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WN 439 St. Louis to Kansas City Flight Status

Southwest Airlines Flight WN439 from St. Louis Lambert International Airport STL to Kansas City International Airport MCI is not scheduled for today June 5th, 2026.
The last time the flight was scheduled was on January 3rd, 2026.
Check the table below for WN439's most recent flight history:

WN 439 Flight Status & Schedule

Date Departure Arrival Status
Jan 03 14:21 15:06
Landed
Track >
Dec 27 14:59 15:44
Landed Late
Track >
Dec 20 14:55 15:41
Landed Late
Track >
Nov 29 16:13 16:51
Delayed
Track >
Nov 22 14:22 15:02
Landed
Track >

Southwest Airlines WN 439 St. Louis to Kansas City Flight Information

Southwest Airlines Flight WN439 connects St. Louis, United States to Kansas City, United States, taking off from St. Louis Lambert International Airport STL and landing at Kansas City International Airport MCI.

How long is the WN439 flight from St. Louis to Kansas City?

The average flight time from St. Louis to Kansas City is 42 minutes. The flight distance is 380 km / 236 miles and the average flight speed is 536 km/h / 333 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN439 St. Louis to Kansas City?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN439 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN439 arriving at?

Flight WN439 arrives at Kansas City International Airport (MCI) Terminal B.

When was the latest WN439 flight?

The latest flight took off on Saturday, January 3rd, 2026 with the flight status being Landed on 15:06.

How else can the flight WN439 be referenced as?

This Southwest Airlines flight can also be referenced as SWA439, WN0439, WN 439, SWA 439.

How often is flight WN439 delayed?

On average, 60% of all WN439 flights are delayed. The average delay is 45 minutes.

Can I get compensation for my delayed or cancelled WN439 flight or baggage issues?

If your WN439 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 WN439 Flight Tracker above for more details.

WN439 and St. Louis STL to Kansas City MCI Flights

Other flights departing from St. Louis STL: WN2134, WN2679, WN3076, WN1245

Other flights arriving at Kansas City MCI: UA5362, DL3803, WN4703, AA4452

All flights connecting St. Louis STL to Kansas City MCI.

WN439 Southwest Airlines Flight: St. Louis to Kansas City 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.