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WN 3971 San Diego to Phoenix Flight Status

Southwest Airlines Flight WN3971 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 1st, 2026.
Check the table below for WN3971's most recent flight history:

WN 3971 Flight Status & Schedule

Date Departure Arrival Status
Mar 01 22:01 23:51
Landed
Track >
Feb 27 21:45 23:38
Landed
Track >
Feb 26 21:51 23:43
Landed
Track >
Feb 22 22:00 23:50
Landed
Track >
Feb 20 22:18 00:10
Landed
Track >

Southwest Airlines WN 3971 San Diego to Phoenix Flight Information

Southwest Airlines Flight WN3971 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 WN3971 flight from San Diego to Phoenix?

The average flight time from San Diego to Phoenix is 51 minutes. The flight distance is 489 km / 304 miles and the average flight speed is 574 km/h / 357 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3971 San Diego to Phoenix?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3971 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN3971 arriving at?

Flight WN3971 arrives at Phoenix Sky Harbor International Airport (PHX) Terminal 4.

When was the latest WN3971 flight?

The latest flight took off on Monday, March 2nd, 2026 with the flight status being Landed on 23:51.

How else can the flight WN3971 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3971, WN 3971, SWA 3971.

How often is flight WN3971 delayed?

On average, 12% of all WN3971 flights are delayed. The average delay is 5 minutes.

Can I get compensation for my delayed or cancelled WN3971 flight or baggage issues?

If your WN3971 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 WN3971 Flight Tracker above for more details.

WN3971 and San Diego SAN to Phoenix PHX Flights

Other flights departing from San Diego SAN: AA1548, WN3382, WN3965, DL1358

Other flights arriving at Phoenix PHX: F94181, DL1426, UA1367, WN1850

All flights connecting San Diego SAN to Phoenix PHX.

WN3971 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.