| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| May 21 | BUF | IAD | 07:41 | 08:31 |
Delayed
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United Airlines Flight UA3984 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 UA3984 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 548 km/h / 340 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA3984 Buffalo to Washington?
The Airportia On-Time Performance Rating for United Airlines Flight UA3984 is 4/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA3984 flight?
The latest flight took off on Thursday, May 21st, 2026 with the flight status being En-Route on 08:31.
How else can the flight UA3984 be referenced as?
This United Airlines flight can also be referenced as UAL3984, UA 3984, UAL 3984.
How often is flight UA3984 delayed?
On average, 100% of all UA3984 flights are delayed. The average delay is 63 minutes.
Can I get compensation for my delayed or cancelled UA3984 flight or baggage issues?
If your UA3984 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 UA3984 Flight Tracker above for more details.
Flight UA3984 is code-shared by 1 airline using the flight number CM1075
Other flights departing from Buffalo BUF: WN2345, UA3420, WN939, DL4639
Other flights arriving at Washington IAD: UA393, UA6192, UA4861, UA4922
All flights connecting Buffalo BUF to Washington IAD.