Southwest Airlines
WN3645Chicago to Atlanta
Southwest Airlines flight WN3645 flies from Chicago Midway (MDW) to Atlanta (ATL), 952 km. Over August 2025 to July 2026 it usually arrives about 17 minutes late: 63% of 223 flights arrived within 15 minutes of schedule and 1.3% were cancelled (US Department of Transportation data).
On-time record, last 12 months
63%
on time (within 15 min)
22%
more than 30 min late
1.3%
cancelled
+17 min
average arrival vs schedule
Every operation of WN3645, August 2025 to July 2026: 223 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as WN3645
- Chicago Midway (MDW) to Atlanta (ATL)50 flights
- San Francisco (SFO) to Los Angeles (LAX)34 flights
- Manchester NH (MHT) to Chicago Midway (MDW)24 flights
- Washington (DCA) to Oklahoma City (OKC)23 flights
- Miami (MIA) to St. Louis (STL)18 flights
- Las Vegas (LAS) to Long Beach (LGB)18 flights
- Chicago Midway (MDW) to Panama City (ECP)10 flights
- Las Vegas (LAS) to Seattle Tacoma (SEA)8 flights
- Providence (PVD) to Baltimore (BWI)8 flights
- Baltimore (BWI) to Las Vegas (LAS)8 flights
Other flights from Chicago to Atlanta
More about Chicago Midway (MDW) and Atlanta (ATL).
Embed this on your site
A live badge for travel blogs, forums and trip reports. It updates as new data comes in, and links back here for the full stats.
Dark badge, HTML
<a href="https://tripstow.com/flights/wn3645" title="WN3645 is on time 63% of the time on TripStow"><img src="https://tripstow.com/badge/flights/wn3645.svg" alt="WN3645 is on time 63% of the time" width="360" height="88" loading="lazy"></a>
Light badge, HTML
<a href="https://tripstow.com/flights/wn3645" title="WN3645 is on time 63% of the time on TripStow"><img src="https://tripstow.com/badge/flights/wn3645.svg?theme=light" alt="WN3645 is on time 63% of the time" width="360" height="88" loading="lazy"></a>Markdown, for forums and README files
[](https://tripstow.com/flights/wn3645)Flying soon?
Forward your booking to TripStow and get your trip built for you, with check-in reminders, punctuality for every flight and a map of everywhere you have been.
Start free