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WN257 Flight Status Southwest Airlines: Ontario to Dallas (SWA257)

Are you looking for the July 19th, 2026 WN 257 San Francisco to Los Angeles flight? Click here to go to our WN257 San Francisco to Los Angeles Flight Status page >

WN 257 Ontario to Dallas Flight Status

Southwest Airlines Flight WN257 from Ontario International Airport ONT to Dallas Love Field Airport DAL is not scheduled for today July 18th, 2026.
The last time the flight was scheduled was on May 31st, 2026.
Check the table below for WN257's most recent flight history:

WN 257 Flight Status & Schedule

Date Departure Arrival Status
May 31 16:20 20:54
Landed
 Track >
May 17 16:13 20:45
Landed
 Track >
May 10 16:00 20:50
Cancelled
 Track >
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May 03 16:51 21:24
Unknown
 Track >
Apr 26 16:25 20:45
Landed
 Track >
< All ONT Departures All DAL Arrivals >

Southwest Airlines WN 257 Ontario to Dallas Flight Information

Southwest Airlines Flight WN257 connects Ontario, United States to Dallas, United States, taking off from Ontario International Airport ONT and landing at Dallas Love Field Airport DAL.

How long is the WN257 flight from Ontario to Dallas?

The average flight time from Ontario to Dallas is 2 hours and 30 minutes. The flight distance is 1926 km / 1197 miles and the average flight speed is 758 km/h / 471 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN257 Ontario to Dallas?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN257 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN257 arriving at?

Flight WN257 arrives at Dallas Love Field Airport (DAL) Terminal 1.

When was the latest WN257 flight?

The latest flight took off on Monday, June 1st, 2026 with the flight status being Landed on 20:54.

How else can the flight WN257 be referenced as?

This Southwest Airlines flight can also be referenced as SWA257, WN0257, WN 257, SWA 257.

How often is flight WN257 delayed?

On average, 57% of all WN257 flights are delayed. The average delay is 22 minutes.

Can I get compensation for my delayed or cancelled WN257 flight or baggage issues?

If your WN257 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 WN257 Flight Tracker above for more details.

WN257 and Ontario ONT to Dallas DAL Flights

Other flights departing from Ontario ONT: AS625, AS2440, WN556, WN3673

Other flights arriving at Dallas DAL: WN3351, WN4085, WN2330, WN573

All flights connecting Ontario ONT to Dallas DAL.

WN257 Southwest Airlines Flight: Ontario to Dallas Route Map

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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.