Cheap flights from St. Louis to Las Vegas (STL - LAS) from $44

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/17. 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.
STL — LAS
Mar 24 — Mar 311

The best prices from Lambert-St Louis to Las Vegas Harry Reid Intl are usually found in January or February, booked 28 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from St. Louis to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 19, 2024.

Popular in

October

Cheapest in

January

Round-trip from

$194

One-way from

$98
High demand for flights, 18% potential price rise
Best time to find cheap flights, 35% potential price drop
From Lambert-St Louis to Las Vegas Harry Reid Intl
One-way flight from Lambert-St Louis to Las Vegas Harry Reid Intl

What is the cheapest day to fly round-trip from St. Louis to Las Vegas?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 31% on your flight compared to booking on days when demand is much higher.

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

Travelers have found it’s best to book a flight 29 days in advance to save up to 46% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 29 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Las Vegas 1-2 weeks in advance for as low as $166, or $281 for flights within the next 24 hours.

What is the cheapest month to fly from St. Louis to Las Vegas?

January can be a great time to fly to Las Vegas from St. Louis with a flight ticket averaging about $201. Cheapflights users have found deals in the month of January for as cheap as $88. The most expensive prices can be found in the month of October.

When is the cheapest time to fly from St. Louis to Las Vegas (STL - LAS)?

It’s typically best to fly out from St. Louis to Las Vegas in the evening. Doing so could potentially save you 42% on the flight price compared to flying at noon, which is usually more expensive.

Cheap Frontier flights from St. Louis to Las Vegas

Explore cheap flight options specifically provided by Frontier for the route between St. Louis and Las Vegas. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Take a look at some of the lowest-priced Frontier flights heading from St. Louis to Las Vegas. Come back soon if you're not finding the exact deal you're looking for.
Tue 4/1610:59 pmSTL - LAS
Nonstop3h 52mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$58
Wed 4/247:51 pmSTL - LAS
Nonstop3h 43mFrontier
Thu 4/255:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/17$59
Wed 4/177:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$60
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/16$77
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/17$78
Sun 4/147:51 pmSTL - LAS
Nonstop3h 43mFrontier
Thu 4/185:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/16$80
Mon 4/157:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/234:42 pmLAS - STL
Nonstop3h 17mFrontier
Deal found 3/17$81
Tue 5/710:59 pmSTL - LAS
Nonstop3h 52mFrontier
Tue 5/214:10 pmLAS - STL
Nonstop3h 22mFrontier
Deal found 3/17$87
Thu 5/910:59 pmSTL - LAS
Nonstop3h 52mFrontier
Tue 5/145:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/17$88
  • One of the most popular airlines traveling from St. Louis to Las Vegas is Frontier. Flights from Frontier traveling this route typically cost $187.89 RT. This price is typically 31% cheaper than other airlines that offer St. Louis to Las Vegas flights. When booking this route, the cheapest RT price found was $83. Lambert-St Louis Airport is the most common St. Louis airport to take off from when flying to Las Vegas. Las Vegas Harry Reid Intl Airport is the most popular arrival airport in Las Vegas. When flying from St. Louis to Las Vegas, Frontier flights are -9% more popular than any other airline flying that same route.

Cheap Spirit Airlines flights from St. Louis to Las Vegas

Explore cheap flight options specifically provided by Spirit Airlines for the route between St. Louis and Las Vegas. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
To aid your search, here are some of the cheapest Spirit Airlines flights we've found from St. Louis to Las Vegas. Ensure the flight price, dates, time, and airline match your criteria before you book.
Mon 4/85:35 pmSTL - LAS
1 stop31h 19mSpirit Airlines
Wed 4/105:30 amLAS - STL
Nonstop3h 13mSpirit Airlines
Deal found 3/18$161
Fri 4/192:48 pmSTL - LAS
Nonstop3h 30mSpirit Airlines
Mon 4/2210:59 amLAS - STL
Nonstop3h 13mSpirit Airlines
Deal found 3/18$218
Tue 3/262:25 pmSTL - LAS
1 stop10h 29mSpirit Airlines
Tue 4/21:30 pmLAS - STL
2 stops28h 43mSpirit Airlines
Deal found 3/18$221
Mon 4/155:02 pmSTL - LAS
Nonstop3h 30mSpirit Airlines
Wed 4/171:54 pmLAS - STL
3 stops25h 40mSpirit Airlines
Deal found 3/17$232
Tue 3/262:25 pmSTL - LAS
1 stop10h 29mSpirit Airlines
Tue 4/27:20 amLAS - STL
3 stops34h 53mSpirit Airlines
Deal found 3/18$260
Sat 3/3011:39 amSTL - LAS
1 stop14h 42mSpirit Airlines
Fri 4/55:54 pmLAS - STL
2 stops14h 49mSpirit Airlines
Deal found 3/18$302
Tue 3/262:25 pmSTL - LAS
3 stops28h 49mSpirit Airlines
Tue 4/21:30 pmLAS - STL
2 stops28h 43mSpirit Airlines
Deal found 3/18$309
Mon 4/15:35 pmSTL - LAS
2 stops24h 38mSpirit Airlines
Wed 4/2411:19 pmLAS - STL
2 stops16h 15mSpirit Airlines
Deal found 3/19$320
Mon 4/15:35 pmSTL - LAS
3 stops32h 08mSpirit Airlines
Wed 4/2411:19 pmLAS - STL
2 stops16h 15mSpirit Airlines
Deal found 3/19$324
  • If you’re traveling from St. Louis to Las Vegas, one of the more common airlines traveling that route is Spirit Airlines. St. Louis to Las Vegas flights are typically 76% cheaper than other airlines traveling the same route. Flights from Spirit Airlines typically cost $213.10 RT. The cheapest Spirit Airlines flight found for this route was $104. When traveling from St. Louis to Las Vegas on Spirit Airlines, the most popular airport to depart from is Lambert-St Louis Airport and the most popular airport to arrive at is Las Vegas Harry Reid Intl Airport. When flying from St. Louis to Las Vegas, Spirit Airlines flights are -10% more popular than any other airline flying that same route.

Cheap St. Louis to Las Vegas flights in March & April 2024

Find cheap flight options from St. Louis to Las Vegas specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 2024.
Check out some of the best flight deals from St. Louis to Las Vegas in 2024. For more flight deals, be sure to check back very soon.
Tue 4/1610:59 pmSTL - LAS
Nonstop3h 52mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$58
Wed 4/247:51 pmSTL - LAS
Nonstop3h 43mFrontier
Thu 4/255:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$59
Wed 4/177:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$60
Tue 4/1610:59 pmSTL - LAS
Nonstop3h 52mMultiple Airlines
Fri 4/198:45 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/18$73
Mon 4/155:02 pmSTL - LAS
Nonstop3h 30mMultiple Airlines
Wed 4/175:10 amLAS - STL
Nonstop3h 08mMultiple Airlines
Deal found 3/17$74
Wed 4/177:51 pmSTL - LAS
Nonstop3h 43mMultiple Airlines
Fri 4/268:45 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/17$75
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/19$77
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/19$78
Sun 4/1411:21 pmSTL - LAS
Nonstop3h 49mFrontier
Thu 4/185:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$80

St. Louis to Las Vegas 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Las Vegas in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Check out some of the best flight deals from St. Louis to Las Vegas in 2024. For more flight deals, be sure to check back very soon.
Tue 4/1610:59 pmSTL - LAS
Nonstop3h 52mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$58
Wed 4/247:51 pmSTL - LAS
Nonstop3h 43mFrontier
Thu 4/255:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$59
Wed 4/177:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$60
Tue 4/1610:59 pmSTL - LAS
Nonstop3h 52mMultiple Airlines
Fri 4/198:45 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/18$73
Mon 4/155:02 pmSTL - LAS
Nonstop3h 30mMultiple Airlines
Wed 4/175:10 amLAS - STL
Nonstop3h 08mMultiple Airlines
Deal found 3/17$74
Wed 4/177:51 pmSTL - LAS
Nonstop3h 43mMultiple Airlines
Fri 4/268:45 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/17$75
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/19$77
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/19$78
Sun 4/1411:21 pmSTL - LAS
Nonstop3h 49mFrontier
Thu 4/185:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$80

Non-stop flights to Las Vegas from St. Louis

Discover non-stop flight options from St. Louis to Las Vegas. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Take a look at some of the direct flights traveling from St. Louis to Las Vegas in the near future. Search for alternative flights from St. Louis to Las Vegas by utilizing the search form above.
Tue 4/1610:59 pmSTL - LAS
Nonstop3h 52mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$58
Wed 4/247:51 pmSTL - LAS
Nonstop3h 43mFrontier
Thu 4/255:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$59
Wed 4/177:51 pmSTL - LAS
Nonstop3h 43mFrontier
Tue 4/235:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$60
Tue 4/1610:59 pmSTL - LAS
Nonstop3h 52mMultiple Airlines
Fri 4/198:45 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/18$73
Mon 4/155:02 pmSTL - LAS
Nonstop3h 30mMultiple Airlines
Wed 4/175:10 amLAS - STL
Nonstop3h 08mMultiple Airlines
Deal found 3/17$74
Wed 4/177:51 pmSTL - LAS
Nonstop3h 43mMultiple Airlines
Fri 4/268:45 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/17$75
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/19$77
Wed 4/107:51 pmSTL - LAS
Nonstop3h 43mFrontier
Wed 4/175:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/19$78
Sun 4/1411:21 pmSTL - LAS
Nonstop3h 49mFrontier
Thu 4/185:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/18$80

St. Louis to Las Vegas flights leaving soon

Find last-minute flight options from St. Louis to Las Vegas for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Users seeking a last-minute flight from St. Louis to Las Vegas should consider booking one of these fares. Tip: verify your flight details before completing your reservation.
Tue 3/267:37 pmSTL - LAS
Nonstop3h 49mFrontier
Tue 4/25:10 amLAS - STL
Nonstop3h 13mFrontier
Deal found 3/18$98
Tue 4/27:37 pmSTL - LAS
Nonstop3h 49mFrontier
Fri 4/55:10 amLAS - STL
Nonstop3h 13mFrontier
Deal found 3/18$117
Wed 3/277:37 pmSTL - LAS
Nonstop3h 49mFrontier
Thu 3/285:10 amLAS - STL
Nonstop3h 13mFrontier
Deal found 3/19$118
Mon 4/18:45 pmSTL - LAS
1 stop5h 59mFrontier
Wed 4/245:10 amLAS - STL
Nonstop3h 08mFrontier
Deal found 3/19$120
Tue 3/262:25 pmSTL - LAS
1 stop10h 29mMultiple Airlines
Tue 4/25:10 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/18$125
Tue 3/262:25 pmSTL - LAS
1 stop10h 29mMultiple Airlines
Tue 4/25:10 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/18$128
Wed 3/277:37 pmSTL - LAS
Nonstop3h 49mFrontier
Sat 3/305:10 amLAS - STL
Nonstop3h 13mFrontier
Deal found 3/17$136
Mon 4/17:37 pmSTL - LAS
Nonstop3h 49mFrontier
Thu 4/45:10 amLAS - STL
Nonstop3h 13mFrontier
Deal found 3/18$138
Tue 4/22:25 pmSTL - LAS
1 stop10h 29mMultiple Airlines
Fri 4/55:10 amLAS - STL
Nonstop3h 13mMultiple Airlines
Deal found 3/18$142

One-way flights to Las Vegas from St. Louis

Search for one-way flight options from St. Louis to Las Vegas. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Take a look at some of the best available options we've come across on one-way flights from St. Louis to Las Vegas. Those seeking round-trip flights from St. Louis to Las Vegas should utilize the search form at the the top of the page.
Wed 4/1711:33 amSTL - LAS
Nonstop3h 35mSpirit Airlines
Deal found 3/19$44
Tue 3/267:37 pmSTL - LAS
Nonstop3h 49mFrontier
Deal found 3/18$49
Sun 4/1411:21 pmSTL - LAS
Nonstop3h 49mFrontier
Deal found 3/18$52
Wed 4/248:04 pmSTL - LAS
1 stop6h 03mFrontier
Deal found 3/17$61
Tue 4/164:50 pmSTL - LAS
1 stop9h 12mFrontier
Deal found 3/18$65
Mon 4/158:04 pmSTL - LAS
1 stop6h 00mFrontier
Deal found 3/18$69
Mon 3/257:37 pmSTL - LAS
Nonstop3h 49mFrontier
Deal found 3/19$70
Sat 3/3011:39 amSTL - LAS
1 stop14h 42mSpirit Airlines
Deal found 3/18$74
Tue 3/262:25 pmSTL - LAS
1 stop10h 29mSpirit Airlines
Deal found 3/19$75

Find flights from St. Louis to Las Vegas within your budget

Customize your flight search to find flights from St. Louis 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, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$58 - $161

Route

Depart

Return

Price

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Tue 4/16

Nonstop3h 52m

Las Vegas Harry Reid Intl

Tue 4/23

Nonstop3h 08m

$58

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 4/24

Nonstop3h 43m

Las Vegas Harry Reid Intl

Thu 4/25

Nonstop3h 08m

$59

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 4/17

Nonstop3h 43m

Las Vegas Harry Reid Intl

Tue 4/23

Nonstop3h 08m

$60

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Mon 4/15

Nonstop3h 30m

Las Vegas Harry Reid Intl

Wed 4/17

Nonstop3h 08m

$74

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 4/17

Nonstop3h 43m

Las Vegas Harry Reid Intl

Fri 4/26

Nonstop3h 13m

$75

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 4/10

Nonstop3h 43m

Las Vegas Harry Reid Intl

Wed 4/17

Nonstop3h 08m

$77

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 4/10

Nonstop3h 43m

Las Vegas Harry Reid Intl

Wed 4/17

Nonstop3h 08m

$78

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Wed 4/17

Nonstop3h 43m

Las Vegas Harry Reid Intl

Fri 4/19

Nonstop3h 13m

$82

Lambert-St LouisLas Vegas Harry Reid Intl

STL - LAS

STLLAS

Lambert-St Louis

Mon 4/8

1 stop31h 19m

Las Vegas Harry Reid Intl

Wed 4/10

Nonstop3h 13m

$161

Flights are sorted by cheapest first

Deals found on 3/18

When is the best time to book a flight from St. Louis to Las Vegas?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Las Vegas. Price data was last updated on January 28, 2024.
Booking 28 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from St. Louis to Las Vegas?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Las Vegas. Price data was last updated on March 10, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Las Vegas flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Las Vegas by month

Plan your trip from St. Louis to Las Vegas by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Las Vegas is currently $62 while a round-trip flight costs $80. Price data was last updated on March 10, 2024.

Currently, January is the cheapest month in which you can book a flight from St. Louis to Las Vegas (average of $194). Flying from St. Louis to Las Vegas in March is currently the most expensive (average of $248). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$194

February

$220

March

$248

April

$248

May

$240

June

$243

July

$245

August

$215

September

$204

October

$219

November

$224

December

$220

Temperature and rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature and rainfall totals by month.

LAS

Temperature

48.2 - 93.2 °F

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated March 19, 2024.
To help decide which airline to fly from St. Louis to Las Vegas, see what other customers have to say about Frontier and Spirit Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.4
Good
11,602 reviews

Overall

7.4

Boarding

7.7

Comfort

7.2

Crew

8.1

Food

6.7

Entertainment

7.1

Reviews

1 / 10

There were a lot of delays. Not sure if they could be helped, but it made me super nervous about catching my already tight connection. The connection was held for me, but I had to really hurry to make it.

7.4
Good
11,602 reviews
7.4
Good
11,602 reviews

Overall

7.4

Boarding

7.7

Comfort

7.2

Crew

8.1

Food

6.7

Entertainment

7.1

Reviews

1 / 10

There were a lot of delays. Not sure if they could be helped, but it made me super nervous about catching my already tight connection. The connection was held for me, but I had to really hurry to make it.

7.3
Good
704 reviews
7.4
Good
11,602 reviews

Overall

7.4

Boarding

7.7

Comfort

7.2

Crew

8.1

Food

6.7

Entertainment

7.1

Reviews

1 / 10

There were a lot of delays. Not sure if they could be helped, but it made me super nervous about catching my already tight connection. The connection was held for me, but I had to really hurry to make it.

6.5
Okay
8,875 reviews
7.4
Good
11,602 reviews

Overall

7.4

Boarding

7.7

Comfort

7.2

Crew

8.1

Food

6.7

Entertainment

7.1

Reviews

1 / 10

There were a lot of delays. Not sure if they could be helped, but it made me super nervous about catching my already tight connection. The connection was held for me, but I had to really hurry to make it.

6.4
Okay
4,333 reviews
7.4
Good
11,602 reviews

Overall

7.4

Boarding

7.7

Comfort

7.2

Crew

8.1

Food

6.7

Entertainment

7.1

Reviews

1 / 10

There were a lot of delays. Not sure if they could be helped, but it made me super nervous about catching my already tight connection. The connection was held for me, but I had to really hurry to make it.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Las Vegas, with its wild atmosphere and brilliant lights, is a thrilling spot for a vacation. Whether you're visiting with the family or coming with friends, the city's energy and exuberance is sure to draw you in. From the always-busy casinos of the Strip to the classic style of Fremont Street, every inch of the city is designed to provide fun-filled memories to last a lifetime. Best of all? The Vegas attractions all sit just a quick flight from St. Louis.

  • How long is the flight from St. Louis to Las Vegas?

    The flight from St. Louis to Las Vegas usually takes less than three hours, so you can get checked into your hotel and ready to see the sites in no time.

  • Which airlines operate flights from St. Louis to Las Vegas?

    Two airlines fly between St. Louis and Las Vegas. Southwest Airlines operates the bulk of nonstop flights, and Frontier Airlines also offers direct service between the two cities.

  • How frequent are flights between St. Louis to Las Vegas?

    Airline schedules to Las Vegas vary based on the day of the week, but on most days, you can choose from a minimum of four direct flights from St. Louis.

  • Which airports serve St. Louis to Las Vegas?

    In St. Louis, your flight will depart from the St. Louis Lambert International Airport. If you want to leave your car at home, take the GO BEST airport shuttle or ride the MetroLink light rail from the city to the terminal. Your flight to Vegas arrives at the Las Vegas McCarran International Airport, which lies just a few miles from the iconic Strip.

  • Which direct flight route between St. Louis to Las Vegas is cheapest?

    Of the two airlines that fly the St. Louis to Las Vegas route, Frontier tends to offer lower prices. Before you book, be sure to check baggage fees, as they can add a large amount to the final ticket price. Every inch of Las Vegas is designed to make an impression. Start your trip off with a bang by jumping off the edge of the Stratosphere casino and falling 829 feet on the heart-pounding Sky Jump. Closer to the south end of the Strip, get a thrill on the roller coaster that runs over the New York New York casino. Want to stay close to the earth? Opt for a boat ride through the canals of the elegant Venetian hotel and casino. When you're ready for a break from gambling, check out the Hispanic Museum of Nevada or go for a hair-raising spin in a stock care around the track of the Las Vegas Motor Speedway. Check out prices for your trip to Las Vegas today using the Cheapflights smart search engine. Simply enter your dates to see all available times and prices.

  • What airports do I use to fly from St. Louis to Las Vegas?

    If you book a flight from St. Louis to Las Vegas, you will be flying from Lambert-St Louis to Harry Reid Intl. Flights to Las Vegas Harry Reid Intl (LAS) from Lambert-St Louis (STL) take 3h 30m for a nonstop flight. There are 7 flights from Lambert-St Louis to Las Vegas per day from 5 airlines.

  • Can I find flights from St. Louis to Las Vegas for under $100 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Las Vegas for under $100. The cheapest flight booked recently is on Frontier for just $58, but on average you can expect to pay $84.

  • Are there nonstop flights from St. Louis to Las Vegas for under $100 on Cheapflights?

    Cheapflights has at least 20 direct flights from St. Louis to Las Vegas under $100. A good price for a nonstop flight from St. Louis to Las Vegas is less than $87.

  • Are there last-minute flights available from St. Louis to Las Vegas for under $100?

    There are currently 20+ open flights from St. Louis to Las Vegas within the next 7 days for less than $100.

  • How popular is this St. Louis to Las Vegas flight route?

  • What is the cheapest airline to fly from St. Louis to Las Vegas round-trip?

    Cheapflights users have booked flights from St. Louis to Las Vegas round-trip from $58. Frontier is priced at 71% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular airlines that fly from St. Louis to Las Vegas?

  • What are the cheapest flights from St. Louis to Las Vegas?

    While on average a flight from St. Louis to Las Vegas is generally $153, our data shows the cheapest flight currently is $41. When looking at the most popular route, (Lambert-St Louis - Las Vegas Harry Reid Intl), you can expect to pay $53 for that flight.

  • What does STL to LAS mean?

    Lambert-St Louis Airport is STL and Las Vegas Harry Reid Intl Airport is LAS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

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Fly from St. Louis to Las Vegas on these airlines
Choose from the following airlines for your flight from St. Louis to Las Vegas. Flights are based on user searches made on Cheapflights and were last updated on March 19, 2024.

Top 5 airlines flying from St. Louis to Las Vegas

Discover the top 5 airlines that operate flights from St. Louis to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$83Average$188FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
FrontierCheapest$104Average$213FlexibilityNo cancel feeOn-time62%
Search Frontier flights
United AirlinesCheapest$208Average$416FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$273Average$442FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$276Average$422FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Search flights from St. Louis to Las Vegas by cabin class

Find flights from St. Louis to Las Vegas, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from St. Louis to Las Vegas

Find hourly flight availability from St. Louis to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 19, 2024.
24%of flight departuresEarly morningMidnight to 6 am
38%of flight departuresMorning6 am to noon
15%of flight departuresAfternoonNoon to 6 pm
23%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from St. Louis to Las Vegas

Explore weekly flight availability from St. Louis to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 19, 2024.
Sunday8daily flights
Monday9daily flights
Tuesday7daily flights
Wednesday7daily flights
Thursday8daily flights
Friday8daily flights
Saturday7daily flights

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Why should you use Cheapflights to find cheap flight tickets from St. Louis to Las Vegas?

Cheapflights simply makes it quick and affordable to book flights from St. Louis to Las Vegas by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from St. Louis to Las Vegas with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis to Las Vegas flexibly with Cheapflights today.

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Yes! Start tracking prices for St. Louis to Las Vegas flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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