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UA4540 Flight Status United Airlines: Raleigh-Durham to Washington (UAL4540)

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UA 4540 Raleigh-Durham to Washington Flight Status

United Airlines Flight UA4540 from Raleigh-Durham International Airport RDU to Washington Dulles International Airport IAD is not scheduled for today July 18th, 2026.
The last time the flight was scheduled was on March 28th, 2026.
Check the table below for UA4540's most recent flight history:

UA 4540 Flight Status & Schedule

Date Departure Arrival Status
Mar 28 15:05 15:43
Landed
 Track >
Mar 21 15:16 15:56
Landed
 Track >
Mar 14 15:28 16:06
Landed
 Track >
Mar 07 15:07 15:52
Landed
 Track >
< All RDU Departures All IAD Arrivals >

United Airlines UA 4540 Raleigh-Durham to Washington Flight Information

United Airlines Flight UA4540 connects Raleigh-Durham, United States to Washington, United States, taking off from Raleigh-Durham International Airport RDU and landing at Washington Dulles International Airport IAD.

How long is the UA4540 flight from Raleigh-Durham to Washington?

The average flight time from Raleigh-Durham to Washington is 40 minutes. The flight distance is 361 km / 224 miles and the average flight speed is 541 km/h / 336 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA4540 Raleigh-Durham to Washington?

The Airportia On-Time Performance Rating for United Airlines Flight UA4540 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA4540 arriving at?

Flight UA4540 arrives at Washington Dulles International Airport (IAD) Terminal S.

When was the latest UA4540 flight?

The latest flight took off on Saturday, March 28th, 2026 with the flight status being Landed on 15:43.

How else can the flight UA4540 be referenced as?

This United Airlines flight can also be referenced as UAL4540, UA 4540, UAL 4540.

How often is flight UA4540 delayed?

On average, 0% of all UA4540 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled UA4540 flight or baggage issues?

If your UA4540 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 UA4540 Flight Tracker above for more details.

UA4540 and Raleigh-Durham RDU to Washington IAD Flights

Flight UA4540 is code-shared by 4 airlines using the flight numbers AC3396, LH8831, OS7824, SN8987

Other flights departing from Raleigh-Durham RDU: UA606, AA1897, AA2693, AA5287

Other flights arriving at Washington IAD: UA3456, UA4279, UA3605, UA4309

All flights connecting Raleigh-Durham RDU to Washington IAD.

UA4540 United Airlines Flight: Raleigh-Durham to Washington Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: B68651 WS4298 MV5605 WS4299 XQ998 SF6192 ZT94 HV3733 B68403 SY9244
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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.