Are you looking for the June 4th, 2026 WN 1231 Pittsburgh to Tampa flight? Click here to go to our WN1231 Pittsburgh to Tampa Flight Status page >

WN 1231 Phoenix to San Diego Flight Status

Southwest Airlines Flight WN1231 from Phoenix Sky Harbor International Airport PHX to San Diego International Airport SAN is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on October 30th, 2025.
Check the table below for WN1231's most recent flight history:

WN 1231 Flight Status & Schedule

Date Departure Arrival Status
Oct 30 18:24 19:14
Landed
Track >
Oct 27 18:53 19:20
Unknown
Track >
Oct 24 18:42 19:31
Landed
Track >
Oct 23 18:43 19:28
Landed
Track >
Oct 20 19:07 19:56
Landed Late
Track >

Southwest Airlines WN 1231 Phoenix to San Diego Flight Information

Southwest Airlines Flight WN1231 connects Phoenix, United States to San Diego, United States, taking off from Phoenix Sky Harbor International Airport PHX and landing at San Diego International Airport SAN.

How long is the WN1231 flight from Phoenix to San Diego?

The average flight time from Phoenix to San Diego is 51 minutes. The flight distance is 489 km / 304 miles and the average flight speed is 560 km/h / 348 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN1231 Phoenix to San Diego?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN1231 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN1231 arriving at?

Flight WN1231 arrives at San Diego International Airport (SAN) Terminal 1.

When was the latest WN1231 flight?

The latest flight took off on Friday, October 31st, 2025 with the flight status being Landed on 19:14.

How else can the flight WN1231 be referenced as?

This Southwest Airlines flight can also be referenced as SWA1231, WN 1231, SWA 1231.

How often is flight WN1231 delayed?

On average, 70% of all WN1231 flights are delayed. The average delay is 28 minutes.

Can I get compensation for my delayed or cancelled WN1231 flight or baggage issues?

If your WN1231 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 WN1231 Flight Tracker above for more details.

WN1231 and Phoenix PHX to San Diego SAN Flights

Other flights departing from Phoenix PHX: WN621, WN3635, WN901, WN1548

Other flights arriving at San Diego SAN: WN2016, AA3238, WN2719, WN3221

All flights connecting Phoenix PHX to San Diego SAN.

WN1231 Southwest Airlines Flight: Phoenix to San Diego Route Map

WN1231 Southwest Airlines Flight Map: Phoenix to San Diego
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.