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Cheap flights from Las Vegas to St. Louis from R2 536

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Las Vegas to St. Louis

Cheap return flights

Enter your travel dates to find the best prices.
Southwest Logo
6:35 - 11:40LAS  Las Vegas Harry Reid Intl-STL Lambert-St Louis
3h 05mdirect
Southwest Logo
12:40 - 15:30STL  Lambert-St Louis-LAS Las Vegas Harry Reid Intl
4h 50m1 stop Kansas City
R5 055Southwest
Wed, Oct 28 - Wed, Nov 4
Southwest Logo
6:10 - 11:15LAS  Las Vegas Harry Reid Intl-STL Lambert-St Louis
3h 05mdirect
Southwest Logo
17:50 - 19:25STL  Lambert-St Louis-LAS Las Vegas Harry Reid Intl
3h 35mdirect
R5 072Southwest
Sat, Oct 17 - Sat, Oct 24
Southwest Logo
6:10 - 11:15LAS  Las Vegas Harry Reid Intl-STL Lambert-St Louis
3h 05mdirect
Southwest Logo
8:55 - 13:20STL  Lambert-St Louis-LAS Las Vegas Harry Reid Intl
6h 25m1 stop Denver Intl
R5 137Southwest
Sat, Oct 17 - Sat, Oct 24
Delta Logo
23:27 - 10:51LAS  Las Vegas Harry Reid Intl-STL Lambert-St Louis
9h 24m1 stop Atlanta Hartsfield-Jackson
Delta Logo
9:47 - 16:45STL  Lambert-St Louis-LAS Las Vegas Harry Reid Intl
8h 58m1 stop Minneapolis St Paul
R5 186Delta
Tue, Oct 20 - Tue, Oct 27
Southwest Logo
11:20 - 19:45LAS  Las Vegas Harry Reid Intl-STL Lambert-St Louis
6h 25m2 stops Amarillo Dallas Love Field
Southwest Logo
8:25 - 12:35STL  Lambert-St Louis-LAS Las Vegas Harry Reid Intl
6h 10m1 stop San Diego
R5 283Southwest
Wed, Jan 13 - Tue, Jan 19
Southwest Logo
17:00 - 22:10LAS  Las Vegas Harry Reid Intl-STL Lambert-St Louis
3h 10mdirect
Southwest Logo
7:50 - 9:25STL  Lambert-St Louis-LAS Las Vegas Harry Reid Intl
3h 35mdirect
R5 446Southwest
Wed, Oct 21 - Mon, Oct 26
Southwest Logo
6:35 - 11:40LAS  Las Vegas Harry Reid Intl-STL Lambert-St Louis
3h 05mdirect
Southwest Logo
7:20 - 8:55STL  Lambert-St Louis-LAS Las Vegas Harry Reid Intl
3h 35mdirect
R5 478Southwest
Tue, Oct 13 - Tue, Oct 20
Southwest Logo
5:50 - 13:05LAS  Las Vegas Harry Reid Intl-STL Lambert-St Louis
5h 15m1 stop Dallas Love Field
Southwest Logo
5:20 - 7:00STL  Lambert-St Louis-LAS Las Vegas Harry Reid Intl
3h 40mdirect
R5 543Southwest
Tue, Oct 13 - Tue, Oct 20
Southwest Logo
5:50 - 13:05LAS  Las Vegas Harry Reid Intl-STL Lambert-St Louis
5h 15m1 stop Dallas Love Field
Southwest Logo
8:30 - 13:05STL  Lambert-St Louis-LAS Las Vegas Harry Reid Intl
6h 35m2 stops Dallas Love Field Albuquerque
R5 689Southwest
Tue, Oct 13 - Tue, Oct 20
Southwest Logo
17:35 - 22:45LAS  Las Vegas Harry Reid Intl-STL Lambert-St Louis
3h 10mdirect
Southwest Logo
5:30 - 7:05STL  Lambert-St Louis-LAS Las Vegas Harry Reid Intl
3h 35mdirect
R5 836Southwest
Thu, Oct 22 - Mon, Oct 26

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Delta flights from Las Vegas to St. Louis

Our best Delta deals on Las Vegas to St. Louis flight tickets
Delta
Oct 20
LAS6:00Las Vegas Harry Reid Intl
8h 28m
1 stop
STL16:28Lambert-St Louis
Oct 28
STL6:21Lambert-St Louis
7h 27m
1 stop
LAS11:48Las Vegas Harry Reid Intl
R5 186
Delta
Oct 23
LAS17:50Las Vegas Harry Reid Intl
14h 48m
1 stop
STL10:38Lambert-St Louis
Oct 27
STL14:38Lambert-St Louis
8h 26m
1 stop
LAS21:04Las Vegas Harry Reid Intl
R5 885
Delta
Oct 22
LAS6:10Las Vegas Harry Reid Intl
5h 22m
1 stop
STL13:32Lambert-St Louis
Oct 24
STL15:35Lambert-St Louis
6h 05m
1 stop
LAS19:40Las Vegas Harry Reid Intl
R5 901

Southwest flights from Las Vegas to St. Louis

Our best Southwest deals on Las Vegas to St. Louis flight tickets
Southwest
Oct 28
LAS6:35Las Vegas Harry Reid Intl
3h 05m
STL11:40Lambert-St Louis
Nov 4
STL12:40Lambert-St Louis
4h 50m
1 stop
LAS15:30Las Vegas Harry Reid Intl
R5 055
Southwest
Oct 17
LAS6:10Las Vegas Harry Reid Intl
3h 05m
STL11:15Lambert-St Louis
Oct 24
STL17:50Lambert-St Louis
3h 35m
LAS19:25Las Vegas Harry Reid Intl
R5 072
Southwest
Oct 17
LAS6:10Las Vegas Harry Reid Intl
3h 05m
STL11:15Lambert-St Louis
Oct 24
STL8:55Lambert-St Louis
6h 25m
1 stop
LAS13:20Las Vegas Harry Reid Intl
R5 137

momondo Fare Finder

 
Use the filters below to find and compare flights from Las Vegas to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Las VegasSt. Louis

LAS Las Vegas Harry Reid Intl - STL Lambert-St Louis

LASSTL

Las Vegas Harry Reid Intl

Wed 28/10

6:35-11:40

Nonstop3h 05m

Lambert-St Louis

Wed 4/11

12:40-15:30

1 stop4h 50m

R5 055
Fastest return journey

Las VegasSt. Louis

LAS Las Vegas Harry Reid Intl - STL Lambert-St Louis

LASSTL

Las Vegas Harry Reid Intl

Sat 17/10

6:10-11:15

Nonstop3h 05m

Lambert-St Louis

Sat 24/10

17:50-19:25

Nonstop3h 35m

R5 072

Las VegasSt. Louis

LAS Las Vegas Harry Reid Intl - STL Lambert-St Louis

LASSTL

Las Vegas Harry Reid Intl

Sat 17/10

6:10-11:15

Nonstop3h 05m

Lambert-St Louis

Sat 24/10

8:55-13:20

1 stop6h 25m

R5 137

Las VegasSt. Louis

LAS Las Vegas Harry Reid Intl - STL Lambert-St Louis

LASSTL

Las Vegas Harry Reid Intl

Tue 20/10

23:27-10:51

1 stop9h 24m

Lambert-St Louis

Tue 27/10

9:47-16:45

1 stop8h 58m

R5 186

Las VegasSt. Louis

LAS Las Vegas Harry Reid Intl - STL Lambert-St Louis

LASSTL

Las Vegas Harry Reid Intl

Wed 13/1

11:20-19:45

2 stops6h 25m

Lambert-St Louis

Tue 19/1

8:25-12:35

1 stop6h 10m

R5 283

Las VegasSt. Louis

LAS Las Vegas Harry Reid Intl - STL Lambert-St Louis

LASSTL

Las Vegas Harry Reid Intl

Wed 21/10

17:00-22:10

Nonstop3h 10m

Lambert-St Louis

Mon 26/10

7:50-9:25

Nonstop3h 35m

R5 446

Las VegasSt. Louis

LAS Las Vegas Harry Reid Intl - STL Lambert-St Louis

LASSTL

Las Vegas Harry Reid Intl

Tue 13/10

6:35-11:40

Nonstop3h 05m

Lambert-St Louis

Tue 20/10

7:20-8:55

Nonstop3h 35m

R5 478

Las VegasSt. Louis

LAS Las Vegas Harry Reid Intl - STL Lambert-St Louis

LASSTL

Las Vegas Harry Reid Intl

Tue 13/10

5:50-13:05

1 stop5h 15m

Lambert-St Louis

Tue 20/10

5:20-7:00

Nonstop3h 40m

R5 543

Las VegasSt. Louis

LAS Las Vegas Harry Reid Intl - STL Lambert-St Louis

LASSTL

Las Vegas Harry Reid Intl

Tue 13/10

5:50-13:05

1 stop5h 15m

Lambert-St Louis

Tue 20/10

8:30-13:05

2 stops6h 35m

R5 689

Las VegasSt. Louis

LAS Las Vegas Harry Reid Intl - STL Lambert-St Louis

LASSTL

Las Vegas Harry Reid Intl

Thu 22/10

17:35-22:45

Nonstop3h 10m

Lambert-St Louis

Mon 26/10

5:30-7:05

Nonstop3h 35m

R5 836

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Las Vegas to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Las Vegas and St. Louis?

Prices are currently typical for flights on this route.

Typical prices usually range from R4 356 to R7 234.
The lowest price recently found on this route was R5 055.

What is the cheapest month to fly to St. Louis?

In general, October is the cheapest month to fly from Las Vegas to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R3 154. If you aren’t able to travel to St. Louis during the month of October, then flying in December is also cheap. Prices for this month can be found on momondo for an average of R3 300.

What is the cheapest Las Vegas Harry Reid Intl to Lambert-St Louis flight route?

Fly from Las Vegas Harry Reid Intl to Lambert-St Louis for the best Las Vegas Harry Reid Intl - Lambert-St Louis flight prices

How far in advance should I book a flight from Las Vegas to St. Louis?

You are more likely to see cheaper flights to St. Louis from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around R4 626 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Las Vegas for as low as R3 641 on momondo.

What cabin class options are available on Las Vegas to St. Louis flights?

There is only 1 cabin class available to choose from on Las Vegas to St. Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Las Vegas to St. Louis flight prices changed over time?

As of September 2026, prices for Las Vegas to St. Louis flights are approximately 82% more expensive when compared to flights at the same time last year.

When to book flights from Las Vegas to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Las Vegas to St. Louis (LAS to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas to St. Louis

Best price found

R2 536

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Las Vegas in the past 72 hours is R2 536. The best return flight deal from Las Vegas to St. Louis found on momondo in the last 72 hours is R5 055.
Direct flights go from Las Vegas to St. Louis every day.
There is 1 airport in St. Louis. From Las Vegas there are direct flights to Lambert-St Louis (STL).
Search flight deals

Frequently asked questions about flying from Las Vegas to St. Louis

  • How far is Las Vegas Harry Reid Intl to Lambert-St Louis by plane?

    The distance between Las Vegas Harry Reid Intl and Lambert-St Louis is about 2211,3 km.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Lambert-St Louis Airport?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Lambert-St Louis Airport were last updated today.

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Las Vegas to St. Louis?

Why use momondo?

Why should I use momondo to find a flight deal from Las Vegas to St. Louis?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Las Vegas to St. Louis for you.

Can I find flights from Las Vegas to St. Louis with flexible booking policies on momondo?

All flight searches from Las Vegas to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Las Vegas to St. Louis?

momondo helps you find the best flight between Las Vegas and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Las Vegas to St. Louis right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to St. Louis from Las Vegas. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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