UA731 Flight Status United Airlines: Denver to Buffalo (UAL731)

United Airlines UA 731

Cancelled

DEN Denver

Scheduled
17:25

Gate: A22

Departure: Fri, Nov 13, 2026 · local time MST

Denver International Airport (DEN)

All DEN Departures >

BUF Buffalo

Scheduled
22:33

Gate: 12

Arrival: Fri, Nov 13, 2026 · local time EST

Buffalo Niagara International Airport (BUF)

All BUF Arrivals >

This flight is cancelled.

Route map DEN to BUF Map of the great-circle route from Denver International Airport, United States to Buffalo Niagara International Airport, United States, 2182 km. The plane shows an estimated position based on departure and arrival times. Map data: Natural Earth. UNITED STATES DEN BUF Map data: Natural Earth

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Distance: 2182 km / 1356 miles · Scheduled Duration: 03:08 · Typical Duration: 02:45

UA 731 Flight Status & Schedule United Airlines Denver to Buffalo

Date From To Departure Arrival Status Details
Nov 13 DEN BUF 17:25 22:33 Cancelled Track >
Nov 12 DEN BUF 17:32 22:18 Landed Track >
Nov 11 DEN BUF 18:39 23:17 Delayed Track >
Nov 10 DEN BUF 17:49 22:30 Landed Track >
Nov 09 DEN BUF 17:44 22:28 Landed Track >
Nov 08 DEN BUF 18:03 22:48 Landed Late Track >
Nov 07 DEN BUF 17:35 22:25 Landed Track >
Nov 06 DEN BUF 17:57 22:40 Landed Track >
Nov 05 DEN BUF 17:57 22:38 Landed Track >
Nov 04 DEN BUF 17:40 22:29 Landed Track >

United Airlines operates UA 731 from Denver to Buffalo, a 2,182 km (1,356 mi) trip, six times a week (Monday, Tuesday, Wednesday, Thursday, Friday and Sunday). With 3 h 8 min in the timetable and a usual flight time of about 2 h 45 min, it often makes up time. Yesterday's flight was cancelled.

< All Denver DEN Departures All Buffalo BUF Arrivals >

About UA 731

United Airlines Flight UA731 connects Denver, United States to Buffalo, United States, taking off from Denver International Airport DEN and landing at Buffalo Niagara International Airport BUF.

Route
Denver International Airport DEN to Buffalo Niagara International Airport BUF
Distance
2,182 km (1,356 mi)
Typical flight time
2 h 45 min
Flies
Mon, Tue, Wed, Thu, Fri, Sun
On time
7 of the last 9
Average delay when late
15 min

UA 731 FAQ

How long is the UA731 flight from Denver to Buffalo?
The timetable allows 3 h 8 min. Denver to Buffalo is 2,182 km (1,356 mi).
How often is UA731 from Denver to Buffalo late?
1 of the last 9 flights arrived 15 or more minutes late and 1 was cancelled; when late, by 15 minutes on average.
When was the latest UA731 flight from Denver to Buffalo?
The latest UA731 was the 17:25 (local time) departure from Denver on 13 November 2026; it was cancelled.
Which days does UA731 fly from Denver to Buffalo?
Six times a week: Monday, Tuesday, Wednesday, Thursday, Friday and Sunday, based on the schedule of the last 7 days.
What other flight numbers does UA731 have?
Also listed as UAL731 (United Airlines' ICAO code) and UA 731.

UA731 and Denver DEN to Buffalo BUF Flights

Other flights departing from Denver DEN: LH447, UA645, OO5334, OO5762

Other flights arriving at Buffalo BUF: AA2401, AA1073, AA2429, AA4743

All flights connecting Denver DEN to Buffalo BUF.