| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 17 | IAD | BUF | 09:07 | 10:04 |
Landed Late
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| Aug 16 | IAD | BUF | 08:30 | 09:17 |
Landed
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| Aug 13 | IAD | BUF | 08:41 | 09:31 |
Landed
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| Aug 10 | IAD | BUF | 08:41 | 09:31 |
Landed
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| Aug 09 | IAD | BUF | 08:40 | 09:28 |
Landed
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| Aug 06 | IAD | BUF | 08:57 | 09:42 |
Landed
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| Aug 03 | IAD | BUF | 08:55 | 09:43 |
Landed
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| Aug 02 | IAD | BUF | 08:43 | 09:32 |
Landed
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United Airlines Flight UA4331 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 UA4331 flight from Washington to Buffalo?
The average flight time from Washington to Buffalo is 49 minutes. The flight distance is 457 km / 284 miles and the average flight speed is 559 km/h / 347 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4331 Washington to Buffalo?
The Airportia On-Time Performance Rating for United Airlines Flight UA4331 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA4331 arriving at?
Flight UA4331 arrives at Buffalo Niagara International Airport (BUF) Terminal A.
When was the latest UA4331 flight?
The latest flight took off on Sunday, August 17th, 2025 with the flight status being Landed on 10:04.
How else can the flight UA4331 be referenced as?
This United Airlines flight can also be referenced as UAL4331, UA 4331, UAL 4331.
How often is flight UA4331 delayed?
On average, 12% of all UA4331 flights are delayed. The average delay is 18 minutes.
Can I get compensation for my delayed or cancelled UA4331 flight or baggage issues?
If your UA4331 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 UA4331 Flight Tracker above for more details.
Flight UA4331 is code-shared by 1 airline using the flight number CM1239
Other flights departing from Washington IAD: UA222, UA4543, MX634, UA4444
Other flights arriving at Buffalo BUF: UA225, UA4183, UA3668, SY1057
All flights connecting Washington IAD to Buffalo BUF.
