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Fares from $59 One Way, $117 Round Trip from St. Louis to Las Vegas

Prices starting at $117 for return flights and $59 for one-way flights to Las Vegas were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

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More About Flying To Las Vegas from St. Louis

Flights from St. Louis to Las Vegas - Frequently Asked Questions

Are there non-stop flights from St. Louis to Las Vegas?

The awesome news is, there are. Southwest Airlines and Frontier Airlines are two carriers that will fly you directly from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Las Vegas, NV Airport (LAS-McCarran Intl.).

What is the shortest flight from St. Louis to Las Vegas?

The shortest flight from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Las Vegas, NV Airport (LAS-McCarran Intl.) is around 3 hours and 20 minutes. Grab a refreshment from the cabin crew, hone your travel itinerary or read a few magazines — you'll have the time on this medium-haul trip.

What airlines fly from St. Louis to Las Vegas most frequently?

Southwest Airlines (WN) is one of the airlines with the most flights from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Las Vegas, NV Airport (LAS-McCarran Intl.). It offers 78 flights each month on this route. Going on vacation is one of life's biggest pleasures, and this carrier will get you where you need to go. If you can't find the right flight for you there, check out the fares with Frontier Airlines (F9). This carrier is a fantastic alternative and has 23 flights between St. Louis and Las Vegas each month.

Route Information for Flights from St. Louis to Las Vegas

Origin Airport IATA CodeSTL
Destination Airport IATA CodeLAS
Distance1368 mi
Direct Flight AirlinesSouthwest Airlines
Earliest Flight Arrival5:00PM UTC
Latest Flight Arrival1:10AM UTC

Flights Review

Nov 13, 2019

Though flight was delayed due to inclement weather it wasn't the staff's fault and everyone was actually cordial to each other. Just wanted to get to our destinations.

Jun 8, 2019

Very uncomfortable seats seem to entirely lack any stuffing whatsoever

Feb 5, 2019

Broke luggage two wheels

Nov 2, 2018

The frontier staff was fun and professional. Made the trip for me!

Aug 27, 2018

On time both flights, without any problems!

Flights from St. Louis to Las Vegas

Flights from St. Louis to Las Vegas are available for anyone who wants to roll the dice. Casinos and resorts are just a few of the top attractions in Vegas, and you might enjoy an outdoor adventure trip or a day at a relaxing spa. There's no need to bet on your domestic flight, though, because offers low prices every day.

St. Louis, Missouri

Flying to Las Vegas from St. Louis is easy, because Delta Air Lines, Alaska Airlines, US Airways, United Airlines, American Airlines, and AirTran Airways all handle flights to and from these locations. Flights depart from the Lambert-St. Louis International Airport, which offers six parking lots for local travelers. The parking rates start at just $7 per day, and most lots offer free airport shuttles. If you don't drive, don't worry. Buses, taxis, the light rail, shuttles, and vans are also available.

The airport is home to a variety of restaurants, although you should get there early because some close as early as 5:00 pm. Starbucks and Dunkin' Donuts provide steaming cups of coffee, donuts, and basic snacks, while Burger King and California Pizza Kitchen provide full meals quickly. There are many other restaurants at the airport, including Chili's, the Great American Bagel, Brioche Doree, Beers of the World, and Budweiser Stadium Club Bar & Grill.

Las Vegas, Nevada

Most travelers know Las Vegas by the nickname Sin City. The city's government launched new advertising campaigns that highlight a number of attractions for teenagers and smaller children. No matter who you travel with, you can find great things to do in the city.

Discover Las Vegas

The McCarran International Airport in Las Vegas makes it easy for travelers to get in and out of the city quickly. A shuttle can take travelers to the McCarran Rent-A-Car Center, which offers cars from some of the leading rental car companies. Taxis and group shuttles wait outside the airport, and group shuttles stop at some of the top hotels and resorts in the city. Depending on your budget, you might prefer a limousine rental or a city bus.

Located in the Mojave Desert, Las Vegas has hot and sweltering summers with high humidity. In July and August, the temperature can easily reach more than 100 degrees Fahrenheit in the middle of the day. Winter temperatures drop into the 50s, but you must compete with people traveling there for the holidays. It's better to plan your trip for the spring because you still see warm temperatures in the 70s and 80s, but you won't see as many tourists.

When many people think about Las Vegas, they think about the casinos and resorts. The Bellagio, MGM Grand Hotel and Casino, Tropicana, and The Venetian are among the best casinos in the city. The Richard Petty Driving Experience, the fountains at the Bellagio, and the Pinball Hall of Fame are a few of the other top attractions that you might like.

Sin City is Waiting

Now is the time to stop worrying about when you might go to Vegas. As long as you have access to the Internet, you can search for discount flights from St. Louis to Las Vegas on It can take as few as 10 minutes to find flights, hotel rooms, and tickets that fit your vacation budget.

^Savings based on all package bookings with Flight + Hotel made on from January 1, 2019 to December 31, 2019 as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.