| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Feb 28 | DTW | IAD | 14:51 | 15:53 |
Landed
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| Feb 25 | DTW | IAD | 19:56 | 20:53 |
Landed
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| Feb 24 | DTW | IAD | 19:43 | 20:43 |
Landed
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| Feb 22 | DTW | IAD | 15:01 | 16:16 |
Landed
|
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| Feb 21 | DTW | IAD | 14:38 | 15:39 |
Landed
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| Feb 15 | DTW | IAD | 14:46 | 16:02 |
Landed
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| Feb 14 | DTW | IAD | 14:44 | 15:49 |
Landed
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United Airlines Flight UA3521 connects Detroit, United States to Washington, United States, taking off from Detroit Metropolitan Wayne County Airport DTW and landing at Washington Dulles International Airport IAD.
How long is the UA3521 flight from Detroit to Washington?
The average flight time from Detroit to Washington is 1 hour and 5 minutes. The flight distance is 616 km / 383 miles and the average flight speed is 573 km/h / 356 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA3521 Detroit to Washington?
The Airportia On-Time Performance Rating for United Airlines Flight UA3521 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA3521 arriving at?
Flight UA3521 arrives at Washington Dulles International Airport (IAD) Terminal C.
When was the latest UA3521 flight?
The latest flight took off on Saturday, February 28th, 2026 with the flight status being Landed on 15:53.
How else can the flight UA3521 be referenced as?
This United Airlines flight can also be referenced as UAL3521, UA 3521, UAL 3521.
How often is flight UA3521 delayed?
On average, 14% of all UA3521 flights are delayed. The average delay is 1 minute.
Can I get compensation for my delayed or cancelled UA3521 flight or baggage issues?
If your UA3521 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 UA3521 Flight Tracker above for more details.
Flight UA3521 is code-shared by 2 airlines using the flight numbers AV2061, SN9059
Other flights departing from Detroit DTW: DL3836, DL5092, DL3912, OO3912
Other flights arriving at Washington IAD: UA2217, UA4327, UA4319, UA3619
All flights connecting Detroit DTW to Washington IAD.