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WN 2921 Boston to St. Louis Flight Status

Southwest Airlines Flight WN2921 from Boston Logan International Airport BOS to St. Louis Lambert International Airport STL is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on August 2nd, 2025.
Check the table below for WN2921's most recent flight history:

WN 2921 Flight Status & Schedule

Date Departure Arrival Status
Aug 02 06:11 07:38
Landed
Track >
Jul 26 08:46 10:10
Delayed
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Jul 19 05:54 07:25
Landed
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Jul 12 05:58 07:22
Landed
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Jul 05 05:58 07:14
Landed
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Southwest Airlines WN 2921 Boston to St. Louis Flight Information

Southwest Airlines Flight WN2921 connects Boston, United States to St. Louis, United States, taking off from Boston Logan International Airport BOS and landing at St. Louis Lambert International Airport STL.

How long is the WN2921 flight from Boston to St. Louis?

The average flight time from Boston to St. Louis is 2 hours and 26 minutes. The flight distance is 1680 km / 1044 miles and the average flight speed is 689 km/h / 428 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN2921 Boston to St. Louis?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN2921 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN2921 arriving at?

Flight WN2921 arrives at St. Louis Lambert International Airport (STL) Terminal 2.

When was the latest WN2921 flight?

The latest flight took off on Saturday, August 2nd, 2025 with the flight status being Landed on 07:38.

How else can the flight WN2921 be referenced as?

This Southwest Airlines flight can also be referenced as SWA2921, WN 2921, SWA 2921.

How often is flight WN2921 delayed?

On average, 11% of all WN2921 flights are delayed. The average delay is 145 minutes.

Can I get compensation for my delayed or cancelled WN2921 flight or baggage issues?

If your WN2921 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 WN2921 Flight Tracker above for more details.

WN2921 and Boston BOS to St. Louis STL Flights

Other flights departing from Boston BOS: WN1431, WN1409, WN1428, WN1764

Other flights arriving at St. Louis STL: WN447, WN2631, WN3744, WN183

All flights connecting Boston BOS to St. Louis STL.

WN2921 Southwest Airlines Flight: Boston to St. Louis Route Map

WN2921 Southwest Airlines Flight Map: Boston 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.