STL - LAS Price | $118 - $280 |
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LAS Temperature | 48.2 - 93.2 °F |
LAS Rainfall | 0.1 - 0.8 inches |
Popular in | June | High demand for flights, 27% potential price rise |
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Cheapest in | January | Best time to find cheap flights, 42% potential price drop |
Round-trip from | $118 | From Lambert-St Louis to Las Vegas Harry Reid Intl |
One-way from | $92 | One-way flight from Lambert-St Louis to Las Vegas Harry Reid Intl |
Users have found that leaving on a Saturday can be a cost-effective option. It’s possible to save up to 47% on your flight compared to booking on days when demand is much higher.
Travelers have found it’s best to book a flight 21 days in advance to save up to 15% 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 21 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 $198, or $235 for flights within the next 24 hours.
January can be a great time to fly to Las Vegas from St. Louis with a flight ticket averaging about $204. Cheapflights users have found deals in the month of January for as cheap as $80. The most expensive prices can be found in the month of June.
It’s typically best to fly out from St. Louis to Las Vegas in the evening. Doing so could potentially save you 18% on the flight price compared to flying in the morning, which is usually more expensive.
Lambert-St Louis
Las Vegas Harry Reid Intl
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3h 42mLas Vegas Harry Reid Intl
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Lambert-St Louis
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3h 03mSpirit Airlines
Lambert-St Louis
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3h 03mSpirit Airlines
Lambert-St Louis
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3h 11mMultiple Airlines
Lambert-St Louis
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3h 42mLas Vegas Harry Reid Intl
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3h 10mMultiple Airlines
Lambert-St Louis
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3h 42mLas Vegas Harry Reid Intl
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3h 02mSpirit Airlines
Lambert-St Louis
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3h 56mLas Vegas Harry Reid Intl
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3h 13mFrontier
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3h 56mLas Vegas Harry Reid Intl
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3h 12mFrontier
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3h 11mFrontier
One of the most popular airlines traveling from St. Louis to Las Vegas is Frontier. Flights from Frontier traveling this route typically cost $200.99 RT. This price is typically 39% cheaper than other airlines that offer St. Louis to Las Vegas flights. When booking this route, the cheapest RT price found was $68. 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 6% more popular than any other airline flying that same route.
Lambert-St Louis
Las Vegas Harry Reid Intl
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3h 42mLas Vegas Harry Reid Intl
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3h 02mSpirit Airlines
Lambert-St Louis
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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 39% cheaper than other airlines traveling the same route. Flights from Spirit Airlines typically cost $192.95 RT. The cheapest Spirit Airlines flight found for this route was $89. 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 -6% more popular than any other airline flying that same route.
Lambert-St Louis
Las Vegas Harry Reid Intl
Nonstop
3h 42mLas Vegas Harry Reid Intl
Lambert-St Louis
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3h 11mMultiple Airlines
Lambert-St Louis
Las Vegas Harry Reid Intl
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3h 42mLas Vegas Harry Reid Intl
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3h 10mMultiple Airlines
Lambert-St Louis
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3h 42mLas Vegas Harry Reid Intl
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3h 02mSpirit Airlines
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3h 27mLas Vegas Harry Reid Intl
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3h 03mSpirit Airlines
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3h 56mLas Vegas Harry Reid Intl
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3h 13mFrontier
Lambert-St Louis
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3h 56mLas Vegas Harry Reid Intl
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3h 12mFrontier
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3h 27mSpirit Airlines
Lambert-St Louis
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3h 27mSpirit Airlines
Lambert-St Louis
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3h 27mSpirit Airlines
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Seats are small, hard and don’t recline. Some arm rests are stationary. Flight took longer on Spirit than other airlines. Baggage claim was ridiculous slow. Took over an hour to get bags in Dallas and Las Vegas. Not worth the small savings! I’ll fly SWA or some other airline.
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Seats are small, hard and don’t recline. Some arm rests are stationary. Flight took longer on Spirit than other airlines. Baggage claim was ridiculous slow. Took over an hour to get bags in Dallas and Las Vegas. Not worth the small savings! I’ll fly SWA or some other airline.
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Seats are small, hard and don’t recline. Some arm rests are stationary. Flight took longer on Spirit than other airlines. Baggage claim was ridiculous slow. Took over an hour to get bags in Dallas and Las Vegas. Not worth the small savings! I’ll fly SWA or some other airline.
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.
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.
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.
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.
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.
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.
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 25m for a nonstop flight. There are 6 flights from Lambert-St Louis to Las Vegas per day from 10 airlines.
Frontier, Spirit Airlines, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.
Yes, there are multiple flights from St. Louis to Las Vegas for under $100. The cheapest flight booked recently is on Multiple Airlines for just $72, but on average you can expect to pay $86.
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 $86.
There are currently 20+ open flights from St. Louis to Las Vegas within the next 7 days for less than $100.
Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Thursday, Saturday.
Within the past month, 247 users have taken a look at flights from Lambert-St Louis to Las Vegas Harry Reid Intl.
Per day, 5 flights depart from St. Louis to Las Vegas on average.
Morning (6am - Noon) - 20% of flight departures
Afternoon (Noon - 6pm) - 60% of flight departures
Evening (6pm - Midnight) - 20% of flight departures
Spirit Airlines and Frontier can get you from St. Louis to Las Vegas in just under 3h 42m. Your travel time will be generally consistent. There are 1375 mi between St. Louis and Las Vegas. Generally, flights for this route are nonstop.
Cheapflights users have booked flights from St. Louis to Las Vegas round-trip from $76. Another airline that can offer you cheap pricing is Frontier. Spirit Airlines is priced at 62% lower than the current average price of a flight leaving 3 months from now.
Consider American Airlines, Alaska Airlines or Delta when booking your flight. These represent the most popular airlines when flying from St. Louis to Las Vegas.
Consider Southwest (71%), Spirit Airlines (71%) or Frontier (54%) when booking your flight. These represent the most reliable airlines when flying from St. Louis to Las Vegas.
While on average a flight from St. Louis to Las Vegas is generally $701, our data shows the cheapest flight currently is $39. When looking at the most popular route, (Lambert-St Louis - Las Vegas Harry Reid Intl), you can expect to pay $77 for that flight.
28%of flight departures | Early morningMidnight to 6 am |
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17%of flight departures | Morning6 am to noon |
42%of flight departures | AfternoonNoon to 6 pm |
13%of flight departures | Evening6 pm to midnight |
Sunday | 1daily flight |
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Monday | 8daily flights |
Tuesday | 8daily flights |
Wednesday | 8daily flights |
Thursday | 9daily flights |
Friday | 8daily flights |
Saturday | 1daily flight |