| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 04 | STL | LAS | 06:10 | 07:37 |
Landed
|
Track > |
| Mar 03 | STL | LAS | 06:11 | 07:42 |
Landed
|
Track > |
| Mar 02 | STL | LAS | 05:12 | 06:31 |
Landed
|
Track > |
| Mar 01 | STL | LAS | 05:35 | 06:52 |
Landed
|
Track > |
| Feb 28 | STL | LAS | 06:10 | 07:28 |
Landed
|
Track > |
| Feb 27 | STL | LAS | 05:11 | 06:24 |
Landed
|
Track > |
| Feb 26 | STL | LAS | 05:21 | 06:46 |
Landed
|
Track > |
| Feb 25 | STL | LAS | 06:06 | 07:28 |
Landed
|
Track > |
| Feb 24 | STL | LAS | 06:08 | 07:26 |
Landed
|
Track > |
| Feb 23 | STL | LAS | 05:07 | 06:21 |
Landed
|
Track > |
Southwest Airlines Flight WN4503 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 WN4503 flight from St. Louis to Las Vegas?
The average flight time from St. Louis to Las Vegas is 3 hours and 20 minutes. The flight distance is 2202 km / 1368 miles and the average flight speed is 660 km/h / 410 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4503 St. Louis to Las Vegas?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4503 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4503 arriving at?
Flight WN4503 arrives at Las Vegas McCarran International Airport (LAS) Terminal 1.
When was the latest WN4503 flight?
The latest flight took off on Wednesday, March 4th, 2026 with the flight status being Landed on 07:37.
How else can the flight WN4503 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4503, WN 4503, SWA 4503.
How often is flight WN4503 delayed?
On average, 10% of all WN4503 flights are delayed. The average delay is 2 minutes.
Can I get compensation for my delayed or cancelled WN4503 flight or baggage issues?
If your WN4503 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 WN4503 Flight Tracker above for more details.
Other flights departing from St. Louis STL: AA810, AA5068, WN3077, WN3801
Other flights arriving at Las Vegas LAS: WN1813, WN2347, WN3222, WN1657
All flights connecting St. Louis STL to Las Vegas LAS.