WN 343 Baltimore to San Diego Flight Status

Southwest Airlines Flight WN343 from Baltimore Washington International Airport BWI to San Diego International Airport SAN is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on October 26th, 2025.
Check the table below for WN343's most recent flight history:

WN 343 Flight Status & Schedule

Date Departure Arrival Status
Oct 26 21:35 23:32
Landed Late
Track >
Oct 19 21:12 23:13
Landed
Track >
Oct 12 21:11 23:21
Landed Late
Track >
Oct 05 20:42 22:45
Landed
Track >

Southwest Airlines WN 343 Baltimore to San Diego Flight Information

Southwest Airlines Flight WN343 connects Baltimore, United States to San Diego, United States, taking off from Baltimore Washington International Airport BWI and landing at San Diego International Airport SAN.

How long is the WN343 flight from Baltimore to San Diego?

The average flight time from Baltimore to San Diego is 5 hours and 2 minutes. The flight distance is 3685 km / 2290 miles and the average flight speed is 731 km/h / 454 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN343 Baltimore to San Diego?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN343 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN343 arriving at?

Flight WN343 arrives at San Diego International Airport (SAN) Terminal 1.

When was the latest WN343 flight?

The latest flight took off on Monday, October 27th, 2025 with the flight status being Landed on 23:32.

How else can the flight WN343 be referenced as?

This Southwest Airlines flight can also be referenced as SWA343, WN0343, WN 343, SWA 343.

How often is flight WN343 delayed?

On average, 75% of all WN343 flights are delayed. The average delay is 17 minutes.

Can I get compensation for my delayed or cancelled WN343 flight or baggage issues?

If your WN343 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 WN343 Flight Tracker above for more details.

WN343 and Baltimore BWI to San Diego SAN Flights

Other flights departing from Baltimore BWI: NK2332, WN989, WN2352, WN1718

Other flights arriving at San Diego SAN: WN4885, WN978, WN58, WN980

All flights connecting Baltimore BWI to San Diego SAN.

WN343 Southwest Airlines Flight: Baltimore to San Diego Route Map

WN343 Southwest Airlines Flight Map: Baltimore 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.