WN 4251 Seattle to Dallas Flight Status

Southwest Airlines Flight WN4251 from Seattle Tacoma International Airport SEA to Dallas Love Field Airport DAL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on October 1st, 2025.
Check the table below for WN4251's most recent flight history:

WN 4251 Flight Status & Schedule

Date Departure Arrival Status
Oct 01 12:57 18:16
Landed
Track >
Sep 30 12:49 18:13
Landed
Track >
Sep 29 14:19 20:03
Landed
Track >
Sep 28 12:37 18:07
Landed Late
Track >
Sep 27 11:05 16:35
Landed
Track >

Southwest Airlines WN 4251 Seattle to Dallas Flight Information

Southwest Airlines Flight WN4251 connects Seattle, United States to Dallas, United States, taking off from Seattle Tacoma International Airport SEA and landing at Dallas Love Field Airport DAL.

How long is the WN4251 flight from Seattle to Dallas?

The average flight time from Seattle to Dallas is 3 hours and 28 minutes. The flight distance is 2684 km / 1668 miles and the average flight speed is 776 km/h / 482 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4251 Seattle to Dallas?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4251 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN4251 arriving at?

Flight WN4251 arrives at Dallas Love Field Airport (DAL) Terminal 1.

When was the latest WN4251 flight?

The latest flight took off on Wednesday, October 1st, 2025 with the flight status being Landed on 18:16.

How else can the flight WN4251 be referenced as?

This Southwest Airlines flight can also be referenced as SWA4251, WN 4251, SWA 4251.

How often is flight WN4251 delayed?

On average, 50% of all WN4251 flights are delayed. The average delay is 29 minutes.

Can I get compensation for my delayed or cancelled WN4251 flight or baggage issues?

If your WN4251 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 WN4251 Flight Tracker above for more details.

WN4251 and Seattle SEA to Dallas DAL Flights

Other flights departing from Seattle SEA: AS178, WN933, AS2193, AA2966

Other flights arriving at Dallas DAL: WN3153, WN1057, WN2370, WN3238

All flights connecting Seattle SEA to Dallas DAL.

WN4251 Southwest Airlines Flight: Seattle to Dallas Route Map

WN4251 Southwest Airlines Flight Map: Seattle to Dallas
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.