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WN 3645 Chicago to Atlanta Flight Status

Southwest Airlines Flight WN3645 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 WN3645's most recent flight history:

WN 3645 Flight Status & Schedule

Date Departure Arrival Status
Oct 01 13:12 15:38
Landed
Track >
Sep 30 13:21 15:43
Landed
Track >
Sep 29 19:50 22:08
Landed
Track >
Sep 27 17:56 20:28
Landed
Track >
Sep 26 21:00 23:19
Delayed
Track >

Southwest Airlines WN 3645 Chicago to Atlanta Flight Information

Southwest Airlines Flight WN3645 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 WN3645 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 WN3645 Chicago to Atlanta?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3645 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN3645 arriving at?

Flight WN3645 arrives at Atlanta Hartsfield-Jackson International Airport (ATL) Terminal N.

When was the latest WN3645 flight?

The latest flight took off on Wednesday, October 1st, 2025 with the flight status being Landed on 15:38.

How else can the flight WN3645 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3645, WN 3645, SWA 3645.

How often is flight WN3645 delayed?

On average, 30% of all WN3645 flights are delayed. The average delay is 29 minutes.

Can I get compensation for my delayed or cancelled WN3645 flight or baggage issues?

If your WN3645 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 WN3645 Flight Tracker above for more details.

WN3645 and Chicago MDW to Atlanta ATL Flights

Other flights departing from Chicago MDW: WN2093, WN372, WN3544, WN3705

Other flights arriving at Atlanta ATL: DL9960, WN1384, AA1236, DL561

All flights connecting Chicago MDW to Atlanta ATL.

WN3645 Southwest Airlines Flight: Chicago to Atlanta Route Map

WN3645 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.