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WN4315 Flight Status Southwest Airlines: Ontario to New Orleans (SWA4315)

Are you looking for the September 11th, 2026 WN 4315 Ontario to Las Vegas flight? Click here to go to our WN4315 Ontario to Las Vegas Flight Status page >

WN 4315 Ontario to New Orleans Flight Status

Southwest Airlines Flight WN4315 from Ontario International Airport ONT to New Orleans Louis Armstrong International Airport MSY is not scheduled for today September 10th, 2026.
The last time the flight was scheduled was on August 14th, 2026.
Check the table below for WN4315's most recent flight history:

WN 4315 Flight Status & Schedule

Date Departure Arrival Status
Aug 14 20:28 20:50
Unknown
 Track >
< All ONT Departures All MSY Arrivals >

Southwest Airlines WN 4315 Ontario to New Orleans Flight Information

Southwest Airlines Flight WN4315 connects Ontario, United States to New Orleans, United States, taking off from Ontario International Airport ONT and landing at New Orleans Louis Armstrong International Airport MSY.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4315 Ontario to New Orleans?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4315 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN4315 arriving at?

Flight WN4315 arrives at New Orleans Louis Armstrong International Airport (MSY) Terminal 1.

When was the latest WN4315 flight?

The latest flight took off on Saturday, August 15th, 2026 with the flight status being Unknown on 20:50.

How else can the flight WN4315 be referenced as?

This Southwest Airlines flight can also be referenced as SWA4315, WN 4315, SWA 4315.

How often is flight WN4315 delayed?

On average, 0% of all WN4315 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled WN4315 flight or baggage issues?

If your WN4315 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 WN4315 Flight Tracker above for more details.

WN4315 and Ontario ONT to New Orleans MSY Flights

Other flights departing from Ontario ONT: WN2119, WN4315, WN2188, WN4233

Other flights arriving at New Orleans MSY: WN3373, WN1347, WN3186, WN1188

All flights connecting Ontario ONT to New Orleans MSY.

WN4315 Southwest Airlines Flight: Ontario to New Orleans Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: TO2197 VU790 5O111 MV5475 ET2515 BN1457 SY1965 F92322 C8301 N8855
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.