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WN 3665 Islip to Baltimore Flight Status

Southwest Airlines Flight WN3665 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 August 4th, 2025.
Check the table below for WN3665's most recent flight history:

WN 3665 Flight Status & Schedule

Date Departure Arrival Status
Aug 04 12:22 13:15
Landed
Track >
Aug 03 11:47 12:50
Landed
Track >
Aug 02 11:16 12:07
Landed
Track >
Aug 01 13:25 14:14
Delayed
Track >
Jul 31 12:56 13:50
Landed Late
Track >

Southwest Airlines WN 3665 Islip to Baltimore Flight Information

Southwest Airlines Flight WN3665 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 WN3665 flight from Islip to Baltimore?

The average flight time from Islip to Baltimore is 52 minutes. The flight distance is 353 km / 220 miles and the average flight speed is 410 km/h / 255 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3665 Islip to Baltimore?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3665 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WN3665 flight?

The latest flight took off on Monday, August 4th, 2025 with the flight status being Landed on 13:15.

How else can the flight WN3665 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3665, WN 3665, SWA 3665.

How often is flight WN3665 delayed?

On average, 50% of all WN3665 flights are delayed. The average delay is 22 minutes.

Can I get compensation for my delayed or cancelled WN3665 flight or baggage issues?

If your WN3665 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 WN3665 Flight Tracker above for more details.

WN3665 and Islip ISP to Baltimore BWI Flights

Other flights departing from Islip ISP: WN1959, MX169, WN954, WN3339

Other flights arriving at Baltimore BWI: WN2741, WN1150, WN1877, WN1575

All flights connecting Islip ISP to Baltimore BWI.

WN3665 Southwest Airlines Flight: Islip to Baltimore Route Map

WN3665 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.