WN 4478 San Jose to Las Vegas Flight Status

Southwest Airlines Flight WN4478 from San Jose International Airport SJC to Las Vegas McCarran International Airport LAS is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on September 29th, 2025.
Check the table below for WN4478's most recent flight history:

WN 4478 Flight Status & Schedule

Date Departure Arrival Status
Sep 29 16:52 17:54
Landed
Track >
Sep 26 18:38 18:00
Unknown
Track >
Sep 25 17:36 18:47
Landed Late
Track >
Sep 22 17:16 18:24
Landed Late
Track >
Sep 19 17:46 18:53
Landed Late
Track >

Southwest Airlines WN 4478 San Jose to Las Vegas Flight Information

Southwest Airlines Flight WN4478 connects San Jose, United States to Las Vegas, United States, taking off from San Jose International Airport SJC and landing at Las Vegas McCarran International Airport LAS.

How long is the WN4478 flight from San Jose to Las Vegas?

The average flight time from San Jose to Las Vegas is 1 hour and 7 minutes. The flight distance is 620 km / 386 miles and the average flight speed is 538 km/h / 334 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4478 San Jose to Las Vegas?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4478 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN4478 arriving at?

Flight WN4478 arrives at Las Vegas McCarran International Airport (LAS) Terminal 1.

When was the latest WN4478 flight?

The latest flight took off on Tuesday, September 30th, 2025 with the flight status being Landed on 17:54.

How else can the flight WN4478 be referenced as?

This Southwest Airlines flight can also be referenced as SWA4478, WN 4478, SWA 4478.

How often is flight WN4478 delayed?

On average, 60% of all WN4478 flights are delayed. The average delay is 25 minutes.

Can I get compensation for my delayed or cancelled WN4478 flight or baggage issues?

If your WN4478 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 WN4478 Flight Tracker above for more details.

WN4478 and San Jose SJC to Las Vegas LAS Flights

Other flights departing from San Jose SJC: NK2674, WN4292, WN4108, WN2868

Other flights arriving at Las Vegas LAS: WN1274, WN680, WN3971, WN565

All flights connecting San Jose SJC to Las Vegas LAS.

WN4478 Southwest Airlines Flight: San Jose to Las Vegas Route Map

WN4478 Southwest Airlines Flight Map: San Jose to Las Vegas
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.