| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 01 | SJU | STL | 16:12 | 19:32 |
Landed Late
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| Jul 25 | SJU | STL | 16:13 | 19:20 |
Landed
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| Jul 18 | SJU | STL | 15:59 | 19:03 |
Landed
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| Jul 11 | SJU | STL | 16:07 | 19:25 |
Landed Late
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| Jun 27 | SJU | STL | 15:56 | 19:06 |
Landed
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| Jun 20 | SJU | STL | 15:56 | 19:10 |
Landed
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| Jun 13 | SJU | STL | 15:50 | 19:08 |
Landed
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| Jun 06 | SJU | STL | 15:54 | 19:16 |
Landed
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Southwest Airlines Flight WN3931 connects San Juan, Puerto Rico to St. Louis, United States, taking off from San Juan Luis Munoz Marin International Airport SJU and landing at St. Louis Lambert International Airport STL.
How long is the WN3931 flight from San Juan to St. Louis?
The average flight time from San Juan to St. Louis is 4 hours and 14 minutes. The flight distance is 3260 km / 2026 miles and the average flight speed is 770 km/h / 479 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3931 San Juan to St. Louis?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3931 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN3931 arriving at?
Flight WN3931 arrives at St. Louis Lambert International Airport (STL) Terminal 2.
When was the latest WN3931 flight?
The latest flight took off on Sunday, August 2nd, 2026 with the flight status being Landed on 19:32.
How else can the flight WN3931 be referenced as?
This Southwest Airlines flight can also be referenced as SWA3931, WN 3931, SWA 3931.
How often is flight WN3931 delayed?
On average, 50% of all WN3931 flights are delayed. The average delay is 13 minutes.
Can I get compensation for my delayed or cancelled WN3931 flight or baggage issues?
If your WN3931 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 WN3931 Flight Tracker above for more details.
Other flights departing from San Juan SJU: F93003, WN3840, 9K2431, WN1578
Other flights arriving at St. Louis STL: WN1986, WN1205, WN4895, WN3457
All flights connecting San Juan SJU to St. Louis STL.