| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 04 | IAD | PWM | 19:15 | 18:51 |
En-Route
|
Track > |
| Jan 02 | IAD | PWM | 17:26 | 18:49 |
Landed
|
Track > |
| Jan 01 | IAD | PWM | 17:55 | 19:09 |
Delayed
|
Track > |
| Dec 31 | IAD | PWM | 18:20 | 19:34 |
Landed Late
|
Track > |
| Dec 30 | IAD | PWM | 18:47 | 20:01 |
Delayed
|
Track > |
| Dec 29 | IAD | PWM | 20:25 | 18:51 |
En-Route
|
Track > |
| Dec 28 | IAD | PWM | 17:21 | 18:32 |
Landed
|
Track > |
| Dec 26 | IAD | PWM | 18:11 | 19:25 |
Delayed
|
Track > |
| Dec 25 | IAD | PWM | 17:25 | 18:45 |
Landed
|
Track > |
| Dec 24 | IAD | PWM | 17:21 | 18:43 |
Landed
|
Track > |
United Airlines Flight UA4556 connects Washington, United States to Portland, United States, taking off from Washington Dulles International Airport IAD and landing at Portland International Jetport PWM.
How long is the UA4556 flight from Washington to Portland?
The average flight time from Washington to Portland is 1 hour and 16 minutes. The flight distance is 793 km / 493 miles and the average flight speed is 593 km/h / 369 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4556 Washington to Portland?
The Airportia On-Time Performance Rating for United Airlines Flight UA4556 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA4556 flight?
The latest flight took off on Sunday, January 4th, 2026 with the flight status being En-Route on 18:51.
How else can the flight UA4556 be referenced as?
This United Airlines flight can also be referenced as UAL4556, UA 4556, UAL 4556.
How often is flight UA4556 delayed?
On average, 40% of all UA4556 flights are delayed. The average delay is 41 minutes.
Can I get compensation for my delayed or cancelled UA4556 flight or baggage issues?
If your UA4556 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 UA4556 Flight Tracker above for more details.
Flight UA4556 is code-shared by 2 airlines using the flight numbers AV2093, CM1303
Other flights departing from Washington IAD: UA3719, UA4484, UA4255, UA6170
Other flights arriving at Portland PWM: UA4448, AA5816, UA3655, DL2138
All flights connecting Washington IAD to Portland PWM.