WN 3991 Tucson to San Diego Flight Status

Southwest Airlines Flight WN3991 from Tucson International Airport TUS to San Diego International Airport SAN is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on June 2nd, 2025.
Check the table below for WN3991's most recent flight history:

WN 3991 Flight Status & Schedule

Date Departure Arrival Status
Jun 02 18:18 19:16
Landed
Track >

Southwest Airlines WN 3991 Tucson to San Diego Flight Information

Southwest Airlines Flight WN3991 connects Tucson, United States to San Diego, United States, taking off from Tucson International Airport TUS and landing at San Diego International Airport SAN.

How long is the WN3991 flight from Tucson to San Diego?

The average flight time from Tucson to San Diego is 58 minutes. The flight distance is 590 km / 367 miles and the average flight speed is 611 km/h / 379 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3991 Tucson to San Diego?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3991 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN3991 arriving at?

Flight WN3991 arrives at San Diego International Airport (SAN) Terminal 1.

When was the latest WN3991 flight?

The latest flight took off on Tuesday, June 3rd, 2025 with the flight status being Landed on 19:16.

How else can the flight WN3991 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3991, WN 3991, SWA 3991.

How often is flight WN3991 delayed?

On average, 0% of all WN3991 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled WN3991 flight or baggage issues?

If your WN3991 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 WN3991 Flight Tracker above for more details.

WN3991 and Tucson TUS to San Diego SAN Flights

Other flights departing from Tucson TUS: WN656, AA2149, WN3906, AA6414

Other flights arriving at San Diego SAN: WN2675, WN3515, WN107, WN448

All flights connecting Tucson TUS to San Diego SAN.

WN3991 Southwest Airlines Flight: Tucson to San Diego Route Map

WN3991 Southwest Airlines Flight Map: Tucson 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.