| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 29 | SAT | STL | 05:02 | 06:45 |
Landed
|
Track > |
| Sep 28 | SAT | STL | 05:03 | 06:48 |
Landed
|
Track > |
| Sep 27 | SAT | STL | 08:47 | 10:34 |
Landed
|
Track > |
| Sep 26 | SAT | STL | 05:12 | 07:02 |
Landed
|
Track > |
| Sep 25 | SAT | STL | 05:06 | 06:50 |
Landed
|
Track > |
| Sep 22 | SAT | STL | 05:03 | 06:50 |
Landed
|
Track > |
| Sep 21 | SAT | STL | 05:11 | 06:57 |
Landed
|
Track > |
| Sep 20 | SAT | STL | 08:51 | 10:46 |
Landed
|
Track > |
| Sep 19 | SAT | STL | 05:12 | 06:53 |
Landed
|
Track > |
| Sep 18 | SAT | STL | 05:08 | 06:53 |
Landed
|
Track > |
Southwest Airlines Flight WN4240 connects San Antonio, United States to St. Louis, United States, taking off from San Antonio International Airport SAT and landing at St. Louis Lambert International Airport STL.
How long is the WN4240 flight from San Antonio to St. Louis?
The average flight time from San Antonio to St. Louis is 1 hour and 46 minutes. The flight distance is 1266 km / 787 miles and the average flight speed is 715 km/h / 444 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4240 San Antonio to St. Louis?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4240 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4240 arriving at?
Flight WN4240 arrives at St. Louis Lambert International Airport (STL) Terminal 2.
When was the latest WN4240 flight?
The latest flight took off on Monday, September 29th, 2025 with the flight status being Landed on 06:45.
How else can the flight WN4240 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4240, WN 4240, SWA 4240.
How often is flight WN4240 delayed?
On average, 0% of all WN4240 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled WN4240 flight or baggage issues?
If your WN4240 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 WN4240 Flight Tracker above for more details.
Other flights departing from San Antonio SAT: WN458, WN971, WN2570, WN4233
Other flights arriving at St. Louis STL: WN803, WN4788, WN991, WN3914
All flights connecting San Antonio SAT to St. Louis STL.
