STL to LAS (St. Louis to Las Vegas) Flights

Last Minute Flights from STL to LAS

Best airfare and ticket deals for STL to LAS flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
STLLas VegasMay 19 to May 22$70
*Prices include taxes and fees

Cheapest STL to LAS Flights

Best airfare and ticket deals for STL to LAS flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
STLLas VegasMay 29 to June 5$45
STLLas VegasMay 29 to May 31$61
STLLas VegasMay 26 to May 30$161
STLLas VegasJune 4 to June 4$301
*Prices include taxes and fees
STL to LAS Flight Details
Origin airport
Lambert-St. Louis Intl.
Origin airport IATA code
STL
Destination airport
Harry Reid Intl.
Destination airport IATA code
LAS
Distance
1368 mi

Frequently asked questions

Which airlines with flights from Lambert-St. Louis International Airport to McCarran International Airport allow free cancellation due to COVID-19?
Once all available flight options are shown for your preferred travel dates, click the “No change fee” box under the “Flexible change policies” subheading. You’ll see your options from STL to LAS. Don’t forget to check the fine print regarding COVID-19 cancellations before reserving your seat.
What airlines fly direct from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Las Vegas, NV Airport (LAS-McCarran Intl.)?
Forget about stopovers and swapping planes. Enjoy a stress-free journey from STL to Las Vegas, NV Airport (LAS-McCarran Intl.) with one of these carriers:
  • Southwest Airlines (WN)
  • Frontier Airlines (F9)
  • Spirit Airlines (NK)
  • Sun Country Airlines (SY)
How many flights are there from STL to LAS?
There are no less than 5 flights each day from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Las Vegas, NV Airport (LAS-McCarran Intl.), so you have plenty of ways to get to Clark County. Just pick out a time and date that works with your schedule and lock in your fare.
How long does it take to fly from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Las Vegas, NV Airport (LAS-McCarran Intl.)?
You’ll be aboard the plane for about 3 hours and 30 minutes from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Las Vegas, NV Airport (LAS-McCarran Intl.), so pick comfy clothes to wear. Sweatshirts, stretchy pants and sneakers are top choices for a flight of this length.
What is the flight distance from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Las Vegas, NV Airport (LAS-McCarran Intl.)?
The St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Las Vegas, NV Airport (LAS-McCarran Intl.) stretch covers 1350 miles (2200 km) and is classed as a medium-haul trip. If you’re searching for comfort — and the price is fair — think about a premium or business class ticket.
How many morning flights are there from STL to LAS?
There are 12 morning flights from STL to LAS per week. Southwest Airlines (WN) operates 12 weekly flights that depart before midday. The first one takes off at 11:00AM.
How many afternoon flights are there from STL to LAS?
There are 28 afternoon and evening flights from STL to LAS each week. Southwest Airlines (WN) has 10 weekly services after midday. With the earliest one departing the gate at 12:20AM, you’ll have time to peruse the gift shops.
What is the earliest departure time out of St. Louis to Clark County?
Leave STL at 6:00AM and arrive at LAS at 9:35AM. This is the earliest service available on this route.
What is the latest departure time out of St. Louis to Clark County?
The latest flight jets out from STL at 9:45PM and lands at 1:15AM at LAS. You’ll have adequate time to get ready for this journey.
What is the average price from St. Louis to Clark County?
Round-trip tickets from STL to LAS start from $45. Book your trip today and score a terrific deal. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

St. Louis to Las Vegas Flight Schedule

CarrierFlightDepart STLArrive LASSun
5/12		Mon
5/13		Tue
5/14		Wed
5/15		Thu
5/16		Fri
5/17		Sat
5/18		Stops
F9310707:51 pm09:34 pmCheck FareCheck FareCheck FareCheck Fare
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F9201710:59 pm00:51 amCheck Fare
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NK112904:05 pm05:38 pm
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F9364107:23 pm09:11 pm
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St. Louis to Las Vegas Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from St. Louis to Las Vegas to attend your cousin’s wedding, to pitch a business idea to your boss, or perhaps simply to treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find the cheapest flights from STL to LAS, we’ve got you covered here at Flights.com.

We present you with some of the hottest deals on airfare so stop that Google flights search. We want you to spend less on your flight from St. Louis to Las Vegas, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.