| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | STL | LAS | 08:52 | 10:15 |
Landed
|
Track > |
| Jan 01 | STL | LAS | 14:30 | 15:44 |
Delayed
|
Track > |
| Dec 31 | STL | LAS | 13:19 | 14:33 |
Landed
|
Track > |
| Dec 25 | STL | LAS | 13:23 | 14:39 |
Landed
|
Track > |
| Dec 24 | STL | LAS | 13:21 | 14:35 |
Landed
|
Track > |
| Dec 18 | STL | LAS | 08:51 | 10:06 |
Landed
|
Track > |
| Dec 17 | STL | LAS | 13:57 | 15:10 |
Landed Late
|
Track > |
| Dec 16 | STL | LAS | 13:10 | 14:18 |
Landed
|
Track > |
| Dec 15 | STL | LAS | 13:17 | 14:18 |
Landed
|
Track > |
| Dec 14 | STL | LAS | 08:53 | 09:57 |
Landed
|
Track > |
Southwest Airlines Flight WN4431 connects St. Louis, United States to Las Vegas, United States, taking off from St. Louis Lambert International Airport STL and landing at Las Vegas McCarran International Airport LAS.
How long is the WN4431 flight from St. Louis to Las Vegas?
The average flight time from St. Louis to Las Vegas is 3 hours and 12 minutes. The flight distance is 2202 km / 1368 miles and the average flight speed is 688 km/h / 428 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4431 St. Louis to Las Vegas?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4431 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4431 arriving at?
Flight WN4431 arrives at Las Vegas McCarran International Airport (LAS) Terminal 1.
When was the latest WN4431 flight?
The latest flight took off on Monday, January 5th, 2026 with the flight status being Landed on 10:15.
How else can the flight WN4431 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4431, WN 4431, SWA 4431.
How often is flight WN4431 delayed?
On average, 20% of all WN4431 flights are delayed. The average delay is 47 minutes.
Can I get compensation for my delayed or cancelled WN4431 flight or baggage issues?
If your WN4431 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 WN4431 Flight Tracker above for more details.
Other flights departing from St. Louis STL: AA4310, WN2333, WN3721, WN1137
Other flights arriving at Las Vegas LAS: AA187, WN2808, WN3359, WN1494
All flights connecting St. Louis STL to Las Vegas LAS.