St. Louis (STL) → Las Vegas (LAS)
About St. Louis to Las Vegas Flights
Discover the best flights from St. Louis to Las Vegas, covering 2,202 km in approximately 3h 15m. St. Louis (STL) to Las Vegas (LAS) is one of the popular medium-haul routes within United States. With 4 major airlines operating this route including direct flights, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from St. Louis to Las Vegas.
12-Month Price History
Flight prices from St. Louis to Las Vegas vary significantly throughout the year. February typically offers the best deals with average prices around $266, while July sees the highest prices, averaging $450. Savvy travelers can save up to 41% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
53 days
For best prices
Booking Tips
For the best prices on St. Louis to Las Vegas flights, we recommend booking 60 days in advance. Domestic flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
Frontier Airlines F9 | $350 | - | - |
Spirit Airlines NK | $380 | - | - |
Southwest Airlines WN | $410 | - | - |
Allegiant Air G4 | $590 | $1830 | $2990 |
Frontier Airlines
F9
Economy
$350
Business
-
First
-
Spirit Airlines
NK
Economy
$380
Business
-
First
-
Southwest Airlines
WN
Economy
$410
Business
-
First
-
Allegiant Air
G4
Economy
$590
Business
$1830
First
$2990
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Don't Forget Travel Insurance!
Found your flight? Protect your trip with SafetyWing's comprehensive travel insurance. Perfect for trips to Las Vegas, United States.
- Medical coverage up to $250,000
- Trip interruption & delays covered
- Lost luggage protection included
From just $45/month • Works in 180+ countries • COVID-19 coverage included
Trusted by 100,000+ travelers
Frequently Asked Questions
How long is the flight from St. Louis to Las Vegas?
The flight time from St. Louis (STL) to Las Vegas (LAS) is approximately 3 hours and 15 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between St. Louis and Las Vegas?
The aerial distance between St. Louis and Las Vegas is 2,202 kilometers (1,368 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from St. Louis to Las Vegas?
Several airlines operate flights between St. Louis and Las Vegas, including Southwest Airlines, Spirit Airlines, Frontier Airlines and 1 more airlines. Direct flights are available on this route.
What is the cheapest month to fly from St. Louis to Las Vegas?
Based on historical data, February typically offers the lowest airfares for flights from St. Louis to Las Vegas. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Las Vegas?
For the best prices on St. Louis to Las Vegas flights, we recommend booking 58 days in advance. Domestic flights can sometimes offer good last-minute deals, but advance booking is usually cheaper.
Do I need a visa to travel from St. Louis to Las Vegas?
Visa requirements depend on your nationality and the purpose of your visit. Since this is a domestic flight, no visa is required for citizens.
What is the time difference between St. Louis and Las Vegas?
St. Louis operates on America/Chicago time zone, while Las Vegas is in the America/Los_Angeles time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.