| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Apr 29 | PWM | IAD | 20:51 | 22:15 |
Landed Late
|
Track > |
| Apr 28 | PWM | IAD | 19:27 | 20:49 |
Landed
|
Track > |
| Apr 27 | PWM | IAD | 19:33 | 20:44 |
Landed
|
Track > |
| Apr 26 | PWM | IAD | 19:40 | 21:05 |
Landed
|
Track > |
| Apr 25 | PWM | IAD | 19:52 | 21:20 |
Landed
|
Track > |
| Apr 24 | PWM | IAD | 20:44 | 22:01 |
Landed Late
|
Track > |
| Apr 23 | PWM | IAD | 19:39 | 21:05 |
Landed
|
Track > |
| Apr 22 | PWM | IAD | 19:41 | 21:08 |
Landed
|
Track > |
| Apr 21 | PWM | IAD | 19:30 | 20:46 |
Landed
|
Track > |
| Apr 20 | PWM | IAD | 19:56 | 21:18 |
Landed
|
Track > |
United Airlines Flight UA4578 connects Portland, United States to Washington, United States, taking off from Portland International Jetport PWM and landing at Washington Dulles International Airport IAD.
How long is the UA4578 flight from Portland to Washington?
The average flight time from Portland to Washington is 1 hour and 21 minutes. The flight distance is 793 km / 493 miles and the average flight speed is 584 km/h / 363 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4578 Portland to Washington?
The Airportia On-Time Performance Rating for United Airlines Flight UA4578 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA4578 flight?
The latest flight took off on Thursday, April 30th, 2026 with the flight status being Landed on 22:15.
How else can the flight UA4578 be referenced as?
This United Airlines flight can also be referenced as UAL4578, UA 4578, UAL 4578.
How often is flight UA4578 delayed?
On average, 20% of all UA4578 flights are delayed. The average delay is 39 minutes.
Can I get compensation for my delayed or cancelled UA4578 flight or baggage issues?
If your UA4578 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 UA4578 Flight Tracker above for more details.
Other flights departing from Portland PWM: UA6013, UA4572, A81547, DL418
Other flights arriving at Washington IAD: UA2740, UA3671, UA3709, DL3910
All flights connecting Portland PWM to Washington IAD.