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WN661 Flight Status Southwest Airlines: Ontario to Las Vegas (SWA661)

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WN 661 Ontario to Las Vegas Flight Status

Southwest Airlines Flight WN661 from Ontario International Airport ONT to Las Vegas McCarran International Airport LAS 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 WN661's most recent flight history:

WN 661 Flight Status & Schedule

Date Departure Arrival Status
Oct 26 16:18 16:58
Landed
 Track >
Oct 19 16:09 16:45
Landed
 Track >
Oct 12 16:57 17:33
Landed Late
 Track >
Oct 05 16:15 16:52
Landed
 Track >
< All ONT Departures All LAS Arrivals >

Southwest Airlines WN 661 Ontario to Las Vegas Flight Information

Southwest Airlines Flight WN661 connects Ontario, United States to Las Vegas, United States, taking off from Ontario International Airport ONT and landing at Las Vegas McCarran International Airport LAS.

How long is the WN661 flight from Ontario to Las Vegas?

The average flight time from Ontario to Las Vegas is 37 minutes. The flight distance is 317 km / 197 miles and the average flight speed is 511 km/h / 318 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN661 Ontario to Las Vegas?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN661 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN661 arriving at?

Flight WN661 arrives at Las Vegas McCarran International Airport (LAS) Terminal 1.

When was the latest WN661 flight?

The latest flight took off on Sunday, October 26th, 2025 with the flight status being Landed on 16:58.

How else can the flight WN661 be referenced as?

This Southwest Airlines flight can also be referenced as SWA661, WN0661, WN 661, SWA 661.

How often is flight WN661 delayed?

On average, 25% of all WN661 flights are delayed. The average delay is 34 minutes.

Can I get compensation for my delayed or cancelled WN661 flight or baggage issues?

If your WN661 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 WN661 Flight Tracker above for more details.

WN661 and Ontario ONT to Las Vegas LAS Flights

Other flights departing from Ontario ONT: WN1301, WN2606, WN2191, HA2614

Other flights arriving at Las Vegas LAS: WN2725, WN3740, WN506, WN3889

All flights connecting Ontario ONT to Las Vegas LAS.

WN661 Southwest Airlines Flight: Ontario to Las Vegas Route Map

WN661 Southwest Airlines Flight Map: Ontario to Las Vegas
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.