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Cheap flights from Missouri to Las Vegas from $61

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Las Vegas departing on 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missouri to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:29 am - 3:32 pm
STL
-
LAS
11h 03m
1 stop
Alaska Airlines Logo
8:02 am - 5:10 pm
LAS
-
STL
7h 08m
1 stop
$137Alaska Airlines
Tue, Sep 15 - Sat, Sep 19
Alaska Airlines Logo
6:29 am - 3:32 pm
STL
-
LAS
11h 03m
1 stop
Alaska Airlines Logo
8:02 am - 5:10 pm
LAS
-
STL
7h 08m
1 stop
$137Alaska Airlines
Tue, Sep 15 - Wed, Sep 16
Allegiant Air Logo
9:12 pm - 10:21 pm
SGF
-
LAS
3h 09mnonstop
Allegiant Air Logo
6:55 am - 11:52 am
LAS
-
SGF
2h 57mnonstop
$150Allegiant Air
Mon, Sep 7 - Fri, Sep 11
Frontier Logo
8:32 pm - 2:07 pm
MCI
-
LAS
19h 35m
1 stop
Frontier Logo
6:45 am - 7:37 pm
LAS
-
MCI
10h 52m
1 stop
$150Frontier
Fri, Sep 25 - Tue, Sep 29
Allegiant Air Logo
9:36 pm - 10:39 pm
SGF
-
LAS
3h 03mnonstop
Allegiant Air Logo
2:48 pm - 7:46 pm
LAS
-
SGF
2h 58mnonstop
$151Allegiant Air
Mon, Aug 24 - Fri, Aug 28
Frontier Logo
1:38 pm - 11:43 pm
MCI
-
LAS
12h 05m
1 stop
Frontier Logo
9:45 am - 7:37 pm
LAS
-
MCI
7h 52m
1 stop
$151Frontier
Sat, Sep 5 - Wed, Sep 9
American Airlines Logo
5:11 pm - 9:45 pm
STL
-
LAS
6h 34m
1 stop
American Airlines Logo
11:51 pm - 10:18 am
LAS
-
STL
8h 27m
1 stop
$187American Airlines
Sat, Sep 5 - Tue, Sep 8
American Airlines Logo
3:34 pm - 8:04 pm
STL
-
LAS
6h 30m
1 stop
American Airlines Logo
12:09 pm - 8:52 pm
LAS
-
STL
6h 43m
1 stop
$187American Airlines
Tue, Sep 22 - Wed, Sep 23
Delta Logo
6:55 pm - 11:35 pm
STL
-
LAS
6h 40m
1 stop
Delta Logo
5:10 pm - 12:44 am
LAS
-
STL
5h 34m
1 stop
$187Delta
Wed, Sep 30 - Tue, Oct 6
Delta Logo
5:47 pm - 11:13 pm
STL
-
LAS
7h 26m
1 stop
Delta Logo
12:40 am - 8:40 am
LAS
-
STL
6h 00m
1 stop
$197Delta
Sat, Sep 12 - Mon, Sep 14

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Alaska Airlines flights from Missouri to Las Vegas

Our best Alaska Airlines deals on Missouri to Las Vegas flight tickets
Alaska Airlines
Oct 3
STL4:42 pmLambert-St Louis
9h 17m
1 stop
LAS11:59 pmLas Vegas Harry Reid Intl
Oct 7
LAS12:08 pmLas Vegas Harry Reid Intl
9h 51m
1 stop
STL11:59 pmLambert-St Louis
$137
Alaska Airlines
Sep 15
STL6:29 amLambert-St Louis
11h 03m
1 stop
LAS3:32 pmLas Vegas Harry Reid Intl
Sep 18
LAS11:55 amLas Vegas Harry Reid Intl
10h 04m
1 stop
STL11:59 pmLambert-St Louis
$157
Alaska Airlines
Oct 3
STL4:42 pmLambert-St Louis
9h 17m
1 stop
LAS11:59 pmLas Vegas Harry Reid Intl
Oct 7
LAS7:00 amLas Vegas Harry Reid Intl
14h 59m
2 stops
STL11:59 pmLambert-St Louis
$175

Frontier flights from Missouri to Las Vegas

Our best Frontier deals on Missouri to Las Vegas flight tickets
Frontier
Sep 25
MCI8:32 pmKansas City
19h 35m
1 stop
LAS2:07 pmLas Vegas Harry Reid Intl
Sep 29
LAS6:45 amLas Vegas Harry Reid Intl
10h 52m
1 stop
MCI7:37 pmKansas City
$150
Frontier
Oct 6
MCI8:32 pmKansas City
13h 56m
1 stop
LAS8:28 amLas Vegas Harry Reid Intl
Oct 13
LAS3:23 pmLas Vegas Harry Reid Intl
19h 59m
2 stops
MCI1:22 pmKansas City
$151
Frontier
Oct 17
MCI2:17 pmKansas City
11h 14m
1 stop
LAS11:31 pmLas Vegas Harry Reid Intl
Oct 19
LAS12:59 amLas Vegas Harry Reid Intl
10h 23m
1 stop
MCI1:22 pmKansas City
$153

momondo Fare Finder

 
Customize your flight search to find flights from Missouri to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 3, 2026.
Use the filters below to find and compare flights from Missouri to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Tue 9/15

6:29 am-3:32 pm

1 stop11h 03m

Las Vegas Harry Reid Intl

Sat 9/19

8:02 am-5:10 pm

1 stop7h 08m

$137

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Tue 9/15

6:29 am-3:32 pm

1 stop11h 03m

Las Vegas Harry Reid Intl

Wed 9/16

8:02 am-5:10 pm

1 stop7h 08m

$137

SpringfieldLas Vegas

SGF - LAS

SGFLAS

Springfield-Branson

Mon 9/7

9:12 pm-10:21 pm

Nonstop3h 09m

Las Vegas Harry Reid Intl

Fri 9/11

6:55 am-11:52 am

Nonstop2h 57m

$150

Kansas CityLas Vegas

MCI - LAS

MCILAS

Kansas City

Fri 9/25

8:32 pm-2:07 pm

1 stop19h 35m

Las Vegas Harry Reid Intl

Tue 9/29

6:45 am-7:37 pm

1 stop10h 52m

$150
Quickest round-trip

SpringfieldLas Vegas

SGF - LAS

SGFLAS

Springfield-Branson

Mon 8/24

9:36 pm-10:39 pm

Nonstop3h 03m

Las Vegas Harry Reid Intl

Fri 8/28

2:48 pm-7:46 pm

Nonstop2h 58m

$151

Kansas CityLas Vegas

MCI - LAS

MCILAS

Kansas City

Sat 9/5

1:38 pm-11:43 pm

1 stop12h 05m

Las Vegas Harry Reid Intl

Wed 9/9

9:45 am-7:37 pm

1 stop7h 52m

$151

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Sat 9/5

5:11 pm-9:45 pm

1 stop6h 34m

Las Vegas Harry Reid Intl

Tue 9/8

11:51 pm-10:18 am

1 stop8h 27m

$187

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Tue 9/22

3:34 pm-8:04 pm

1 stop6h 30m

Las Vegas Harry Reid Intl

Wed 9/23

12:09 pm-8:52 pm

1 stop6h 43m

$187

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Wed 9/30

6:55 pm-11:35 pm

1 stop6h 40m

Las Vegas Harry Reid Intl

Tue 10/6

5:10 pm-12:44 am

1 stop5h 34m

$187

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Sat 9/12

5:47 pm-11:13 pm

1 stop7h 26m

Las Vegas Harry Reid Intl

Mon 9/14

12:40 am-8:40 am

1 stop6h 00m

$197

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Missouri to Las Vegas

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 cheapest month to fly to Las Vegas?

The month of January is, on average, the cheapest month to fly to Las Vegas from Missouri, with most prices found around $268. The month of August is another great option to travel to Las Vegas, with average flight prices from Missouri averaging around $271.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Monday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $312. Flights from Missouri to Las Vegas on a Wednesday will generally be more expensive and average around $400. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the evening when flights can be purchased for as low as $269. Flights to Las Vegas are more costly in the morning, with an average ticket price of $482. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Missouri to Las Vegas Harry Reid Intl flight route?

Fly from Kansas City to Las Vegas Harry Reid Intl for the best Missouri - Las Vegas Harry Reid Intl flight prices

How far in advance should I book a flight from Missouri to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $310 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Missouri for as low as $249 on momondo.

What cabin class options are available on Missouri to Las Vegas flights?

There are 4 cabin classes available to choose from on Missouri to Las Vegas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Missouri to Las Vegas flights?

No. A direct flight is the cheapest option for a flight between Missouri to Las Vegas.

Cheap Missouri to Las Vegas flight deals and tips

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

Best Price Found

$136

Fastest flight time

2h 55m

Direct flights

Every day

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from Missouri in the past 72 hours is $136. The best round-trip flight deal from Missouri to Las Vegas found on momondo in the last 72 hours is $225.
The fastest flight from Missouri to Las Vegas takes 2h 55m
Direct flights go from Missouri to Las Vegas every day.
There is 1 airport in Las Vegas. From Missouri there are direct flights to Las Vegas Harry Reid Intl (LAS).
Search flight deals

Frequently asked questions about flying from Missouri to Las Vegas

  • When did momondo last update prices for flights from Missouri to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Missouri to Las Vegas Harry Reid Intl Airport were last updated today.

  • How many operators does momondo search for flights from Missouri to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from Missouri to Las Vegas Harry Reid Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Missouri to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The required travel and health documents for your Las Vegas Harry Reid Intl 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 license and a passport valid for six months after your intended arrival at Las Vegas Harry Reid Intl 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 Missouri to Las Vegas?

Best airlines flying from Missouri to Las Vegas

Compare and see reviews for airlines that fly from Missouri to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $105Free CancellationRating
5.6
2,740 reviews
Search Frontier flights
DeltaPriceFrom $108Free CancellationRating
7.8
8,488 reviews
Search Delta flights
JetBluePriceFrom $121Free CancellationRating
7.2
3,027 reviews
Search JetBlue flights
Allegiant AirPriceFrom $136Free CancellationRating
7.3
680 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $216Free CancellationRating
7.4
10,058 reviews
Search United Airlines flights
American AirlinesPriceFrom $219Free CancellationRating
7.1
11,842 reviews
Search American Airlines flights
SouthwestPriceFrom $250Free CancellationRating
8.0
4,227 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $256Free CancellationRating
7.9
12,756 reviews
Search Alaska Airlines flights

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Paradise
Henderson
North Las Vegas
Kingman
Mesquite
Sunrise Manor
Pahrump
Furnace Creek
Boulder City
Primm
Winchester
Needles

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Las Vegas?

It is quick and easy to find Missouri to Las Vegas flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Las Vegas that suits you.

Can I find flights from Missouri to Las Vegas with flexible booking policies on momondo?

Yes. All flights to Las Vegas from Missouri on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Missouri to Las Vegas?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Missouri to Las Vegas.

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

If you are not ready to book a flight from Missouri to Las Vegas now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Las Vegas and let you know when they change.

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