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Cheap flights from St. Louis to Las Vegas from £109

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 16/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LAS
20 Nov — 27 Nov1
1 adult

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

Customise 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 943,810 searches. Data last updated 15 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Sun 8/12

20:34-22:29

Nonstop3h 55m

Las Vegas Harry Reid Intl

Fri 13/12

21:53-08:13

1 stop8h 20m

£124

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Sun 8/12

12:15-17:28

2 stops31h 13m

Las Vegas Harry Reid Intl

Fri 13/12

22:27-15:21

1 stop14h 54m

£185

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Tue 10/12

07:00-13:42

1 stop8h 42m

Las Vegas Harry Reid Intl

Wed 11/12

00:59-09:47

1 stop6h 48m

£203

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Mon 27/1

14:49-22:19

2 stops33h 30m

Las Vegas Harry Reid Intl

Fri 31/1

07:12-23:59

2 stops14h 47m

£216

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Fri 17/1

17:00-23:35

1 stop8h 35m

Las Vegas Harry Reid Intl

Sat 18/1

00:50-10:54

1 stop8h 04m

£218

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Tue 14/1

10:10-12:00

Nonstop3h 50m

Las Vegas Harry Reid Intl

Thu 16/1

18:00-23:05

Nonstop3h 05m

£243

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Sun 8/12

05:45-10:42

1 stop6h 57m

Las Vegas Harry Reid Intl

Thu 12/12

00:59-08:54

1 stop5h 55m

£278

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Sun 16/2

06:30-12:51

1 stop8h 21m

£109

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Thu 30/1

14:49-09:45

2 stops20h 56m

£125

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

Thu 12/12

08:30-12:23

1 stop5h 53m

£133

Flights are sorted by cheapest first

Deals found on 14/11

Showing 1-10 of 11 results
1
2

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 15 November 2024.

Round-trip from

£124

One-way from

£109

Popular in

December

Cheapest in

April
Frontier
  • Frontier
  • 8/12-13/12
  • 1 total stop
  • 12h 15m total
  • St. Louis to Las Vegas
Search Deals
Delta
  • Delta
  • 16/2
  • 1 total stop
  • 8h 21m total
  • St. Louis to Las Vegas
Search Deals
High demand for flights, 24% potential price rise
Search Deals
Best time to find cheap flights, 26% potential price drop
Search Deals

Find flight deals from St. Louis to Las Vegas

Cheapest flights from St. Louis to Las Vegas
Explore the most affordable flight options available from St. Louis to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 November 2024.

Sun 8/1220:34STL - LAS
Nonstop3h 55mFrontier
Fri 13/1221:53LAS - STL
1 stop8h 20mFrontier
Deal found 14/11£124
Sun 8/1212:15STL - LAS
2 stops31h 13mMultiple Airlines
Fri 13/1222:27LAS - STL
1 stop14h 54mMultiple Airlines
Deal found 14/11£185
Tue 10/1207:00STL - LAS
1 stop8h 42mUnited Airlines
Wed 11/1200:59LAS - STL
1 stop6h 48mUnited Airlines
Deal found 14/11£203
Fri 6/1218:46STL - LAS
1 stop7h 10mDelta
Sat 7/1206:15LAS - STL
1 stop5h 33mDelta
Deal found 14/11£227
Sun 8/1207:00STL - LAS
1 stop18h 59mAlaska Airlines
Thu 12/1212:01LAS - STL
1 stop9h 58mAlaska Airlines
Deal found 14/11£241
Sun 8/1205:45STL - LAS
1 stop6h 57mAmerican Airlines
Thu 12/1200:59LAS - STL
1 stop5h 55mAmerican Airlines
Deal found 14/11£278
Wed 11/1206:05STL - LAS
Nonstop3h 40mSouthwest
Wed 18/1218:00LAS - STL
Nonstop3h 10mSouthwest
Deal found 13/11£282
Sun 8/1216:26STL - LAS
3 stops21h 49mSpirit Airlines
Fri 13/1209:54LAS - STL
3 stops27h 27mSpirit Airlines
Deal found 14/11£337

Best time to book a flight from St. Louis to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from St. Louis with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from St. Louis to Las Vegas

Get recent, data-driven insights about flights from St. Louis to Las Vegas including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from St. Louis to Las Vegas. Price data was last updated on 8 November 2024.

The price you pay for your flight from St. Louis to Las Vegas may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from St. Louis to Las Vegas?

Currently, February is the cheapest month in which you can book a flight from St. Louis to Las Vegas (average of £615). Flying from St. Louis to Las Vegas in August is currently the most expensive (average of £989). 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.

What is the cheapest time of day to fly from STL to LAS?

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 15 November 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Las Vegas as you normally would.

Rainfall in Las Vegas by month

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

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 inches per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Temperature in Las Vegas by month

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

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

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 15 November 2024.
Get a feel of what it's like to fly with United Airlines, Alaska Airlines and Delta from St. Louis to Las Vegas by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very Good
5,044 reviews
Check prices

Crew

8.7

Entertainment

7.7

Boarding

8.3

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very Good
5,044 reviews
Southwest
8.1
Very Good
5,044 reviews
Check prices

Crew

8.7

Entertainment

7.7

Boarding

8.3

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very Good
9,446 reviews
Southwest
8.1
Very Good
5,044 reviews
Check prices

Crew

8.7

Entertainment

7.7

Boarding

8.3

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very Good
8,786 reviews
Southwest
8.1
Very Good
5,044 reviews
Check prices

Crew

8.7

Entertainment

7.7

Boarding

8.3

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,193 reviews
Southwest
8.1
Very Good
5,044 reviews
Check prices

Crew

8.7

Entertainment

7.7

Boarding

8.3

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very Good
5,044 reviews
Check prices

Crew

8.7

Entertainment

7.7

Boarding

8.3

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

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.

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

    This flight path from Lambert-St Louis to Las Vegas Harry Reid Intl was viewed by 6 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from St. Louis to Las Vegas round-trip?

    Cheapflights users have booked flights from St. Louis to Las Vegas round-trip from £124. Other airlines that can offer you cheap pricing are United Airlines, from £203, and Alaska Airlines, from £216. Frontier is priced at 34% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from St. Louis to Las Vegas one-way?

    The cheapet airlines for a one-way flight from St. Louis to Las Vegas are Delta (£109), Alaska Airlines (£125), and United Airlines (£133).

  • What are the most reliable airlines from St. Louis to Las Vegas?

    Before booking your flight to Las Vegas from St. Louis, check out the most reliable airlines to get you to your destination on time: Southwest (91%), Frontier (85%), Spirit Airlines( 64%).

  • Can I find deals for flights from St. Louis to Las Vegas that include hotel bookings?

    Yes. In addition to deals on St. Louis to Las Vegas flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Las Vegas.

  • Can I find deals for business class flights from St. Louis to Las Vegas?

    Yes. Cheapflights offers flight deals from St. Louis to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Las Vegas?

    Currently, February is the cheapest month in which you can book a flight from St. Louis to Las Vegas (average of £615). Flying from St. Louis to Las Vegas in August is currently the most expensive (average of £989). 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.

See more FAQs

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

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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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Not ready to book yet? You can track prices for flights from St. Louis to Las Vegas on Cheapflights with our Price Alert feature and get notified when better prices are available.

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