| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Oct 25 | BUF | IAD | 19:48 | 20:38 |
Landed
|
Track > |
| Oct 24 | BUF | IAD | 19:58 | 20:54 |
Landed
|
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| Oct 23 | BUF | IAD | 19:48 | 20:36 |
Landed
|
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| Oct 22 | BUF | IAD | 19:46 | 20:35 |
Landed
|
Track > |
| Oct 21 | BUF | IAD | 19:54 | 20:51 |
Landed
|
Track > |
| Oct 20 | BUF | IAD | 19:52 | 20:41 |
Landed
|
Track > |
| Oct 19 | BUF | IAD | 19:52 | 20:53 |
Landed
|
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| Oct 18 | BUF | IAD | 19:56 | 20:46 |
Landed
|
Track > |
| Oct 17 | BUF | IAD | 20:45 | 21:37 |
Landed Late
|
Track > |
| Oct 16 | BUF | IAD | 19:55 | 20:42 |
Landed
|
Track > |
United Airlines Flight UA4172 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 UA4172 flight from Buffalo to Washington?
The average flight time from Buffalo to Washington is 51 minutes. The flight distance is 457 km / 284 miles and the average flight speed is 531 km/h / 330 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4172 Buffalo to Washington?
The Airportia On-Time Performance Rating for United Airlines Flight UA4172 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA4172 flight?
The latest flight took off on Sunday, October 26th, 2025 with the flight status being Landed on 20:38.
How else can the flight UA4172 be referenced as?
This United Airlines flight can also be referenced as UAL4172, UA 4172, UAL 4172.
How often is flight UA4172 delayed?
On average, 10% of all UA4172 flights are delayed. The average delay is 30 minutes.
Can I get compensation for my delayed or cancelled UA4172 flight or baggage issues?
If your UA4172 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 UA4172 Flight Tracker above for more details.
Flight UA4172 is code-shared by 3 airlines using the flight numbers AV2044, CM2148, LH7611
Other flights departing from Buffalo BUF: WN2965, AA1486, UA4180, F93261
Other flights arriving at Washington IAD: UA6147, UA1922, UA4525, UA4345
All flights connecting Buffalo BUF to Washington IAD.
