| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 01 | ROC | IAD | 15:08 | 15:56 |
Landed
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Track > |
| Jun 30 | ROC | IAD | 15:24 | 16:11 |
Landed
|
Track > |
| Jun 28 | ROC | IAD | 15:12 | 16:12 |
Landed
|
Track > |
| Jun 26 | ROC | IAD | 15:22 | 16:10 |
Landed
|
Track > |
| Jun 25 | ROC | IAD | 15:05 | 15:55 |
Landed
|
Track > |
United Airlines Flight UA4521 connects Rochester, United States to Washington, United States, taking off from Rochester International Airport ROC and landing at Washington Dulles International Airport IAD.
How long is the UA4521 flight from Rochester to Washington?
The average flight time from Rochester to Washington is 50 minutes. The flight distance is 464 km / 288 miles and the average flight speed is 555 km/h / 345 mph.
How many UA4521 flights are operated per week?
4 flights per week. The flight UA4521 is operated on Tuesday, Wednesday, Friday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA4521 Rochester to Washington?
The Airportia On-Time Performance Rating for United Airlines Flight UA4521 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA4521 flight?
The latest flight took off on Wednesday, July 1st, 2026 with the flight status being Landed on 15:56.
How else can the flight UA4521 be referenced as?
This United Airlines flight can also be referenced as UAL4521, UA 4521, UAL 4521.
How often is flight UA4521 delayed?
On average, 0% of all UA4521 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled UA4521 flight or baggage issues?
If your UA4521 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 UA4521 Flight Tracker above for more details.
Flight UA4521 is code-shared by 3 airlines using the flight numbers LH8979, OS7820, SN8977
Other flights departing from Rochester ROC: DL5340, WN400, AA5907, UA3580
Other flights arriving at Washington IAD: UA1576, UA780, UA4387, UA6265
All flights connecting Rochester ROC to Washington IAD.