$45 Frontier Airlines Cheap Flights from St. Louis to Las Vegas

Find The Best Day To Fly from St. Louis to Las Vegas

Amazing Frontier Airlines STL to LAS Flight Deals

The cheapest flights to Harry Reid Intl. found within the past 7 days were $90 round trip and $45 one way. Prices and availability subject to change. Additional terms may apply.

LAS From STL Economy Coach Packages on Similar Airlines

Harrah's Hotel and Casino Las Vegas
Westgate Las Vegas Resort & Casino
Las Vegas Hilton at Resorts World
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Frequently asked questions

Can I catch a flight from St. Louis Lambert International Airport to McCarran Airport right now?
It’s prudent to learn about any travel advice reports and quarantine requirements in effect in your destination city. Be sure to check out our Covid-19 Travel Advisor for up-to-date information on booking a flight to LAS.
What terminal is Frontier Airlines at St. Louis Lambert International Airport?
At STL, Frontier Airlines flights to LAS normally depart from terminal 1. Like to know exactly which terminal you’ll be hopping off the plane at? It’ll most likely be terminal 3.
Are there Frontier Airlines non-stop flights from STL to LAS?
Yes. Book your seat on a nonstop flight with Frontier Airlines from STL to McCarran Airport, and you won’t have to stress about a stopover or racing for a connecting flight.
How long is a Frontier Airlines flight from STL to LAS?
Bring that novel on board you’ve been eager to read. A flight from St. Louis Lambert International Airport to McCarran Airport with Frontier Airlines takes on average 4 hours and 8 minutes. It’ll be enough time to lose yourself in the plot.
What type of aircraft does Frontier Airlines fly from STL to LAS?
When you jet between STL and LAS with Frontier Airlines, you’re likely to be doing it aboard the Airbus A321. The carrier also operates the Airbus A320 on this route.
How many direct and indirect flights does Frontier Airlines fly from STL to LAS?
Frontier Airlines makes the journey from Lambert Field to LAS straightforward and worry-free. It operates at least 8 weekly flights on this popular route.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to McCarran Airport, please visit our Customer Service Portal.
Which airlines offer COVID-19 measures and exercise social distancing rules?
Southwest Airlines, Spirit Airlines and Frontier Airlines are just some of the many carriers that employ COVID-19 measures and use social distancing rules on their flights. Some of their strategies are cleaning with disinfectant and providing passenger masks.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.
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Discover our best Frontier Airlines flight from St. Louis STL to Las Vegas LAS 

To find the best deals on flights to St. Louis from Las Vegas with Frontier Airlines, just enter your travel dates, filter by Frontier Airlines, and hit search. You’ll find 1 flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from St. Louis STL to Las Vegas LAS with Frontier Airlines 

If you’re planning a round trip, booking return flights with Frontier Airlines is usually the most cost-effective option. With airfares ranging from $90 to $97, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way Frontier Airlines flights from St. Louis STL to Las Vegas LAS 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Frontier Airlines flight from St. Louis to Las Vegas costs from $45. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Las Vegas LAS from  St. Louis STL with Frontier Airlines 

To find a cheap Frontier Airlines flight from St. Louis STL to Las Vegas LAS, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on Frontier Airlines flights from St. Louis STL to Las Vegas LAS 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as November, or if you book a flight with a stopover. 

 

Find nonstop flights from St. Louis STL to Las Vegas LAS with Frontier Airlines 

If you’re keen to be on Las Vegas soil fast, don’t waste time with a stopover—filter your search results to show direct Frontier Airlines flights only. The journey takes around 3 hour(s) 46 min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for Frontier Airlines flights from St. Louis STL to Las Vegas LAS 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Las Vegas LAS from  St. Louis STL with Frontier Airlines on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

Frontier Airlines Airports
Hop on a(n) Frontier Airlines flight today by flying to many destinations out of these domestic and international airports:
Airport Code
Country
Airport Name
Number of Flights
DENUSADenver Intl.13
MCOUSAOrlando Intl.7
CUNMEXCancun Intl.6
GDLMEXDon Miguel Hidalgo y Costilla Intl.5
PHLUSAPhiladelphia Intl.2
ORDUSAO'Hare Intl.2
MIAUSAMiami Intl.1
LASUSAMcCarran Intl.1
MEXMEXMexico City Intl.1
LAXUSALos Angeles Intl.1

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Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.