UA 4378 Norfolk to Washington Flight Status

United Airlines Flight UA4378 from Norfolk International Airport ORF to Washington Dulles International Airport IAD is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on January 5th, 2026.
Check the table below for UA4378's most recent flight history:

UA 4378 Flight Status & Schedule

Date Departure Arrival Status
Jan 05 10:53 11:40
Landed
Track >
Jan 01 11:15 11:54
Landed
Track >

United Airlines UA 4378 Norfolk to Washington Flight Information

United Airlines Flight UA4378 connects Norfolk, United States to Washington, United States, taking off from Norfolk International Airport ORF and landing at Washington Dulles International Airport IAD.

How long is the UA4378 flight from Norfolk to Washington?

The average flight time from Norfolk to Washington is 43 minutes. The flight distance is 254 km / 158 miles and the average flight speed is 357 km/h / 222 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA4378 Norfolk to Washington?

The Airportia On-Time Performance Rating for United Airlines Flight UA4378 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA4378 arriving at?

Flight UA4378 arrives at Washington Dulles International Airport (IAD) Terminal M.

When was the latest UA4378 flight?

The latest flight took off on Monday, January 5th, 2026 with the flight status being Landed on 11:40.

How else can the flight UA4378 be referenced as?

This United Airlines flight can also be referenced as UAL4378, UA 4378, UAL 4378.

How often is flight UA4378 delayed?

On average, 0% of all UA4378 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled UA4378 flight or baggage issues?

If your UA4378 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 UA4378 Flight Tracker above for more details.

UA4378 and Norfolk ORF to Washington IAD Flights

Flight UA4378 is code-shared by 3 airlines using the flight numbers AC4750, AV2083, CM2255

Other flights departing from Norfolk ORF: MX704, WN933, UA3662, WN2287

Other flights arriving at Washington IAD: UA4170, UA3452, UA3586, UA4491

All flights connecting Norfolk ORF to Washington IAD.

UA4378 United Airlines Flight: Norfolk to Washington Route Map

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.