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WN 4280 Phoenix to Washington Flight Status

Southwest Airlines Flight WN4280 from Phoenix Sky Harbor International Airport PHX to Washington Dulles International Airport IAD is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on October 26th, 2025.
Check the table below for WN4280's most recent flight history:

WN 4280 Flight Status & Schedule

Date Departure Arrival Status
Oct 26 10:58 17:49
Landed
Track >
Oct 19 11:07 18:17
Landed Late
Track >
Oct 12 12:48 19:30
Delayed
Track >
Oct 05 10:57 17:42
Landed
Track >

Southwest Airlines WN 4280 Phoenix to Washington Flight Information

Southwest Airlines Flight WN4280 connects Phoenix, United States to Washington, United States, taking off from Phoenix Sky Harbor International Airport PHX and landing at Washington Dulles International Airport IAD.

How long is the WN4280 flight from Phoenix to Washington?

The average flight time from Phoenix to Washington is 3 hours and 52 minutes. The flight distance is 3141 km / 1952 miles and the average flight speed is 814 km/h / 506 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4280 Phoenix to Washington?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4280 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN4280 arriving at?

Flight WN4280 arrives at Washington Dulles International Airport (IAD) Terminal S.

When was the latest WN4280 flight?

The latest flight took off on Sunday, October 26th, 2025 with the flight status being Landed on 17:49.

How else can the flight WN4280 be referenced as?

This Southwest Airlines flight can also be referenced as SWA4280, WN 4280, SWA 4280.

How often is flight WN4280 delayed?

On average, 50% of all WN4280 flights are delayed. The average delay is 63 minutes.

Can I get compensation for my delayed or cancelled WN4280 flight or baggage issues?

If your WN4280 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 WN4280 Flight Tracker above for more details.

WN4280 and Phoenix PHX to Washington IAD Flights

Other flights departing from Phoenix PHX: AA3022, AA540, AA1756, AA1837

Other flights arriving at Washington IAD: AA1863, G43104, G42779, AA1908

All flights connecting Phoenix PHX to Washington IAD.

WN4280 Southwest Airlines Flight: Phoenix to Washington Route Map

WN4280 Southwest Airlines Flight Map: Phoenix 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.