WN 3943 Islip to Baltimore Flight Status

Southwest Airlines Flight WN3943 from Islip Long Island MacArthur Airport ISP to Baltimore Washington International Airport BWI 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 WN3943's most recent flight history:

WN 3943 Flight Status & Schedule

Date Departure Arrival Status
Oct 26 18:57 19:52
Landed
Track >
Oct 19 19:02 19:54
Landed
Track >
Oct 12 18:39 19:30
Landed
Track >
Oct 05 18:47 19:44
Landed
Track >

Southwest Airlines WN 3943 Islip to Baltimore Flight Information

Southwest Airlines Flight WN3943 connects Islip, United States to Baltimore, United States, taking off from Islip Long Island MacArthur Airport ISP and landing at Baltimore Washington International Airport BWI.

How long is the WN3943 flight from Islip to Baltimore?

The average flight time from Islip to Baltimore is 53 minutes. The flight distance is 353 km / 220 miles and the average flight speed is 395 km/h / 246 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3943 Islip to Baltimore?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3943 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WN3943 flight?

The latest flight took off on Sunday, October 26th, 2025 with the flight status being Landed on 19:52.

How else can the flight WN3943 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3943, WN 3943, SWA 3943.

How often is flight WN3943 delayed?

On average, 50% of all WN3943 flights are delayed. The average delay is 8 minutes.

Can I get compensation for my delayed or cancelled WN3943 flight or baggage issues?

If your WN3943 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 WN3943 Flight Tracker above for more details.

WN3943 and Islip ISP to Baltimore BWI Flights

Other flights departing from Islip ISP: WN2334, WN3127, WN3433, WN2334

Other flights arriving at Baltimore BWI: WN2537, NK1317, WN2998, WN784

All flights connecting Islip ISP to Baltimore BWI.

WN3943 Southwest Airlines Flight: Islip to Baltimore Route Map

WN3943 Southwest Airlines Flight Map: Islip to Baltimore
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.