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WN 1242 Denver to St. Louis Flight Status

Southwest Airlines Flight WN1242 from Denver International Airport DEN to St. Louis Lambert International Airport STL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on October 30th, 2025.
Check the table below for WN1242's most recent flight history:

WN 1242 Flight Status & Schedule

Date Departure Arrival Status
Oct 30 05:50 08:29
Landed
Track >
Oct 29 05:52 08:30
Landed
Track >
Oct 28 06:09 08:41
Landed
Track >
Oct 27 05:51 08:23
Landed
Track >
Oct 24 05:54 08:31
Landed
Track >

Southwest Airlines WN 1242 Denver to St. Louis Flight Information

Southwest Airlines Flight WN1242 connects Denver, United States to St. Louis, United States, taking off from Denver International Airport DEN and landing at St. Louis Lambert International Airport STL.

How long is the WN1242 flight from Denver to St. Louis?

The average flight time from Denver to St. Louis is 1 hour and 34 minutes. The flight distance is 1235 km / 768 miles and the average flight speed is 787 km/h / 489 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN1242 Denver to St. Louis?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN1242 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN1242 arriving at?

Flight WN1242 arrives at St. Louis Lambert International Airport (STL) Terminal 2.

When was the latest WN1242 flight?

The latest flight took off on Thursday, October 30th, 2025 with the flight status being Landed on 08:29.

How else can the flight WN1242 be referenced as?

This Southwest Airlines flight can also be referenced as SWA1242, WN 1242, SWA 1242.

How often is flight WN1242 delayed?

On average, 0% of all WN1242 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled WN1242 flight or baggage issues?

If your WN1242 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 WN1242 Flight Tracker above for more details.

WN1242 and Denver DEN to St. Louis STL Flights

Other flights departing from Denver DEN: WN2656, WN3828, WN275, WN3683

Other flights arriving at St. Louis STL: AA6471, WN3906, WN928, 9X467

All flights connecting Denver DEN to St. Louis STL.

WN1242 Southwest Airlines Flight: Denver to St. Louis Route Map

WN1242 Southwest Airlines Flight Map: Denver to St. Louis
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.