Cheap Flight Tickets from St Louis (STL) to Las Vegas (LAS), Starting at $417

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

$442

WN Southwest Airlines • nonstop • 5h 35m

Dec 17 – Dec 20

The cheapest round trip flight from St Louis to Las Vegas (STL-LAS-STL) is currently $442

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Cheapest Direct Flight

$417

F9 Frontier Airlines • nonstop • 5h 50m

Dec 17

The cheapest nonstop flight from St Louis to Las Vegas (STL-LAS) is currently $417

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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

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.

Dec 17 - Dec 20, Economy
WN
St Louis → Las Vegas
5h 35m
1:00 PM - 2:35 PM • nonstop
WN
St Louis → Las Vegas
7h 5m
12:45 PM - 7:10 PM • 1 stop
$442
Southwest Airlines
Dec 17 - Dec 20, Economy
WN
St Louis → Las Vegas
10h 30m
10:15 AM - 2:45 PM • 1 stop
WN
St Louis → Las Vegas
10h 20m
8:40 AM - 5:00 PM • 1 stop
$571
Southwest Airlines
Dec 17 - Dec 20, Economy
WN
St Louis → Las Vegas
15h 55m
3:55 PM - 11:50 PM • 1 stop
WN
St Louis → Las Vegas
10h 20m
8:40 AM - 5:00 PM • 1 stop
$576
Southwest Airlines
Dec 17 - Dec 20, Economy
WN
St Louis → Las Vegas
10h 20m
8:25 AM - 12:45 PM • 1 stop
WN
St Louis → Las Vegas
10h 25m
4:20 PM - 12:45 AM • 1 stop
$585
Southwest Airlines
Dec 17 - Dec 20, Economy
DL
St Louis → Las Vegas
10h 58m
7:08 AM - 12:06 PM • 1 stop
DL
St Louis → Las Vegas
45h 37m
5:59 PM - 11:36 PM • 1 stop
$595
Delta Airlines
Dec 17 - Dec 20, Economy
AA
St Louis → Las Vegas
9h 6m
2:45 PM - 6:31 PM • 1 stop
AA
St Louis → Las Vegas
8h 26m
4:47 PM - 11:53 PM • 1 stop
$628
American 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 5:40 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 AA : USD 628
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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