, UA452, UA1233
Other flights arriving at Boise BOI: DL2982, AS2341, G41600, AA4948
All flights connecting Denver DEN to Boise BOI.