Are you looking for the June 4th, 2026 UA 3671 Montreal to Washington flight? Click here to go to our UA3671 Montreal to Washington Flight Status page >

UA 3671 Washington to Buffalo Flight Status

United Airlines Flight UA3671 from Washington Dulles International Airport IAD to Buffalo Niagara International Airport BUF is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on September 24th, 2025.
Check the table below for UA3671's most recent flight history:

UA 3671 Flight Status & Schedule

Date Departure Arrival Status
Sep 24 17:52 18:39
Landed
Track >
Sep 20 17:57 18:45
Landed
Track >
Sep 19 18:42 19:28
Landed Late
Track >
Sep 18 18:09 19:02
Landed
Track >
Sep 17 18:55 19:44
Landed Late
Track >

United Airlines UA 3671 Washington to Buffalo Flight Information

United Airlines Flight UA3671 connects Washington, United States to Buffalo, United States, taking off from Washington Dulles International Airport IAD and landing at Buffalo Niagara International Airport BUF.

How long is the UA3671 flight from Washington to Buffalo?

The average flight time from Washington to Buffalo is 48 minutes. The flight distance is 457 km / 284 miles and the average flight speed is 566 km/h / 352 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA3671 Washington to Buffalo?

The Airportia On-Time Performance Rating for United Airlines Flight UA3671 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA3671 arriving at?

Flight UA3671 arrives at Buffalo Niagara International Airport (BUF) Terminal M.

When was the latest UA3671 flight?

The latest flight took off on Wednesday, September 24th, 2025 with the flight status being Landed on 18:39.

How else can the flight UA3671 be referenced as?

This United Airlines flight can also be referenced as UAL3671, UA 3671, UAL 3671.

How often is flight UA3671 delayed?

On average, 40% of all UA3671 flights are delayed. The average delay is 32 minutes.

Can I get compensation for my delayed or cancelled UA3671 flight or baggage issues?

If your UA3671 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 UA3671 Flight Tracker above for more details.

United Airlines UA3671 News

UA3671 and Washington IAD to Buffalo BUF Flights

Flight UA3671 is code-shared by 4 airlines using the flight numbers AV2042, CM2142, LH7566, SN8933

Other flights departing from Washington IAD: UA2065, UA2349, UA6103, UA1728

Other flights arriving at Buffalo BUF: WN1506, AA5951, WN1178, WN1402

All flights connecting Washington IAD to Buffalo BUF.

UA3671 United Airlines Flight: Washington to Buffalo Route Map

UA3671 United Airlines Flight Map: Washington to Buffalo
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.