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Find cheap flights from Missouri to Las Vegas from $34

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Las Vegas departing on 5/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
sáb. 6/8
sáb. 6/15

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In the last 7 days travelers have searched 43,895,468 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

October

Cheapest flight

$34
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly and prices are also 5% lower on average.
Flight from St. Louis to Las Vegas

FAQs for booking flights from Missouri to Las Vegas

  • How does KAYAK find such low prices on flights from Missouri to Las Vegas?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Las Vegas.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Las Vegas?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Las Vegas from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Missouri to Las Vegas?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Las Vegas with an airline and back to Missouri with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Las Vegas?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Las Vegas from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Missouri to Las Vegas?

Find which airlines fly direct from Missouri to Harry Reid Intl, which days they fly and book direct flights.

Nonstop departures

Missouri to Las Vegas Harry Reid Intl

Monday

ANA, Advanced Air, Aer Lingus, +68 more

ANA, Advanced Air, +69 more

Tuesday

ANA, Advanced Air, Aer Lingus, +64 more

ANA, Advanced Air, +65 more

Wednesday

ANA, Advanced Air, Aer Lingus, +66 more

ANA, Advanced Air, +67 more

Thursday

ANA, Advanced Air, Aer Lingus, +68 more

ANA, Advanced Air, +69 more

Friday

ANA, Advanced Air, Aer Lingus, +67 more

ANA, Advanced Air, +68 more

Saturday

ANA, Advanced Air, Aer Lingus, +66 more

ANA, Advanced Air, +67 more

Sunday

ANA, Advanced Air, Aer Lingus, +68 more

ANA, Advanced Air, +69 more

See more direct flights

Nonstop returns

Las Vegas Harry Reid Intl to Missouri

Monday

ANA, Advanced Air, Aer Lingus, +68 more

ANA, Advanced Air, +69 more

Tuesday

ANA, Advanced Air, Aer Lingus, +64 more

ANA, Advanced Air, +65 more

Wednesday

ANA, Advanced Air, Aer Lingus, +66 more

ANA, Advanced Air, +67 more

Thursday

ANA, Advanced Air, Aer Lingus, +68 more

ANA, Advanced Air, +69 more

Friday

ANA, Advanced Air, Aer Lingus, +67 more

ANA, Advanced Air, +68 more

Saturday

ANA, Advanced Air, Aer Lingus, +66 more

ANA, Advanced Air, +67 more

Sunday

ANA, Advanced Air, Aer Lingus, +68 more

ANA, Advanced Air, +69 more

See more direct flights
See more direct flights

Book cheap flights from Missouri to Las Vegas

Recent round-trip flight deals

5/21mar.
nonstopFrontier
3h 48mSTL-LAS
5/22mié.
nonstopFrontier
3h 12mLAS-STL
$51
5/28mar.
nonstopFrontier
3h 48mSTL-LAS
5/31vie.
nonstopFrontier
3h 12mLAS-STL
$59
5/29mié.
nonstopSpirit Airlines
3h 32mSTL-LAS
6/5mié.
nonstopSpirit Airlines
3h 16mLAS-STL
$64
6/12mié.
nonstop
3h 27mSTL-LAS
6/18mar.
nonstop
3h 12mLAS-STL
$67
5/21mar.
nonstop
3h 41mSTL-LAS
5/24vie.
nonstop
3h 18mLAS-STL
$76
6/5mié.
nonstopSpirit Airlines
2h 57mMCI-LAS
6/5mié.
nonstopSpirit Airlines
2h 54mLAS-MCI
$94
7/10mié.
nonstopAllegiant Air
3h 03mSGF-LAS
7/17mié.
nonstopAllegiant Air
3h 00mLAS-SGF
$133
8/12lun.
nonstopAllegiant Air
3h 03mSGF-LAS
8/16vie.
nonstopAllegiant Air
3h 00mLAS-SGF
$190
8/28mié.
1 stopAmerican Airlines
5h 59mSGF-LAS
9/1dom.
1 stopAmerican Airlines
7h 29mLAS-SGF
$231
9/9lun.
1 stopAmerican Airlines
8h 09mSGF-LAS
9/17mar.
1 stopAmerican Airlines
5h 04mLAS-SGF
$238

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Recent one-way flight deals

5/21mar.
nonstopFrontier
3h 48mSTL-LAS
$34
5/29mié.
nonstopSpirit Airlines
3h 02mMCI-LAS
$42
5/26dom.
1 stopSun Country Air
7h 01mMCI-LAS
$89
6/24lun.
nonstopAllegiant Air
3h 04mSGF-LAS
$98
6/21vie.
1 stop
13h 05mSGF-LAS
$113
7/12vie.
1 stopSun Country Air
21h 02mSTL-LAS
$118
6/7vie.
1 stop
8h 35mSTL-LAS
$122
7/17mié.
1 stopAmerican Airlines
6h 54mSGF-LAS
$129
7/17mié.
nonstopAllegiant Air
3h 03mSGF-LAS
$136
9/26jue.
1 stopAmerican Airlines
6h 10mSGF-LAS
$164

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Search by price

Last minute flights from Missouri to Las Vegas

Last minute flight, train and bus deals

5/14mar.
nonstopFrontier
3h 52mSTL-LAS
5/15mié.
nonstopFrontier
3h 08mLAS-STL
$63
5/14mar.
nonstopFrontier
3h 43mSTL-LAS
5/16jue.
nonstopFrontier
3h 22mLAS-STL
$84
5/10vie.
nonstop
3h 33mSTL-LAS
5/17vie.
nonstop
3h 12mLAS-STL
$175
5/14mar.
multi-stopSpirit Airlines
12h 53mMCI-LAS
5/17vie.
nonstopSpirit Airlines
2h 51mLAS-MCI
$181
5/14mar.
nonstopSpirit Airlines
3h 02mMCI-LAS
5/17vie.
nonstopSpirit Airlines
2h 51mLAS-MCI
$206
5/14mar.
multi-stop
6h 55mMCI-LAS
5/20lun.
nonstop
2h 51mLAS-MCI
$208
5/10vie.
multi-stopDelta
8h 39mSGF-LAS
5/11sáb.
multi-stopDelta
9h 26mLAS-SGF
$438
5/14mar.
multi-stopDelta
5h 44mSTL-LAS
5/18sáb.
multi-stopDelta
6h 04mLAS-STL
$458
5/11sáb.
multi-stopAmerican Airlines
7h 25mSGF-LAS
5/11sáb.
multi-stopAmerican Airlines
6h 50mLAS-SGF
$463
5/10vie.
multi-stopAmerican Airlines
7h 53mSGF-LAS
5/10vie.
multi-stopAmerican Airlines
5h 20mLAS-SGF
$468

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Flights to Las Vegas

Destination:

Las Vegas (LAS)United States

Return flight deals:

Las Vegas - Missouri

Cabin classes:

$1,674
$231
$2,158
$78