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Cheap Flights from St Louis to Las Vegas, NV, United States - STL to LAS

Popular flights from St Louis to Las Vegas

If your flight days are flexible and you looking for a good deal, our charts on cheap flights provide some insight regarding affordable flight options for your next big adventure.

Alaska Airlines
Departure Date Return Date Lowest Price
Apr 18, 2016 Apr 20, 2016 $367
American Airlines
Departure Date Return Date Lowest Price
Mar 5, 2016 Mar 8, 2016 $330
Frontier Airlines
Departure Date Return Date Lowest Price
Mar 9, 2016 Mar 16, 2016 $113
United Airlines
Departure Date Return Date Lowest Price
Mar 9, 2016 Mar 16, 2016 $327
Mar 30, 2016 Apr 13, 2016 $327
May 3, 2016 May 10, 2016 $327
May 11, 2016 May 14, 2016 $327
Jun 8, 2016 Jun 15, 2016 $327

How Much Does it Cost to Fly from St Louis to Las Vegas (STL to LAS)?

We have collected flight cost data from across the web for travel from St Louis to Las Vegas, and have found the average flight price for this trip to be $132.

When Can I Buy the Cheapest Flight from St Louis to Las Vegas (STL to LAS)?

Airlines can adjust prices for plane tickets from St Louis to Las Vegas based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

How far in advance should you book flights from St Louis to Las Vegas

The chart below shows up-to-date information regarding how far in advance a flight from St Louis to Las Vegas should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $128 $183
7-14 days $128 $148
14-21 days $118 $148
21-30 days $113 $171
30-60 days $143 $196
60-90 days $143 $188
90+ days $148 $196

Cheapest Day To Fly from St Louis to Las Vegas

The chart below shows up-to-date information regarding the cheapest days to fly from St Louis to Las Vegas.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$128 $118 $113 $156 $155 $128 $128

Lowest Fares Chart By Month from St Louis to Las Vegas

The chart below shows the lowest fare by month when flying from St Louis to Las Vegas.

Month Origin Destination Carrier Depart Date Return Date Stops Price
February St Louis Las Vegas Frontier 2/16/16 2/18/16 0 $128
March St Louis Las Vegas Frontier 3/9/16 3/16/16 0 $113
April St Louis Las Vegas Frontier 4/5/16 4/12/16 0 $148
May St Louis Las Vegas Frontier 5/3/16 5/10/16 0 $143
June St Louis Las Vegas Frontier 6/8/16 6/15/16 0 $162
July St Louis Las Vegas Frontier 7/3/16 7/15/16 0 $167
August St Louis Las Vegas Frontier 8/4/16 8/9/16 0 $174
September St Louis Las Vegas United 9/16/16 9/24/16 1 $463

Cheapest Weekend Non-Stop Flights for the Next 30 Days from St Louis to Las Vegas

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from St Louis to Las Vegas.

Next 30 Days

SunMonTueWedThuFriSat
14 15 16 17 18 19 20
$128
21 22 23 24 25 26 27
$128 $141
28 29 1 2 3 4 5
$141 $141
6 7 8 9 10 11 12
$141 $244
13 14 15 16 17 18 19
$244 $284
20 21 22 23 24 25 26
$284

Non-Stop vs Connecting Flights from St Louis to Las Vegas (STL to LAS)

Your St Louis to Las Vegas flight can be significantly cheaper by choosing a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from St Louis to Las Vegas is $301.

The average price for non-stop flights from St Louis to Las Vegas is $141.

The chart below shows up to date information regarding non-stop flights from St Louis to Las Vegas.

Nonstop Flight Details from St Louis to Las Vegas
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Frontier 1 1 1 1 1 1 1 16:55 16:55

Round Trip vs One Way Flights from St Louis to Las Vegas (STL to LAS)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from St Louis to Las Vegas. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from St Louis to Las Vegas is $149.

The average price for round trip flights from St Louis to Las Vegas is $291.

More Cheap Flights

FlightsAirlineLowest Price
Peoria to Las Vegas American, United $305
Springfield to Las Vegas American, United $425
Moline to Las Vegas American, Alaska, United $312
Springfield to Las Vegas American, United $322
Evansville to Las Vegas American, United $361
Champaign to Las Vegas American, United $365
Bloomington - Normal to Las Vegas American $312
St Louis to Los Angeles American, Alaska, Frontier, United $244
St Louis to Phoenix American, Alaska, Frontier, United $222
St Louis to San Diego American, Alaska, Frontier, United $234
St Louis to San Francisco American, Alaska, Frontier, United $244
St Louis to Dallas - Ft Worth American, Alaska, United $196
St Louis to Denver American, Frontier, United $108
Bloomington - Normal to Los Angeles American $352
Peoria to Phoenix American, United $310
St Louis to Ontario American, Alaska, United $299
St Louis to Palm Springs American, Alaska, United $324
St Louis to Chicago American, United $204
Moline to Los Angeles American, Alaska, United $337
Moline to Phoenix American, United $322
St Louis to Santa Ana American, Alaska, Frontier, United $278
St Louis to St George United $452
St Louis to Salt Lake City American, Alaska, Frontier, United $178
St Louis to Atlanta American, Alaska, Frontier, United $104
Springfield to Phoenix American, Alaska, United $432
St Louis to Burbank American, Alaska, United $309
Bloomington - Normal to Phoenix American $311
St Louis to Long Beach American, Alaska, United $295
St Louis to Seattle American, Alaska, Frontier, United $242
Springfield to Los Angeles American, Alaska, United $423

Airlines Flying from St Louis to Las Vegas (STL to LAS)

Below are the different airlines that fly from St Louis to Las Vegas with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from St Louis to Las Vegas.

St Louis to Las Vegas
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American LAX X X X X X X X
Alaska PDX X X X X X X X
Delta MSP X X X X X X X
Delta SLC / LAX X X
Frontier - X X X X X X X
United IAH X X X X X X X
Southwest - X X X X X X X
Southwest PHX X X X X X X X

Airports for Your Route

These pages contain information about the major airports in St Louis and Las Vegas, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

St Louis to Las Vegas Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is a direct flight from St Louis to Las Vegas?
Answer: The average St Louis to Las Vegas flight time is 3 hours and 45 minutes.
Question: How many miles are there between St Louis and Las Vegas?
Answer: The distance from St Louis to Las Vegas is 1367 miles.
Question: How common are direct flights from St Louis to Las Vegas?
Answer: There are 7 direct flights from St Louis to Las Vegas.
Question: What is the most popular airline for non-stop flights from St Louis to Las Vegas?
Answer: Frontier Airlines provides 100% of the non-stop flights between St Louis and Las Vegas.
Question: What are the most popular connecting cities when flying from St Louis to Las Vegas?
Answer: Denver, CO
St Louis (STL) To Las Vegas, NV (LAS) Flights: Cheap Flights From St Louis To Las Vegas | FareCompare.