United Airlines UA255 Flight Status (Denver to Boise)
According to Trip.com real-time data, the UA255 flight operated by United Airlines on Oct 17, 2026 is scheduled to fly from Denver (DEN) to Boise (BOI). The flight is expected to depart at 07:40 and land at 09:08 .
Fri, Oct 16
Sat, Oct 17
Sun, Oct 18
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Arrived
The flight has arrived 2m late
1h 54m
Check-in Counter
7,8
Boarding Gate
B8
Arrival Gate
B11
Baggage
1
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Scheduled
Your flight will depart on time.
1h 53m
Check-in Counter
7,8
Boarding Gate
B26
Arrival Gate
B11
Baggage
1
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United Airlines From PLN 567
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Scheduled
Your flight will depart on time.
1h 54m
Check-in Counter
7,8
Boarding Gate
B11
Arrival Gate
--
Baggage
1
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Need a flight from Denver to Boise?
United Airlines From PLN 567
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UA1835
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San Diego (SAN)
Denver (DEN)
Denver (DEN)
Scheduled: 20:04
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UA255 Aircraft Details and Cabin Information - Denver to Boise on United Airlines
According to Trip.com real-time data, the UA255 flight flying from Denver to Boise on 10/17/2026 is operated by the aircraft model Boeing 737-800. This aircraft has been in service for 18y, 5m. The aircraft is equipped with 166 seats.
Boeing 737-800
Punctuality (Departure)
100
%
Punctuality (Arrival)
100
%
Early on average
13 minutes
Age
18y, 5m
Seats
166
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
76 cm
Legroom
--
Seat width
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Snacks
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
94 cm
Legroom
53 cm
Seat width better than on 76% of flights
120°
Reclining Angle
2-2
Seat layout example
In-Flight Services
None
Live TV
Wi-Fi is available
Power outlet
Seat Information
86 cm
Legroom
--
Seat width
100°
Reclining Angle
3-3
Seat layout example
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UA255 Recent Flight History and Status - United Airlines
Trip.com historical records show that the last UA255 flight departed on Fri, Oct 16 from DEN at approximately 08:06. This flight is expected to arrrive in BOI at 09:36.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Mon, Oct 12 | Denver (DEN) | Boise (BOI) | 320 | 07:42 | 09:12 | Arrived |
| Tue, Oct 13 | Denver (DEN) | Boise (BOI) | 320 | 08:08 | 09:33 | Arrived |
| Wed, Oct 14 | Denver (DEN) | Boise (BOI) | 320 | 07:48 | 09:13 | Arrived |
| Thu, Oct 15 | Denver (DEN) | Boise (BOI) | 320 | 07:47 | 09:21 | Arrived |
| Fri, Oct 16 | Denver (DEN) | Boise (BOI) | 320 | 08:06 | 09:36 | Arrived |
| Sat, Oct 17 | Denver (DEN) | Boise (BOI) | 738 | 07:40 | 09:08 | Scheduled |
| Sun, Oct 18 | Denver (DEN) | Boise (BOI) | 320 | 07:40 | 09:34 | Scheduled |
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UA255 On-Time Performance, Departure, and Arrival Trends
Review UA255 on-time performance based on recent trips, including departure punctuality, arrival punctuality, average delays, and early arrival trends to better understand overall flight reliability. Based on the average performance of UA255 flight over the past 30 trips, the on-time departure rate of UA255 is 100% (Late on average 9 minutes), while the on-time arrival rate is 100% (Early on average 13 minutes).
On-Time Departures
Punctuality
100
%
Late on average
9 minutes
Early
0
%
On time
100
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Canceled
0
%
On-Time Arrivals
Punctuality
100
%
Early on average
13 minutes
Early
100
%
On time
0
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Canceled
0
%
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Frequently Asked Questions
What is the current status of flight ua255?
Flight ua255 has not departed yet and is currently on schedule. Scheduled departure 07:40, arrival 09:33 (updated Oct 17, 2026).Is flight ua255 on time today?
Flight ua255 has not departed yet and is currently on schedule. Scheduled departure is 07:40, with arrival at 09:33. Recheck gate and timing before you head to the airport.Has flight ua255 departed yet? What is the departure time?
Flight ua255 is scheduled to depart at 07:40. The latest actual or estimated departure time is 07:40, and the current status is Scheduled (updated Oct 17, 2026).When is flight ua255 scheduled to arrive?
Flight ua255 is scheduled to arrive at 09:33. The latest estimated or actual arrival time is 09:08. Status is Scheduled as of Oct 17, 2026.What route does flight ua255 fly?
Flight ua255 is operated by United Airlines from Denver (DEN) to Boise (BOI). Typical flight time is about 1 hour53 minutes; operating days may include Saturday.How can I check real-time status for flight ua255?
Track flight ua255 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.If flight ua255 is delayed or canceled, what should I do?
If ua255 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 17, 2026). Contact United Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight ua255 departed from Denver?
Flight ua255 has not departed from Denver (DEN) yet and is currently on schedule for 07:40.What is the seat configuration for flight ua255?
Flight ua255 usually flies a Boeing 737-800 with seat layout 3-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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Arrival Info: Boise Weather & Current Time
Clear
|
10°C - 26°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: Denver 09:08
|
Boise 09:08
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