Are you looking for the June 12th, 2026 WN 4357 San Jose to Chicago flight? Click here to go to our WN4357 San Jose to Chicago Flight Status page >

WN 4357 St. Louis to Chicago Flight Status

Southwest Airlines Flight WN4357 from St. Louis Lambert International Airport STL to Chicago Midway International Airport MDW is not scheduled for today June 12th, 2026.
The last time the flight was scheduled was on June 7th, 2026.
Check the table below for WN4357's most recent flight history:

WN 4357 Flight Status & Schedule

Date Departure Arrival Status
Jun 07 19:09 19:51
Landed Late
Track >

Southwest Airlines WN 4357 St. Louis to Chicago Flight Information

Southwest Airlines Flight WN4357 connects St. Louis, United States to Chicago, United States, taking off from St. Louis Lambert International Airport STL and landing at Chicago Midway International Airport MDW.

How long is the WN4357 flight from St. Louis to Chicago?

The average flight time from St. Louis to Chicago is 42 minutes. The flight distance is 404 km / 251 miles and the average flight speed is 577 km/h / 359 mph.

How many WN4357 flights are operated per week?

1 flight per week. The flight WN4357 is operated on Sunday.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4357 St. Louis to Chicago?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4357 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WN4357 flight?

The latest flight took off on Monday, June 8th, 2026 with the flight status being Landed on 19:51.

How else can the flight WN4357 be referenced as?

This Southwest Airlines flight can also be referenced as SWA4357, WN 4357, SWA 4357.

How often is flight WN4357 delayed?

On average, 100% of all WN4357 flights are delayed. The average delay is 23 minutes.

Can I get compensation for my delayed or cancelled WN4357 flight or baggage issues?

If your WN4357 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 WN4357 Flight Tracker above for more details.

WN4357 and St. Louis STL to Chicago MDW Flights

Other flights departing from St. Louis STL: AA2731, UA6284, WN694, F94474

Other flights arriving at Chicago MDW: WN4746, UA3777, DL8958, WN446

All flights connecting St. Louis STL to Chicago MDW.

WN4357 Southwest Airlines Flight: St. Louis to Chicago Route Map

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.