WN3821Phoenix to Chicago
Southwest Airlines flight WN3821 flies from Phoenix Sky Harbor (PHX) to Chicago Midway (MDW), 2,320 km. Over October 2025 to July 2026 it usually arrives about 11 minutes late: 72% of 203 flights arrived within 15 minutes of schedule and 1% were cancelled (US Department of Transportation data).
On-time record, last 12 months
Every operation of WN3821, October 2025 to July 2026: 203 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as WN3821
- Phoenix Sky Harbor (PHX) to Chicago Midway (MDW)58 flights
- Denver (DEN) to Eugene (EUG)50 flights
- Cleveland Hopkins (CLE) to Las Vegas (LAS)33 flights
- Nashville (BNA) to New Orleans (MSY)31 flights
- Las Vegas (LAS) to Reno Tahoe (RNO)15 flights
- St. Louis (STL) to Raleigh-durham (RDU)8 flights
- New Orleans (MSY) to Dallas Love Field (DAL)4 flights
- Dallas Love Field (DAL) to Midland (MAF)4 flights
Other flights from Phoenix to Chicago
More about Phoenix Sky Harbor (PHX) and Chicago Midway (MDW).
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.
<a href="https://tripstow.com/flights/wn3821" title="WN3821 is on time 72% of the time on TripStow"><img src="https://tripstow.com/badge/flights/wn3821.svg" alt="WN3821 is on time 72% of the time" width="360" height="88" loading="lazy"></a>
<a href="https://tripstow.com/flights/wn3821" title="WN3821 is on time 72% of the time on TripStow"><img src="https://tripstow.com/badge/flights/wn3821.svg?theme=light" alt="WN3821 is on time 72% of the time" width="360" height="88" loading="lazy"></a>[](https://tripstow.com/flights/wn3821)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