Cheap Flight Tickets from St Louis (STL) to Las Vegas (LAS), Starting at $496

Good to Know: Cheapest and Fastest STL - LAS Flights

Useful information for finding best airline tickets from Lambert St Louis International to McCarran International on your next trip.

Cheapest Round Trip Flight

$496

F9 Frontier Airlines • 1 stop • 9h 11m

Jun 26 – Jul 01

The cheapest round trip flight from St Louis to Las Vegas (STL-LAS-STL) is currently $496

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Cheapest Direct Flight

$896

WN Southwest Airlines • nonstop • 8h 55m

Jun 25

The cheapest nonstop flight from St Louis to Las Vegas (STL-LAS) is currently $896

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Fastest Flight

5h 25m

The fastest nonstop flight from St Louis to Las Vegas (STL-LAS) takes 5h 25m

Top Airlines Flying from St Louis to Las Vegas

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

WestJet Airlines

WestJet Airlines

Latest Flight Deals from St Louis (STL) to Las Vegas (LAS)

Compare and book low fare round-trip air tickets from St Louis to Las Vegas. Ideal for travelers with confirmed return itineraries.

Jun 26 - Jul 01, Economy
F9
St Louis → Las Vegas
9h 11m
7:38 PM - 5:29 PM • 1 stop
F9
St Louis → Las Vegas
18h 28m
1:23 PM - 6:51 PM • nonstop
$496
Frontier Airlines
Jun 26 - Jul 01, Economy
WN
St Louis → Las Vegas
18h 20m
9:45 PM - 6:45 AM • 1 stop
WN
St Louis → Las Vegas
15h 35m
10:25 AM - 10:00 PM • 1 stop
$978
Southwest Airlines
Jun 26 - Jul 01, Economy
WN
St Louis → Las Vegas
18h 20m
9:45 PM - 6:45 AM • 1 stop
WN
St Louis → Las Vegas
20h 20m
8:50 AM - 11:10 PM • 3 stops
$1036
Southwest Airlines
Jun 26 - Jul 01, Economy
WN
St Louis → Las Vegas
12h 10m
4:00 PM - 9:30 PM • 1 stop
WN
St Louis → Las Vegas
15h 35m
10:25 AM - 10:00 PM • 1 stop
$1049
Southwest Airlines
Jun 26 - Jul 01, Economy
AS
St Louis → Las Vegas
16h 54m
6:02 AM - 2:16 PM • 1 stop
AS
St Louis → Las Vegas
17h 9m
11:30 AM - 11:59 PM • 1 stop
$1060
Alaska Airlines
Jun 26 - Jul 01, Economy
AS
St Louis → Las Vegas
33h 40m
7:56 PM - 2:16 PM • 1 stop
AS
St Louis → Las Vegas
12h 17m
7:00 AM - 4:37 PM • 1 stop
$1138
Alaska Airlines

Fly from St Louis to Las Vegas with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from St Louis to Las Vegas? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on St Louis to Las Vegas Flights

What are the airports in St Louis?
STL
What’s the most popular airline flying from STL to LAS?
The most popular airline flying from St Louis to Las Vegas are
Can I fly from STL to LAS non-stop?
Yes, you can fly STL to LAS non-stop on
Which airlines fly nonstop between St Louis and Las Vegas?
The non-stop flights between St Louis and Las Vegas are .
What’s the earliest departure time from STL to LAS Airport?
The earliest flight leaves STL at 6:02 am and lands in LAS - McCarran International
What are the airports in Las Vegas?
LAS
Can I make changes to my St Louis to Las Vegas flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from STL to LAS?
Read the fare rules of the St Louis to Las Vegas air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from St Louis and Las Vegas?
operate flights between St Louis and Las Vegas
How long does a flight from St Louis to Las Vegas take?
It takes approximately 3 hour to fly non-stop from STL to LAS, which is 1371.3 miles by air.
Which airlines provide the cheapest flights from St Louis (STL) to Las Vegas (LAS) ?
In the past couple of days, the cheapest tickets to LAS from STL were found on F9 : USD 496
Do I need a passport to fly between STL and LAS?
No
What’s the latest departure time from STL to LAS ?
The last flight leaves STL at 9:55 pm

St Louis (STL) to Las Vegas (LAS): Airport Information

Origin Airport Lambert St Louis International , St Louis, US
Destination Airport McCarran International , Las Vegas, US
Distance 1371 miles

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