Scheduled in 03:19:40'
Departure: Thu, Jun 4, 2026
Scheduled:
15:35
|
Estimated:
15:46
Arrival: Thu, Jun 4, 2026
Scheduled:
16:40
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WN 556 Flight Status & Schedule

Date Departure Arrival Status
Jun 04 15:35 16:40
Scheduled
Track >

Southwest Airlines WN 556 St. Louis to Chicago Flight Information

Southwest Airlines Flight WN556 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 many WN556 flights are operated per week?

1 flight per week. The flight WN556 is operated on Thursday.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN556 St. Louis to Chicago?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN556 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WN556 flight?

The latest flight took off on Thursday, June 4th, 2026 with the flight status being Scheduled on 16:40.

How else can the flight WN556 be referenced as?

This Southwest Airlines flight can also be referenced as SWA556, WN0556, WN 556, SWA 556.

How often is flight WN556 delayed?

On average, 0% of all WN556 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled WN556 flight or baggage issues?

If your WN556 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 WN556 Flight Tracker above for more details.

WN556 and St. Louis STL to Chicago MDW Flights

Other flights departing from St. Louis STL: F91523, WN3933, WN4937, WN4988

Other flights arriving at Chicago MDW: WN4412, WN4479, WN3187, WN766

All flights connecting St. Louis STL to Chicago MDW.

WN556 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.