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WN 3966 San Diego to Phoenix Flight Status

Southwest Airlines Flight WN3966 from San Diego International Airport SAN to Phoenix Sky Harbor International Airport PHX is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on March 4th, 2026.
Check the table below for WN3966's most recent flight history:

WN 3966 Flight Status & Schedule

Date Departure Arrival Status
Mar 04 08:28 10:18
Landed
Track >
Mar 03 08:31 10:20
Landed
Track >
Mar 02 08:24 10:13
Landed
Track >
Mar 01 08:31 10:24
Landed
Track >
Feb 27 08:42 10:31
Landed
Track >

Southwest Airlines WN 3966 San Diego to Phoenix Flight Information

Southwest Airlines Flight WN3966 connects San Diego, United States to Phoenix, United States, taking off from San Diego International Airport SAN and landing at Phoenix Sky Harbor International Airport PHX.

How long is the WN3966 flight from San Diego to Phoenix?

The average flight time from San Diego to Phoenix is 50 minutes. The flight distance is 489 km / 304 miles and the average flight speed is 582 km/h / 362 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3966 San Diego to Phoenix?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3966 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN3966 arriving at?

Flight WN3966 arrives at Phoenix Sky Harbor International Airport (PHX) Terminal 4.

When was the latest WN3966 flight?

The latest flight took off on Wednesday, March 4th, 2026 with the flight status being Landed on 10:18.

How else can the flight WN3966 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3966, WN 3966, SWA 3966.

How often is flight WN3966 delayed?

On average, 10% of all WN3966 flights are delayed. The average delay is 4 minutes.

Can I get compensation for my delayed or cancelled WN3966 flight or baggage issues?

If your WN3966 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 WN3966 Flight Tracker above for more details.

WN3966 and San Diego SAN to Phoenix PHX Flights

Other flights departing from San Diego SAN: DL3841, UA224, WN2896, WN3945

Other flights arriving at Phoenix PHX: AA2031, AA913, WN2738, EM4973

All flights connecting San Diego SAN to Phoenix PHX.

WN3966 Southwest Airlines Flight: San Diego to Phoenix Route Map

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.