| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 04 | IAD | BUF | 12:41 | 13:29 |
Unknown
|
Track > |
| Mar 03 | IAD | BUF | 12:55 | 13:41 |
Landed
|
Track > |
| Mar 02 | IAD | BUF | 12:52 | 13:40 |
Unknown
|
Track > |
| Mar 01 | IAD | BUF | 12:57 | 13:49 |
Landed
|
Track > |
| Feb 27 | IAD | BUF | 12:54 | 13:49 |
Landed
|
Track > |
| Feb 26 | IAD | BUF | 13:13 | 14:04 |
Landed
|
Track > |
| Feb 25 | IAD | BUF | 12:58 | 13:50 |
Landed
|
Track > |
| Feb 24 | IAD | BUF | 14:30 | 15:22 |
Delayed
|
Track > |
| Feb 23 | IAD | BUF | 17:45 | 14:13 |
Unknown
|
Track > |
| Feb 22 | IAD | BUF | 13:08 | 13:53 |
Landed
|
Track > |
United Airlines Flight UA4455 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 UA4455 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 526 km/h / 327 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4455 Washington to Buffalo?
The Airportia On-Time Performance Rating for United Airlines Flight UA4455 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA4455 flight?
The latest flight took off on Wednesday, March 4th, 2026 with the flight status being Unknown on 13:29.
How else can the flight UA4455 be referenced as?
This United Airlines flight can also be referenced as UAL4455, UA 4455, UAL 4455.
How often is flight UA4455 delayed?
On average, 10% of all UA4455 flights are delayed. The average delay is 69 minutes.
Can I get compensation for my delayed or cancelled UA4455 flight or baggage issues?
If your UA4455 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 UA4455 Flight Tracker above for more details.
Other flights departing from Washington IAD: DL5081, UA649, UA6211, UA3635
Other flights arriving at Buffalo BUF: AA5213, WN2777, WN1268, WN719
All flights connecting Washington IAD to Buffalo BUF.