UA 4539 Washington to Philadelphia Flight Status

United Airlines Flight UA4539 from Washington Dulles International Airport IAD to Philadelphia International Airport PHL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on October 24th, 2025.
Check the table below for UA4539's most recent flight history:

UA 4539 Flight Status & Schedule

Date Departure Arrival Status
Oct 24 18:10 18:49
Landed
Track >
Oct 23 18:08 18:44
Landed
Track >
Oct 22 18:09 18:43
Landed
Track >
Oct 21 18:05 18:41
Landed
Track >
Oct 20 18:19 18:58
Landed
Track >

United Airlines UA 4539 Washington to Philadelphia Flight Information

United Airlines Flight UA4539 connects Washington, United States to Philadelphia, United States, taking off from Washington Dulles International Airport IAD and landing at Philadelphia International Airport PHL.

How long is the UA4539 flight from Washington to Philadelphia?

The average flight time from Washington to Philadelphia is 35 minutes. The flight distance is 217 km / 135 miles and the average flight speed is 363 km/h / 226 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA4539 Washington to Philadelphia?

The Airportia On-Time Performance Rating for United Airlines Flight UA4539 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA4539 arriving at?

Flight UA4539 arrives at Philadelphia International Airport (PHL) Terminal D.

When was the latest UA4539 flight?

The latest flight took off on Friday, October 24th, 2025 with the flight status being Landed on 18:49.

How else can the flight UA4539 be referenced as?

This United Airlines flight can also be referenced as UAL4539, UA 4539, UAL 4539.

How often is flight UA4539 delayed?

On average, 20% of all UA4539 flights are delayed. The average delay is 29 minutes.

Can I get compensation for my delayed or cancelled UA4539 flight or baggage issues?

If your UA4539 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 UA4539 Flight Tracker above for more details.

UA4539 and Washington IAD to Philadelphia PHL Flights

Flight UA4539 is code-shared by 4 airlines using the flight numbers AC3619, AV2240, CM1299, SN8954

Other flights departing from Washington IAD: UA1030, UA543, UA3517, UA3585

Other flights arriving at Philadelphia PHL: AA1140, NK870, B62202, WN3864

All flights connecting Washington IAD to Philadelphia PHL.

UA4539 United Airlines Flight: Washington to Philadelphia Route Map

UA4539 United Airlines Flight Map: Washington to Philadelphia
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.