WN 921 Columbus to St. Louis Flight Status

Southwest Airlines Flight WN921 from Port Columbus International Airport CMH 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 29th, 2025.
Check the table below for WN921's most recent flight history:

WN 921 Flight Status & Schedule

Date Departure Arrival Status
Oct 29 19:35 19:34
Unknown
Track >
Oct 28 19:46 19:54
Landed
Track >
Oct 26 09:00 09:12
Landed
Track >
Oct 22 20:02 20:10
Landed Late
Track >
Oct 21 19:31 19:37
Landed
Track >

Southwest Airlines WN 921 Columbus to St. Louis Flight Information

Southwest Airlines Flight WN921 connects Columbus, United States to St. Louis, United States, taking off from Port Columbus International Airport CMH and landing at St. Louis Lambert International Airport STL.

How long is the WN921 flight from Columbus to St. Louis?

The average flight time from Columbus to St. Louis is 1 hour and 5 minutes. The flight distance is 657 km / 408 miles and the average flight speed is 606 km/h / 376 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN921 Columbus to St. Louis?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN921 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN921 arriving at?

Flight WN921 arrives at St. Louis Lambert International Airport (STL) Terminal 2.

When was the latest WN921 flight?

The latest flight took off on Thursday, October 30th, 2025 with the flight status being Unknown on 19:34.

How else can the flight WN921 be referenced as?

This Southwest Airlines flight can also be referenced as SWA921, WN0921, WN 921, SWA 921.

How often is flight WN921 delayed?

On average, 20% of all WN921 flights are delayed. The average delay is 28 minutes.

Can I get compensation for my delayed or cancelled WN921 flight or baggage issues?

If your WN921 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 WN921 Flight Tracker above for more details.

WN921 and Columbus CMH to St. Louis STL Flights

Other flights departing from Columbus CMH: WN2675, WN2831, WN1880, NK1867

Other flights arriving at St. Louis STL: WN420, WN2217, WN3671, WN1738

All flights connecting Columbus CMH to St. Louis STL.

WN921 Southwest Airlines Flight: Columbus to St. Louis Route Map

WN921 Southwest Airlines Flight Map: Columbus 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.