$62 Cheap flights from Lambert-St. Louis Intl. to Harry Reid Intl. (STL to LAS)

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Find The Best Dates To Fly from Lambert-St. Louis Intl. to Harry Reid Intl.

Compare Flight Prices from St. Louis to Las Vegas

Affordable Airfare Tickets from STL to LAS Airport

The cheapest flights to Harry Reid Intl. found within the past 7 days were $122 round trip and $62 one way. Prices and availability subject to change. Additional terms may apply.

Mon, Jul 28 - Fri, Aug 1
STL
St. Louis
LAS
Las Vegas
$122 Roundtrip, found 2 hours ago
$122
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Mon, Jul 28 from St. Louis to Las Vegas, returning Fri, Aug 1, priced at $122 found 2 hours ago
Mon, May 5 - Fri, May 9
STL
St. Louis
LAS
Las Vegas
$123 Roundtrip, found 4 hours ago
$123
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Mon, May 5 from St. Louis to Las Vegas, returning Fri, May 9, priced at $123 found 4 hours ago
Mon, May 12 - Thu, May 15
STL
St. Louis
LAS
Las Vegas
$124 Roundtrip, found 2 days ago
$124
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, May 12 from St. Louis to Las Vegas, returning Thu, May 15, priced at $124 found 2 days ago
Mon, Apr 28 - Fri, May 9
STL
St. Louis
LAS
Las Vegas
$131 Roundtrip, found 4 days ago
$131
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Mon, Apr 28 from St. Louis to Las Vegas, returning Fri, May 9, priced at $131 found 4 days ago
Thu, May 8 - Fri, May 9
STL
St. Louis
LAS
Las Vegas
$136 Roundtrip, found 5 hours ago
$136
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Thu, May 8 from St. Louis to Las Vegas, returning Fri, May 9, priced at $136 found 5 hours ago
Thu, May 8 - Fri, May 23
STL
St. Louis
LAS
Las Vegas
$136 Roundtrip, found 2 days ago
$136
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, May 8 from St. Louis to Las Vegas, returning Fri, May 23, priced at $136 found 2 days ago
Fri, May 9 - Thu, May 15
STL
St. Louis
LAS
Las Vegas
$142 Roundtrip, found 3 hours ago
$142
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, May 9 from St. Louis to Las Vegas, returning Thu, May 15, priced at $142 found 3 hours ago
Sun, May 4 - Fri, May 9
STL
St. Louis
LAS
Las Vegas
$150 Roundtrip, found 1 day ago
$150
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, May 4 from St. Louis to Las Vegas, returning Fri, May 9, priced at $150 found 1 day ago
Fri, May 16 - Mon, May 19
STL
St. Louis
LAS
Las Vegas
$156 Roundtrip, found 1 hour ago
$156
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, May 16 from St. Louis to Las Vegas, returning Mon, May 19, priced at $156 found 1 hour ago
Mon, May 5 - Wed, May 7
STL
St. Louis
LAS
Las Vegas
$158 Roundtrip, found 1 day ago
$158
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, May 5 from St. Louis to Las Vegas, returning Wed, May 7, priced at $158 found 1 day ago

Harry Reid Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Rio Hotel & Casino, a Destination by Hyatt Hotel

Rio Hotel & Casino, a Destination by Hyatt Hotel

3.5 out of 5
per person
Jun 17 - Jun 20
found 1 day ago
Roundtrip flight included
St. Louis (STL) to Las Vegas (LAS)
Virgin Hotels Las Vegas, Curio Collection by Hilton

Virgin Hotels Las Vegas, Curio Collection by Hilton

4.5 out of 5
per person
Jun 17 - Jun 20
found 1 day ago
Roundtrip flight included
St. Louis (STL) to Las Vegas (LAS)
The Palazzo Prestige Club Lounge

The Palazzo Prestige Club Lounge

5 out of 5
Save 100% on your flight
per person
Jun 1 - Jun 4
found 1 day ago
Roundtrip flight included
St. Louis (STL) to Las Vegas (LAS)
Horseshoe Las Vegas

Horseshoe Las Vegas

4 out of 5
per person
Jun 17 - Jun 20
found 1 day ago
Roundtrip flight included
St. Louis (STL) to Las Vegas (LAS)
Caesars Palace

Caesars Palace

4.5 out of 5
per person
Jun 17 - Jun 20
found 1 day ago
Roundtrip flight included
St. Louis (STL) to Las Vegas (LAS)
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Frequently asked questions

Can I catch a flight from Lambert Field to McCarran Airport right now?
It’s always wise to find out about any travel advice reports and quarantine requirements in place in your destination. Make sure you go to the Covid-19 Travel Advisor for up-to-date information on booking a flight to LAS.
Are there direct flights from Lambert-St. Louis Intl. Airport (STL) to LAS?
Southwest Airlines and Frontier Airlines are among the airlines that provide nonstop flights from STL to McCarran Intl. Airport (LAS). If you’re itching to get to where you’re headed fast, these are your best options.
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 LAS, please visit our Customer Service Portal.
How long is the flight from Lambert-St. Louis Intl. Airport (STL) to McCarran Intl. Airport (LAS)?
Flights between Lambert-St. Louis Intl. Airport (STL) and McCarran Airport usually take around 3 hours and 30 minutes all up. Make the most of your time in the air by reading, resting, checking out the in-flight entertainment or doing all three.
What is the flight distance from Lambert Field to LAS?
There’s a flight distance of 1,350 mi between Lambert-St. Louis Intl. Airport (STL) and McCarran Intl. Airport (LAS). This is classified as a medium-haul flight. There’ll be enough time to enjoy the in-flight entertainment and squeeze in some sleep if you’re feeling tired.
What airlines fly from STL to McCarran Intl. Airport (LAS)?
With good range of airlines operating nonstop flights from Lambert Field to LAS, you’ll easily find one that ticks all your boxes. Here are some of the most well-liked air carriers:

  • Southwest Airlines - (WN) with 95 flights every month
  • Frontier Airlines - (F9) with 43 flights every month
  • Spirit Airlines - (NK) with 30 flights every month
  • Sun Country Airlines - (SY) with 4 flights every month

What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Southwest Airlines, Spirit Airlines or Frontier Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
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.

Flight information from St. Louis to Las Vegas

 

Traveling From
Lambert-St. Louis Intl.
Traveling To
Harry Reid Intl.
Shortest Flight Time
3 hours 30 mins
Earliest Departure Time
5:00AM CDT
Latest Departure Time
9:55PM CDT
Lowest Flight Price
$122

Route Info

Flight path for flights from Lambert-St. Louis International Airport to McCarran International Airport


Origin:
STL - Lambert-St. Louis International Airport
Destination:
LAS - McCarran International Airport
Distance:
1,375.00 miles


Airlines & Aircraft Used on STL to LAS Flight Routes


Airline Carrier
Aircraft
American Airlines
De Havilland Canada DHC-8-400 Dash 8Q

Discover our best flights from St. Louis STL to Las Vegas LAS. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from St. Louis STL to Las Vegas LAS at the right price  

Airfares to Las Vegas LAS from St. Louis STL currently cost between $122 and $158. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

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

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from St. Louis STL to Las Vegas LAS on Travelocity starting at $62. Prices and availability subject to change. Additional terms may apply. 

 

Get to Las Vegas LAS from St. Louis STL quicker with direct flights. 

Get to Las Vegas faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to LAS from STL to take around 3 hour(s) 30 min(s).  

 

Find our cheapest airfares for flights from St. Louis STL to Las Vegas LAS

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to LAS from STL. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from St. Louis STL to Las Vegas LAS today 

If you’re flexible about when you travel, July is usually the cheapest month to fly from St. Louis STL to Las Vegas LAS. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Las Vegas LAS from St. Louis STL 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to LAS from STL have this option.  

 

Travel with confidence when you book flights to Las Vegas LAS from St. Louis STL with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*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.