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WN4521 Flight Status Southwest Airlines: Denver to Dallas (SWA4521)

WN 4521 Denver to Dallas Flight Status

Southwest Airlines Flight WN4521 from Denver International Airport DEN to Dallas Love Field Airport DAL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on February 28th, 2026.
Check the table below for WN4521's most recent flight history:

WN 4521 Flight Status & Schedule

Date Departure Arrival Status
Feb 28 15:35 17:58
Landed
 Track >
Feb 21 15:37 17:57
Landed
 Track >
Feb 14 15:41 18:13
Landed
 Track >
< All DEN Departures All DAL Arrivals >

Southwest Airlines WN 4521 Denver to Dallas Flight Information

Southwest Airlines Flight WN4521 connects Denver, United States to Dallas, United States, taking off from Denver International Airport DEN and landing at Dallas Love Field Airport DAL.

How long is the WN4521 flight from Denver to Dallas?

The average flight time from Denver to Dallas is 1 hour and 25 minutes. The flight distance is 1047 km / 651 miles and the average flight speed is 742 km/h / 461 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4521 Denver to Dallas?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4521 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN4521 arriving at?

Flight WN4521 arrives at Dallas Love Field Airport (DAL) Terminal 1.

When was the latest WN4521 flight?

The latest flight took off on Sunday, March 1st, 2026 with the flight status being Landed on 17:58.

How else can the flight WN4521 be referenced as?

This Southwest Airlines flight can also be referenced as SWA4521, WN 4521, SWA 4521.

How often is flight WN4521 delayed?

On average, 33% of all WN4521 flights are delayed. The average delay is 3 minutes.

Can I get compensation for my delayed or cancelled WN4521 flight or baggage issues?

If your WN4521 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 WN4521 Flight Tracker above for more details.

WN4521 and Denver DEN to Dallas DAL Flights

Other flights departing from Denver DEN: WN1541, WN1983, UA6076, WN2927

Other flights arriving at Dallas DAL: WN435, WN222, WN2818, WN4201

All flights connecting Denver DEN to Dallas DAL.

WN4521 Southwest Airlines Flight: Denver to Dallas Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: EK2766 6G4486 R51405 SY8935 UP713 S43247 U23624 8R7524 TO913 5H913
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.