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United Airlines United Airlines

UA731 Flight Status

According to Trip.com real-time data, the UA731 flight operated by United Airlines on Nov 12, 2026 is scheduled to fly from Denver (DEN) to Buffalo (BUF). The flight is expected to depart at 5:25 PM (local time in Denver, UTC-7) and land at 10:05 PM (local time in Buffalo, UTC-5) .
Wed, Nov 11
Thu, Nov 12
DEN-BUF

Access more flight status info on the Trip.com app

Delayed
Your flight is about 1h 15m late
Denver(DEN)
6:40 PM
Scheduled: 5:25 PM, Nov 11
Denver International Airport
173106C5-5199-4134-A176-6296CB3DA377 3h 8m
Buffalo(BUF)
11:20 PM
Scheduled: 10:33 PM, Nov 11
Buffalo Niagara International Airport
Check-in Counter
7,8
Boarding Gate
A19
Arrival Gate
12
Baggage
2
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DEN-BUF

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Scheduled
Your flight will depart on time.
Denver(DEN)
5:25 PM
Scheduled: 5:25 PM, Nov 12
Denver International Airport
173106C5-5199-4134-A176-6296CB3DA377 3h 8m
Buffalo(BUF)
10:05 PM
Scheduled: 10:33 PM, Nov 12
Buffalo Niagara International Airport
Check-in Counter
7,8
Boarding Gate
--
Arrival Gate
--
Baggage
2
Show more
Need a flight from Denver to Buffalo?
United Airlines From US$218
Search flights
Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.

Track the Previous Flight Status: Scheduled

UA2751
|
Reno (RNO) Denver (DEN)
Scheduled: 4:54 PM
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UA731 Aircraft Details

According to Trip.com real-time data, the UA731 flight flying from Denver to Buffalo on 11/12/2026 is operated by the aircraft model Boeing 737-800. This aircraft has been in service for 16y, 4m. The aircraft is equipped with 166 seats.
flight status
Boeing 737-800
Punctuality (Departure)
67 %
Punctuality (Arrival)
97 %
Early on average
3 minutes
Age
16y, 4m
Seats
166
Flight Distance
--

Flight History for UA731

Check more records from Trip.com about UA731 before and after today
Date Airport Aircraft Model Departure Arrival Status
Departure Arrival
Fri, Nov 6 Denver (DEN) Buffalo (BUF) 738 5:58 PM 10:39 PM Arrived
Sat, Nov 7 Denver (DEN) Buffalo (BUF) 738 5:35 PM 10:25 PM Arrived
Sun, Nov 8 Denver (DEN) Buffalo (BUF) 738 6:03 PM 10:48 PM Arrived
Mon, Nov 9 Denver (DEN) Buffalo (BUF) 738 5:45 PM 10:26 PM Arrived
Tue, Nov 10 Denver (DEN) Buffalo (BUF) 738 5:49 PM 10:29 PM Arrived
Wed, Nov 11 Denver (DEN) Buffalo (BUF) 738 6:40 PM 11:20 PM Delayed
Thu, Nov 12 Denver (DEN) Buffalo (BUF) 738 5:25 PM 10:05 PM Scheduled

UA731 On-Time Performance

Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA731 is 67% (Late on average 27 minutes), and the on-time arrival rate is 97% (Early on average 3 minutes).

On-Time Departures
Punctuality
67 %
Late on average 27 minutes
Early
0 %
On time
67 %
30 mins late
23 %
60 mins late
7 %
90 mins late
3 %
Canceled
0 %
On-Time Arrivals
Punctuality
97 %
Early on average 3 minutes
Early
70 %
On time
27 %
30 mins late
0 %
60 mins late
3 %
90 mins late
0 %
Canceled
0 %

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Frequently Asked Questions

  • What is the current status of flight ua731?

    Flight ua731 has not departed yet and is currently on schedule. Scheduled departure 5:25 PM, arrival 10:33 PM (updated Nov 12, 2026).
  • Flight ua731 has not departed yet and is currently on schedule. Scheduled departure is 5:25 PM, with arrival at 10:33 PM. Recheck gate and timing before you head to the airport.
  • Flight ua731 is scheduled to depart at 5:25 PM. The latest actual or estimated departure time is 5:25 PM, and the current status is Scheduled (updated Nov 12, 2026).
  • Flight ua731 is scheduled to arrive at 10:33 PM. The latest estimated or actual arrival time is 10:05 PM. Status is Scheduled as of Nov 12, 2026.
  • Flight ua731 is operated by United Airlines from Denver (DEN) to Buffalo (BUF). Typical flight time is about 3 hours8 minutes; operating days may include Thursday.
  • Track flight ua731 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 ua731 is delayed or canceled, first confirm the latest status here (Scheduled, updated Nov 12, 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.
  • Flight ua731 has not departed from Denver (DEN) yet and is currently on schedule for 5:25 PM.
  • Flight ua731 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: Buffalo Weather & Current Time

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Mostly cloudy
|
6°C - 12°C
Weather forecast for your arrival day
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2 hour time difference
Time on arrival: Denver 20:05 | Buffalo 22:05

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