WN 3643 Chicago to Atlanta Flight Status

Southwest Airlines Flight WN3643 from Chicago Midway International Airport MDW to Atlanta Hartsfield-Jackson International Airport ATL is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on October 1st, 2025.
Check the table below for WN3643's most recent flight history:

WN 3643 Flight Status & Schedule

Date Departure Arrival Status
Oct 01 08:44 11:07
Landed
Track >
Sep 30 09:00 11:18
Landed
Track >
Sep 29 09:19 11:43
Landed
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Sep 26 09:21 11:48
Landed
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Sep 25 10:08 12:35
Landed Late
Track >

Southwest Airlines WN 3643 Chicago to Atlanta Flight Information

Southwest Airlines Flight WN3643 connects Chicago, United States to Atlanta, United States, taking off from Chicago Midway International Airport MDW and landing at Atlanta Hartsfield-Jackson International Airport ATL.

How long is the WN3643 flight from Chicago to Atlanta?

The average flight time from Chicago to Atlanta is 1 hour and 23 minutes. The flight distance is 952 km / 591 miles and the average flight speed is 686 km/h / 426 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3643 Chicago to Atlanta?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3643 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN3643 arriving at?

Flight WN3643 arrives at Atlanta Hartsfield-Jackson International Airport (ATL) Terminal N.

When was the latest WN3643 flight?

The latest flight took off on Wednesday, October 1st, 2025 with the flight status being Landed on 11:07.

How else can the flight WN3643 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3643, WN 3643, SWA 3643.

How often is flight WN3643 delayed?

On average, 40% of all WN3643 flights are delayed. The average delay is 12 minutes.

Can I get compensation for my delayed or cancelled WN3643 flight or baggage issues?

If your WN3643 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 WN3643 Flight Tracker above for more details.

WN3643 and Chicago MDW to Atlanta ATL Flights

Other flights departing from Chicago MDW: WN435, WN1053, WN1654, WN2375

Other flights arriving at Atlanta ATL: AA4545, AA1276, DL4835, WN928

All flights connecting Chicago MDW to Atlanta ATL.

WN3643 Southwest Airlines Flight: Chicago to Atlanta Route Map

WN3643 Southwest Airlines Flight Map: Chicago to Atlanta
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.