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

Popular flights from Las Vegas to St Louis

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
May 24, 2016 May 29, 2016 $425
American Airlines
Departure Date Return Date Lowest Price
Jun 4, 2016 Jun 11, 2016 $243
Jul 13, 2016 Jul 20, 2016 $243
Aug 6, 2016 Aug 8, 2016 $243
Frontier Airlines
Departure Date Return Date Lowest Price
May 18, 2016 May 25, 2016 $120
May 24, 2016 May 31, 2016 $120
United Airlines
Departure Date Return Date Lowest Price
Jun 1, 2016 Jun 7, 2016 $244
Jul 29, 2016 Aug 7, 2016 $244
Aug 4, 2016 Aug 7, 2016 $244
Aug 4, 2016 Aug 10, 2016 $244
Aug 4, 2016 Aug 15, 2016 $244

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

We have collected flight cost data from across the web for travel from Las Vegas to St Louis, and have found the average flight price for this trip to be $140.

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

Airlines can adjust prices for plane tickets from Las Vegas to St Louis 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 Las Vegas to St Louis

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

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $133 $241
7-14 days $120 $241
14-21 days $120 $241
21-30 days $122 $234
30-60 days $122 $200
60-90 days $138 $220
90+ days $122 $183

Cheapest Day To Fly from Las Vegas to St Louis

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

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$173 $120 $120 $133 $125 $158 $150

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

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 Las Vegas to St Louis.

Next 30 Days

SunMonTueWedThuFriSat
8 9 10 11 12 13 14
$133
15 16 17 18 19 20 21
$133 $168
22 23 24 25 26 27 28
$168 $125
29 30 31 1 2 3 4
$125 $142
5 6 7 8 9 10 11
$142

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

Your Las Vegas to St Louis 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 Las Vegas to St Louis is $285.

The average price for non-stop flights from Las Vegas to St Louis is $125.

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

Nonstop Flight Details from Las Vegas to St Louis
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
Frontier 1 1 1 1 1 1 1 00:40 00:40

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

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 Las Vegas to St Louis. 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 Las Vegas to St Louis is $136.

The average price for round trip flights from Las Vegas to St Louis is $266.

Las Vegas to St Louis Flight Questions

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

Question: How long is a direct flight from Las Vegas to St Louis?
Answer: The average Las Vegas to St Louis flight time is 3 hours and 10 minutes.
Question: How many miles are there between Las Vegas and St Louis?
Answer: The distance from Las Vegas to St Louis is 1367 miles.
Question: How common are direct flights from Las Vegas to St Louis?
Answer: There are 7 direct flights from Las Vegas to St Louis.
Question: What is the most popular airline for non-stop flights from Las Vegas to St Louis?
Answer: Frontier Airlines provides 100% of the non-stop flights between Las Vegas and St Louis.
Question: What are the most popular connecting cities when flying from Las Vegas to St Louis?
Answer: Denver, CO

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

Below are the different airlines that fly from Las Vegas to St Louis 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 Las Vegas to St Louis.

Las Vegas to St Louis
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 ATL X X X X X X X
Delta LAX / SLC X X X X X X X
Frontier - X X X X X X X
Frontier ATL 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 OKC X X X X X X X

Airports for Your Route

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

Cheap Domestic Flights from Las Vegas - LAS

FlightsAirlineLowest Price
Las Vegas to Chicago American, Alaska, Frontier, Spirit, United, Virgin America $97
Las Vegas to New York American, Alaska, JetBlue, Spirit, Sun Country, United, Virgin America $238
Las Vegas to Atlanta American, Alaska, Frontier, Spirit, United $158
Las Vegas to Dallas - Ft Worth American, Alaska, Frontier, Spirit, United, Virgin America $81
Las Vegas to Los Angeles American, Alaska, Spirit, United, Virgin America $79
Las Vegas to Denver American, Alaska, Frontier, Spirit, United $90
Las Vegas to Detroit American, Alaska, JetBlue, Frontier, Spirit, United $214
Las Vegas to Minneapolis - St Paul American, Alaska, Frontier, Spirit, Sun Country, United $117
Las Vegas to Indianapolis American, Alaska, JetBlue, Frontier, United $244
Las Vegas to Memphis American, Alaska, Frontier, Allegiant, United $280
Las Vegas to Nashville American, Alaska, JetBlue, Frontier, United $278
Las Vegas to Orlando American, Alaska, JetBlue, Frontier, Spirit, Sun Country, United, Virgin America $211
Las Vegas to Milwaukee American, Alaska, Frontier, United $158
Las Vegas to Kansas City American, Alaska, Frontier, Spirit, United $114
Las Vegas to Houston American, Alaska, Frontier, Spirit, United $98
Las Vegas to Miami American, Alaska, JetBlue, Frontier, United $128
Las Vegas to Cincinnati American, Alaska, Frontier, United $158
Las Vegas to Charlotte American, Alaska, JetBlue, Frontier, United $277
Las Vegas to San Francisco American, Alaska, JetBlue, Frontier, United, Virgin America $66
Las Vegas to Philadelphia American, Alaska, JetBlue, Frontier, Spirit, United $201
Las Vegas to Boston American, Alaska, JetBlue, Spirit, Sun Country, United, Virgin America $217

Cheap International Flights from Las Vegas - LAS

FlightsAirlineLowest Price
Las Vegas to Toronto American, Air Canada, Alaska, JetBlue, Frontier, Spirit, Sun Country, United, Virgin America, Sunwing, WestJet $394

Cheap Domestic Flights to St Louis - STL

FlightsAirlineLowest Price
Ontario to St Louis American, Alaska, United $292
Palm Springs to St Louis American, Alaska, United $393
St George to St Louis United $779
Ontario to Chicago American, Alaska, United $236
Ontario to Dallas - Ft Worth American, United $175
Ontario to Atlanta American, Alaska, United $264
Palm Springs to Chicago American, Alaska, United, Virgin America $321
Ontario to New York American, Alaska, JetBlue, United $274
Cheap Flights from Las Vegas to St Louis, MO, United States, from $120 Round trip from LAS to STL