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WN 4579 Seattle to Denver Flight Status

Southwest Airlines Flight WN4579 from Seattle Tacoma International Airport SEA to Denver International Airport DEN is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on September 29th, 2025.
Check the table below for WN4579's most recent flight history:

WN 4579 Flight Status & Schedule

Date Departure Arrival Status
Sep 29 15:13 18:27
Landed
Track >
Sep 28 16:28 19:43
Landed
Track >
Sep 27 15:57 19:15
Landed Late
Track >
Sep 26 15:23 18:28
Landed
Track >
Sep 25 15:10 18:25
Landed
Track >

Southwest Airlines WN 4579 Seattle to Denver Flight Information

Southwest Airlines Flight WN4579 connects Seattle, United States to Denver, United States, taking off from Seattle Tacoma International Airport SEA and landing at Denver International Airport DEN.

How long is the WN4579 flight from Seattle to Denver?

The average flight time from Seattle to Denver is 2 hours and 11 minutes. The flight distance is 1645 km / 1022 miles and the average flight speed is 750 km/h / 466 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4579 Seattle to Denver?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4579 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN4579 arriving at?

Flight WN4579 arrives at Denver International Airport (DEN) Terminal 1.

When was the latest WN4579 flight?

The latest flight took off on Tuesday, September 30th, 2025 with the flight status being Landed on 18:27.

How else can the flight WN4579 be referenced as?

This Southwest Airlines flight can also be referenced as SWA4579, WN 4579, SWA 4579.

How often is flight WN4579 delayed?

On average, 90% of all WN4579 flights are delayed. The average delay is 17 minutes.

Can I get compensation for my delayed or cancelled WN4579 flight or baggage issues?

If your WN4579 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 WN4579 Flight Tracker above for more details.

WN4579 and Seattle SEA to Denver DEN Flights

Other flights departing from Seattle SEA: AA3076, WN170, AS3277, AS3335

Other flights arriving at Denver DEN: WN1531, WN1550, WN3767, WN3877

All flights connecting Seattle SEA to Denver DEN.

WN4579 Southwest Airlines Flight: Seattle to Denver Route Map

WN4579 Southwest Airlines Flight Map: Seattle to Denver
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.