Cheap Flights from Lambert-St. Louis Intl. to McCarran Intl.

Prices were available within the past 7 days and starts at $43 for one-way flights and $86 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from St. Louis to Las Vegas: Reviews from verified customers

Feb 29, 2020

We were shocked that we were not served ant complimentary beverages on a 4 hour flight.

Feb 20, 2020

Too bad that on a four hour flight you have to pay for EVERYTHING and only complimentary tap water available

Feb 13, 2020

Nice flight but always delayed

Feb 4, 2020

They charge extra for EVERYTHING

Jan 3, 2020


Dec 13, 2019

Impressed. Usually a cheap flight means bare minimum. This flight had extras. Free drink, snack and a movie on their wifi

Dec 10, 2019

Full plane..boarding went better and faster than I expected

Nov 26, 2019

One flight attendant was super helpful, personable and entertaining

Nov 19, 2019

Take off and landing was incredibly smooth. Very happy with this experience!

Oct 9, 2019

Had a fear of flying 14 years ago and had NOT flown since.... However...had to select a emergency flight out for a family member's funeral and Frontier's flying experience was excellent. Thanks.

Flight from St. Louis to Las Vegas route information

Origin Airport Lambert-St. Louis Intl.
Destination Airport McCarran Intl.
Airlines Serving Alaska Airlines, American Airlines, Delta, Frontier Airlines, Spirit Airlines, Sun Country Airlines, United
Flight Price $85
Distance 1,368 mi

St. Louis to Las Vegas (STL-LAS) route frequently asked questions

St. Louis to Las Vegas Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from St. Louis to Las Vegas offer the perfect respite. Not only does exploring Las Vegas provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from St. Louis to Las Vegas may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from STL to LAS today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Las Vegas are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Las Vegas more flexbily many prefers to purchase one-way tickets with options to take different airlines. One way ticket to Las Vegas is $43 now!