| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 01 | MIA | STL | 18:02 | 19:28 |
Landed
|
Track > |
| May 31 | MIA | STL | 13:00 | 14:26 |
Landed
|
Track > |
| May 30 | MIA | STL | 16:33 | 18:12 |
Landed
|
Track > |
| May 29 | MIA | STL | 18:07 | 19:29 |
Landed
|
Track > |
| May 28 | MIA | STL | 19:37 | 21:01 |
Delayed
|
Track > |
| May 25 | MIA | STL | 19:45 | 21:03 |
Delayed
|
Track > |
| May 23 | MIA | STL | 16:42 | 18:06 |
Landed
|
Track > |
| May 22 | MIA | STL | 18:55 | 20:22 |
Landed Late
|
Track > |
| May 21 | MIA | STL | 18:00 | 19:24 |
Landed
|
Track > |
| May 18 | MIA | STL | 17:48 | 19:29 |
Landed
|
Track > |
Southwest Airlines Flight WN3431 connects Miami, United States to St. Louis, United States, taking off from Miami International Airport MIA and landing at St. Louis Lambert International Airport STL.
How long is the WN3431 flight from Miami to St. Louis?
The average flight time from Miami to St. Louis is 2 hours and 27 minutes. The flight distance is 1722 km / 1070 miles and the average flight speed is 704 km/h / 437 mph.
How many WN3431 flights are operated per week?
4 flights per week. The flight WN3431 is operated on Monday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3431 Miami to St. Louis?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3431 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN3431 arriving at?
Flight WN3431 arrives at St. Louis Lambert International Airport (STL) Terminal 2.
When was the latest WN3431 flight?
The latest flight took off on Tuesday, June 2nd, 2026 with the flight status being Landed on 19:28.
How else can the flight WN3431 be referenced as?
This Southwest Airlines flight can also be referenced as SWA3431, WN 3431, SWA 3431.
How often is flight WN3431 delayed?
On average, 40% of all WN3431 flights are delayed. The average delay is 59 minutes.
Can I get compensation for my delayed or cancelled WN3431 flight or baggage issues?
If your WN3431 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 WN3431 Flight Tracker above for more details.
Other flights departing from Miami MIA: F94405, UA2691, AA3066, AA3260
Other flights arriving at St. Louis STL: UA4527, WN1351, AA2761, G74514
All flights connecting Miami MIA to St. Louis STL.