| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 24 | PHL | IAD | 15:14 | 15:51 |
Landed
|
Track > |
| Jun 23 | PHL | IAD | 15:11 | 15:54 |
Landed
|
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| Jun 22 | PHL | IAD | 15:29 | 16:07 |
Landed
|
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| Jun 18 | PHL | IAD | 15:21 | 15:57 |
Landed
|
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| Jun 17 | PHL | IAD | 15:29 | 16:05 |
Landed
|
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| Jun 16 | PHL | IAD | 15:11 | 15:43 |
Landed
|
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| Jun 15 | PHL | IAD | 15:17 | 15:54 |
Landed
|
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| Jun 11 | PHL | IAD | 15:40 | 16:13 |
Landed
|
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| Jun 10 | PHL | IAD | 16:52 | 17:28 |
Delayed
|
Track > |
| Jun 09 | PHL | IAD | 15:17 | 15:50 |
Landed
|
Track > |
United Airlines Flight UA4538 connects Philadelphia, United States to Washington, United States, taking off from Philadelphia International Airport PHL and landing at Washington Dulles International Airport IAD.
How long is the UA4538 flight from Philadelphia to Washington?
The average flight time from Philadelphia to Washington is 36 minutes. The flight distance is 217 km / 135 miles and the average flight speed is 362 km/h / 225 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4538 Philadelphia to Washington?
The Airportia On-Time Performance Rating for United Airlines Flight UA4538 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA4538 flight?
The latest flight took off on Wednesday, June 24th, 2026 with the flight status being Landed on 15:51.
How else can the flight UA4538 be referenced as?
This United Airlines flight can also be referenced as UAL4538, UA 4538, UAL 4538.
How often is flight UA4538 delayed?
On average, 10% of all UA4538 flights are delayed. The average delay is 71 minutes.
Can I get compensation for my delayed or cancelled UA4538 flight or baggage issues?
If your UA4538 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 UA4538 Flight Tracker above for more details.
Other flights departing from Philadelphia PHL: AA6039, AA5110, AA1451, AA4720
Other flights arriving at Washington IAD: UA688, UA4833, UA4367, UA4819
All flights connecting Philadelphia PHL to Washington IAD.