Search flights from Saint Louis (STL) to Las Vegas (LAS)

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Cheapest flights to Las Vegas

The cheapest flights available in the next 60 days – prices are updated regularly

Flying from Saint Louis to Las Vegas: things to know

The most popular route is from Lambert - St. Louis International Airport in Saint Louis to McCarran International Airport in Las Vegas. On average this flight takes 4 hours 24 minutes one-way and costs $513 round-trip.

Most popular route
Lambert - St. Louis International Airport (STL) to McCarran International Airport (LAS)
Average flight time
4 hours 24 minutes
Average round-trip price
$513
Fly from Saint Louis to Las Vegas
7 airlines

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Airlines that fly from Saint Louis to Las Vegas

Airline options may vary according to recently booked flights and your search terms

  • Frontier Airlines
  • Spirit Airlines
  • American Airlines
  • United Airlines
  • Southwest Airlines
  • Sun Country
  • Alaska Airlines

Frequently asked questions

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