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UA3520 Flight Status United Airlines: Buffalo to Washington (UAL3520)

Are you looking for the June 4th, 2026 UA 3520 Raleigh-Durham to Washington flight? Click here to go to our UA3520 Raleigh-Durham to Washington Flight Status page >

UA 3520 Buffalo to Washington Flight Status

United Airlines Flight UA3520 from Buffalo Niagara International Airport BUF to Washington Dulles International Airport IAD is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on January 4th, 2026.
Check the table below for UA3520's most recent flight history:

UA 3520 Flight Status & Schedule

Date Departure Arrival Status
Jan 04 10:54 11:42
Landed
 Track >
Jan 03 10:53 11:43
Landed
 Track >
Dec 28 10:48 11:42
Landed
 Track >
< All BUF Departures All IAD Arrivals >

United Airlines UA 3520 Buffalo to Washington Flight Information

United Airlines Flight UA3520 connects Buffalo, United States to Washington, United States, taking off from Buffalo Niagara International Airport BUF and landing at Washington Dulles International Airport IAD.

How long is the UA3520 flight from Buffalo to Washington?

The average flight time from Buffalo to Washington is 50 minutes. The flight distance is 457 km / 284 miles and the average flight speed is 542 km/h / 337 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA3520 Buffalo to Washington?

The Airportia On-Time Performance Rating for United Airlines Flight UA3520 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest UA3520 flight?

The latest flight took off on Sunday, January 4th, 2026 with the flight status being Landed on 11:42.

How else can the flight UA3520 be referenced as?

This United Airlines flight can also be referenced as UAL3520, UA 3520, UAL 3520.

How often is flight UA3520 delayed?

On average, 0% of all UA3520 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled UA3520 flight or baggage issues?

If your UA3520 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 UA3520 Flight Tracker above for more details.

UA3520 and Buffalo BUF to Washington IAD Flights

Flight UA3520 is code-shared by 2 airlines using the flight numbers AV2043, CM2149

Other flights departing from Buffalo BUF: WN2936, WN2140, DL5526, WN1453

Other flights arriving at Washington IAD: UA4170, UA3452, UA6121, UA4491

All flights connecting Buffalo BUF to Washington IAD.

UA3520 United Airlines Flight: Buffalo to Washington Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: WN4911 GW3432 F59720 OB440 ES820 F93553 J9852 UT590 QS6254 TK5329
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.