| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 03 | IAD | CVG | 22:17 | 23:59 |
Scheduled
|
Track > |
| Jun 02 | IAD | CVG | 22:29 | 23:25 |
Landed
|
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| Jun 01 | IAD | CVG | 22:28 | 23:27 |
Landed
|
Track > |
| May 31 | IAD | CVG | 22:33 | 23:37 |
Landed
|
Track > |
| May 30 | IAD | CVG | 22:30 | 23:30 |
Landed
|
Track > |
| May 29 | IAD | CVG | 22:30 | 23:31 |
Landed
|
Track > |
| May 28 | IAD | CVG | 22:25 | 23:27 |
Landed
|
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| May 27 | IAD | CVG | 22:32 | 23:45 |
Landed
|
Track > |
| May 26 | IAD | CVG | 22:25 | 23:32 |
Landed
|
Track > |
| May 25 | IAD | CVG | 22:55 | 00:08 |
Landed
|
Track > |
United Airlines Flight UA3521 connects Washington, United States to Cincinnati, United States, taking off from Washington Dulles International Airport IAD and landing at Cincinnati Northern Kentucky International Airport CVG.
How long is the UA3521 flight from Washington to Cincinnati?
The average flight time from Washington to Cincinnati is 1 hour and 3 minutes. The flight distance is 623 km / 387 miles and the average flight speed is 567 km/h / 352 mph.
How many UA3521 flights are operated per week?
7 flights per week. The flight UA3521 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA3521 Washington to Cincinnati?
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 Cincinnati Northern Kentucky International Airport (CVG) Terminal 3.
When was the latest UA3521 flight?
The latest flight took off on Thursday, June 4th, 2026 with the flight status being Scheduled on 23:59.
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, 10% of all UA3521 flights are delayed. The average delay is 9 minutes.
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.
Other flights departing from Washington IAD: UA978, UA3997, LH415, UA126
Other flights arriving at Cincinnati CVG: UA2148, AA4776, AA626, DL2395
All flights connecting Washington IAD to Cincinnati CVG.
