UA 4373 Greensboro to Washington Flight Status

United Airlines Flight UA4373 from Greensboro Piedmont Triad International Airport GSO 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 UA4373's most recent flight history:

UA 4373 Flight Status & Schedule

Date Departure Arrival Status
Jan 05 11:28 12:18
Landed Late
Track >
Jan 04 11:00 11:46
Landed
Track >
Jan 03 10:39 11:20
Landed
Track >
Jan 02 10:32 11:14
Landed
Track >
Jan 01 10:56 11:39
Landed
Track >

United Airlines UA 4373 Greensboro to Washington Flight Information

United Airlines Flight UA4373 connects Greensboro, United States to Washington, United States, taking off from Greensboro Piedmont Triad International Airport GSO and landing at Washington Dulles International Airport IAD.

How long is the UA4373 flight from Greensboro to Washington?

The average flight time from Greensboro to Washington is 46 minutes. The flight distance is 385 km / 239 miles and the average flight speed is 462 km/h / 287 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA4373 Greensboro to Washington?

The Airportia On-Time Performance Rating for United Airlines Flight UA4373 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA4373 arriving at?

Flight UA4373 arrives at Washington Dulles International Airport (IAD) Terminal M.

When was the latest UA4373 flight?

The latest flight took off on Monday, January 5th, 2026 with the flight status being Landed on 12:18.

How else can the flight UA4373 be referenced as?

This United Airlines flight can also be referenced as UAL4373, UA 4373, UAL 4373.

How often is flight UA4373 delayed?

On average, 20% of all UA4373 flights are delayed. The average delay is 17 minutes.

Can I get compensation for my delayed or cancelled UA4373 flight or baggage issues?

If your UA4373 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 UA4373 Flight Tracker above for more details.

UA4373 and Greensboro GSO to Washington IAD Flights

Flight UA4373 is code-shared by 2 airlines using the flight numbers AC4688, AV2065

Other flights departing from Greensboro GSO: UA5507, AA5785, AA4208, AA5884

Other flights arriving at Washington IAD: UA1709, UA6258, UA3704, UA6235

All flights connecting Greensboro GSO to Washington IAD.

UA4373 United Airlines Flight: Greensboro to Washington Route Map

UA4373 United Airlines Flight Map: Greensboro to Washington
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.