Are direct flights from Las Vegas to St. Louis always the best option?

Direct flights offer convenience and save time, but they are not always the most economical choice. Flights with layovers can sometimes be significantly cheaper. Consider your budget and time constraints when deciding between direct and connecting flights.

Can flexible travel dates help on Las Vegas to St. Louis flights?

Yes, being flexible with your travel dates can often lead to finding more affordable flight options. Prices can vary significantly even on adjacent days. Using a flexible date search tool may reveal cheaper days to fly.

What extra costs should I check before booking Las Vegas to St. Louis flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Being aware of these fees can help you calculate the total cost of your trip.

Flights From Las Vegas

To St. Louis

Cheap Flights from Las Vegas to St. Louis

Browse current best options from Las Vegas. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Las Vegas

RatePunk searches hundreds of travel sites at once for deals on flights to St. Louis

Prices updated today

485 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Nov 2, 2026.)

Today’s best flight deals from Las Vegas to St. Louis

Explore current cheapest deals departing from Las Vegas to St. Louis

2026-12-10 – 2026-12-24
LAS - St. Louis
65% AI deal score
$141
$133
Round trip
2026-12-10 – 2027-01-07
LAS - St. Louis
48% AI deal score
$133
$138
Round trip
2026-11-26 – 2026-12-24
LAS - St. Louis
48% AI deal score
$128
$139
Round trip
2026-12-03 – 2026-12-24
LAS - St. Louis
48% AI deal score
$135
$144
Round trip
2026-12-24 – 2027-01-07
LAS - St. Louis
49% AI deal score
$150
$144
Round trip
2026-12-17 – 2026-12-24
LAS - St. Louis
66% AI deal score
$158
$144
Round trip
2026-12-17 – 2027-01-07
LAS - St. Louis
48% AI deal score
$136
$150
Round trip
2026-11-19 – 2026-11-26
LAS - St. Louis
48% AI deal score
$150
$153
Round trip
2026-12-29 – 2027-01-07
LAS - St. Louis
48% AI deal score
$160
$171
Round trip
2027-01-13 – 2027-02-01
LAS - St. Louis
66% AI deal score
$197
$181
Round trip

Las Vegas to St. Louis: Overview

Insights for flights from Las Vegas to St. Louis

Right now, fares for flights from Las Vegas to St. Louis are above the typical level, with prices typically ranging from $251 to $898 and a median of $540. This indicates that current prices are higher than what is usually observed for this route.

When is the cheapest time to fly from Las Vegas to St. Louis? The most affordable fares are typically found in November, with a median price of $220. Following closely, January also offers competitive prices, with a median of $234. December is another relatively cheaper month, showing a median fare of $302.

A typical journey from Las Vegas to St. Louis takes about 3h 21m, which includes connections. Most itineraries on this route are connecting flights, as only 30.3% of recent fares are non-stop. For connecting itineraries, the median number of stopovers is 2.

The route from Las Vegas to St. Louis covers a distance of 2202 km. This classifies it as a medium-haul journey, meaning you can expect a flight that is longer than a short domestic hop but not a full intercontinental trip.

How much is a round trip from Las Vegas to St. Louis

Regular price: $118 - $491

Prices for flights from Las Vegas to St. Louis are currently within the regular range.

The regular price range for flights from Las Vegas to St. Louis is typically between $118 and $491. The current lowest deal is $133 with Frontier Airlines for travel from Dec 10-Dec 24.

now $133

Low $118

High $491

The cheapest time to fly from Las Vegas to St. Louis

The cheapest month to fly from Las Vegas to St. Louis is August, with a median price of $210. The most expensive month is October, with a median price of $605. Prices are generally lower from January to December.

August

Cheapest

Flights from $210

October

Most Expensive

Flights from $605

Jan

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Las Vegas to St. Louis

Frontier Airlines

Last-minute flights going from Las Vegas to St. Louis

Fri, Nov 6

⌛ Last-Minute

LAS - St. Louis

Las Vegas (LAS) - St. Louis (STL)

Frontier Airlines

$298

$292

One-way

Mon, Nov 9

⌛ Last-Minute

LAS - St. Louis

Las Vegas (LAS) - St. Louis (STL)

Frontier Airlines

$216

$179

One-way

Mon, Nov 9

⌛ Last-Minute

LAS - St. Louis

Las Vegas (LAS) - St. Louis (STL)

Frontier Airlines

$215

$179

One-way

Mon, Nov 9

⌛ Last-Minute

LAS - St. Louis

Las Vegas (LAS) - St. Louis (STL)

Frontier Airlines

$215

$180

One-way

Mon, Nov 9

⌛ Last-Minute

LAS - St. Louis

Las Vegas (LAS) - St. Louis (STL)

Frontier Airlines

$240

$181

One-way

Mon, Nov 9

⌛ Last-Minute

LAS - St. Louis

Las Vegas (LAS) - St. Louis (STL)

Frontier Airlines

$143

$184

One-way

Biggest price drops on these dates for flights from Las Vegas to St. Louis

18 nights

Feb 4 - Feb 22

$245 → $182

26%

13 nights

Feb 9 - Feb 22

$246 → $184

25%

25 nights

Feb 4 - Mar 1

$243 → $187

23%

20 nights

Feb 9 - Mar 1

$241 → $189

22%

Popular Airports to fly from Las Vegas to St. Louis

Las Vegas - St. Louis route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for flights from Las Vegas to St. Louis are above the typical level.

📅 Best time to fly

Fly in November for the best prices

Historically, November is the cheapest month to fly, with a median price of $220.

⏱️ Flight duration

Direct flights take 3h 21m

The median flight time for a direct flight from Las Vegas to St. Louis is 3h 21m.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights make up 69.7% of routes, with a median of 2 stopovers.

🏆 Airline highlight

Frontier Airlines offers direct flights

Frontier Airlines has direct flights available from Las Vegas to St. Louis.

🎯 Booking tip

Deals appear regularly

Deals for flights from Las Vegas to St. Louis appear regularly.

Las Vegas main airports to depart from

Harry Reid International Airport (LAS)

Cheapest

Harry Reid International Airport is a convenient departure point for flights to St. Louis.

📍 ~10 km from Las Vegas city center (reachable by car)

💸 Flights from ~$190

St. Louis main airports to arrive at

St. Louis Lambert International (STL)

Cheapest

St. Louis Lambert International Airport is ideal for direct access to St. Louis.

📍 ~20 km from St. Louis (reachable by car)

💸 Flights from ~$66

Airports nearby St. Louis used as alternative

MidAmerica St. Louis (BLV)

MidAmerica St. Louis (BLV) is the closest alternative and a secondary relief airport for the region.

📍 ~55 km from St. Louis (reachable by car)

💸 Flights from ~$233

Business & First Class Flight Deals to St. Louis

Discover luxury on the budget with premium cabin class on flights from Las Vegas to St. Louis.

Elite

Best Elite deals to St. Louis

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From LAS

Elite

Dec 07

St. Louis, United States

65% AI deal score

$2,464

Porter Airlines, +1

Business Class

From LAS

Elite

Dec 07

St. Louis, United States

65% AI deal score

$2,464

Porter Airlines, +1

Business Class

From LAS

Elite

Dec 07

St. Louis, United States

65% AI deal score

$2,464

Porter Airlines, +1

Business Class

From LAS

Elite

Dec 26

St. Louis, United States

65% AI deal score

$2,464

Porter Airlines, +1

Business Class

From LAS

Elite

Dec 07

St. Louis, United States

65% AI deal score

$2,464

Porter Airlines, +1

Business Class

From LAS

Elite

Dec 07

St. Louis, United States

65% AI deal score

$2,464

Porter Airlines, +1

Business Class

From LAS

Elite

Dec 14

St. Louis, United States

65% AI deal score

$2,464

Porter Airlines, +1

Business Class

From LAS

Elite

Dec 14

St. Louis, United States

65% AI deal score

$2,464

Porter Airlines, +1

Business Class

From LAS

Elite

Dec 07

St. Louis, United States

65% AI deal score

$2,464

Porter Airlines, +1

Business Class

From LAS

Elite

Dec 23

St. Louis, United States

65% AI deal score

$2,493

Porter Airlines, +1

Business Class

From LAS

Elite

Nov 26

St. Louis, United States

65% AI deal score

$2,533

Porter Airlines, +1

Business Class

From LAS

Elite

Nov 26

St. Louis, United States

65% AI deal score

$2,533

Porter Airlines, +1

Business Class

Frequently Asked Questions About Flights to St. Louis

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across various airlines and booking platforms can also help you identify better deals. Setting up price alerts may notify you when fares drop for your desired route.

Booking flights in advance often provides more options and potentially lower prices. However, last-minute deals can sometimes appear. Monitoring price trends for your specific route may help you decide on an optimal booking time.

Comparing nearby airports can sometimes uncover different flight options or potentially lower fares. While it may add to travel time, the savings could be significant. Always factor in ground transportation costs and convenience when considering alternative airports.

Related routes

More routes from Las Vegas

Flights from Las Vegas to Albuquerque Flights from Las Vegas to Athens Flights from Las Vegas to Atlanta Flights from Las Vegas to Auckland Flights from Las Vegas to Austin Flights from Las Vegas to Sydney Flights from Las Vegas to Tampa Flights from Las Vegas to Tokyo Flights from Las Vegas to Tucson Flights from Las Vegas to Vancouver Flights from Las Vegas to Venice Flights from Las Vegas to Washington, D.C.

Flights to St. Louis from other cities

Flights from Aberdeen to St. Louis Flights from Atlanta to St. Louis Flights from Los Angeles to St. Louis Flights from Milwaukee to St. Louis Flights from New York to St. Louis Flights from Orlando to St. Louis Flights from Phoenix to St. Louis Flights from Prague to St. Louis Flights from Rome to St. Louis Flights from San Antonio to St. Louis Flights from San Diego to St. Louis Flights from Singapore to St. Louis

Las Vegas to St. Louis: Overview

Insights for flights from Las Vegas to St. Louis

How much is a round trip from Las Vegas to St. Louis

Regular price: $118 - $491

Prices for flights from Las Vegas to St. Louis are currently within the regular range.

The regular price range for flights from Las Vegas to St. Louis is typically between $118 and $491. The current lowest deal is $133 with Frontier Airlines for travel from Dec 10-Dec 24.

now $133

Low $118

High $491

The cheapest time to fly from Las Vegas to St. Louis

August

Cheapest

Flights from $210

October

Most Expensive

Flights from $605

Jan

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Las Vegas to St. Louis

Frontier Airlines

Last-minute flights going from Las Vegas to St. Louis

Fri, Nov 6

⌛ Last-Minute

LAS - St. Louis

Las Vegas (LAS) - St. Louis (STL)

Frontier Airlines

$298

$292

One-way

Mon, Nov 9

⌛ Last-Minute

LAS - St. Louis

Las Vegas (LAS) - St. Louis (STL)

Frontier Airlines

$216

$179

One-way

Mon, Nov 9

⌛ Last-Minute

LAS - St. Louis

Las Vegas (LAS) - St. Louis (STL)

Frontier Airlines

$215

$179

One-way

Mon, Nov 9

⌛ Last-Minute

LAS - St. Louis

Las Vegas (LAS) - St. Louis (STL)

Frontier Airlines

$215

$180

One-way

Mon, Nov 9

⌛ Last-Minute

LAS - St. Louis

Las Vegas (LAS) - St. Louis (STL)

Frontier Airlines

$240

$181

One-way

Mon, Nov 9

⌛ Last-Minute

LAS - St. Louis

Las Vegas (LAS) - St. Louis (STL)

Frontier Airlines

$143

$184

One-way

Biggest price drops on these dates for flights from Las Vegas to St. Louis

18 nights

Feb 4 - Feb 22

$245 → $182

26%

13 nights

Feb 9 - Feb 22

$246 → $184

25%

25 nights

Feb 4 - Mar 1

$243 → $187

23%

20 nights

Feb 9 - Mar 1

$241 → $189

22%

Popular Airports to fly from Las Vegas to St. Louis

Las Vegas - St. Louis route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for flights from Las Vegas to St. Louis are above the typical level.

📅 Best time to fly

Fly in November for the best prices

Historically, November is the cheapest month to fly, with a median price of $220.

⏱️ Flight duration

Direct flights take 3h 21m

The median flight time for a direct flight from Las Vegas to St. Louis is 3h 21m.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights make up 69.7% of routes, with a median of 2 stopovers.

🏆 Airline highlight

Frontier Airlines offers direct flights

Frontier Airlines has direct flights available from Las Vegas to St. Louis.

🎯 Booking tip

Deals appear regularly

Deals for flights from Las Vegas to St. Louis appear regularly.

Las Vegas main airports to depart from

Harry Reid International Airport (LAS)

Cheapest

Harry Reid International Airport is a convenient departure point for flights to St. Louis.

📍 ~10 km from Las Vegas city center (reachable by car)

💸 Flights from ~$190

St. Louis main airports to arrive at

St. Louis Lambert International (STL)

Cheapest

St. Louis Lambert International Airport is ideal for direct access to St. Louis.

📍 ~20 km from St. Louis (reachable by car)

💸 Flights from ~$66

Airports nearby St. Louis used as alternative

MidAmerica St. Louis (BLV)

MidAmerica St. Louis (BLV) is the closest alternative and a secondary relief airport for the region.

📍 ~55 km from St. Louis (reachable by car)

💸 Flights from ~$233

St. Louis, United States

65% AI deal score

$2,533

Porter Airlines, +1

Business Class

Frequently Asked Questions About Flights to St. Louis

Cheap Flights from Las Vegas to St. Louis

Today’s best flight deals from Las Vegas to St. Louis

Las Vegas to St. Louis: Overview

Insights for flights from Las Vegas to St. Louis

How much is a round trip from Las Vegas to St. Louis

The cheapest time to fly from Las Vegas to St. Louis

Direct flights from Las Vegas to St. Louis

Last-minute flights going from Las Vegas to St. Louis

Biggest price drops on these dates for flights from Las Vegas to St. Louis

Popular Airports to fly from Las Vegas to St. Louis

Las Vegas - St. Louis route insights

Recent fares are above the typical level

Fly in November for the best prices

Direct flights take 3h 21m

Connecting flights are dominant

Frontier Airlines offers direct flights

Deals appear regularly

Las Vegas main airports to depart from

St. Louis main airports to arrive at

Airports nearby St. Louis used as alternative

Business & First Class Flight Deals to St. Louis

Best Elite deals to St. Louis

Dec 07

Dec 07

Dec 07

Dec 26

Dec 07

Dec 07

Dec 14

Dec 14

Dec 07

Dec 23

Nov 26

Nov 26

Frequently Asked Questions About Flights to St. Louis

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

When should I book flights from Las Vegas to St. Louis?

Should I compare nearby airports for flights from Las Vegas to St. Louis?

Are direct flights from Las Vegas to St. Louis always the best option?

Can flexible travel dates help on Las Vegas to St. Louis flights?

What extra costs should I check before booking Las Vegas to St. Louis flights?

Related routes

More routes from Las Vegas

Flights to St. Louis from other cities

Las Vegas to St. Louis: Overview

Insights for flights from Las Vegas to St. Louis

How much is a round trip from Las Vegas to St. Louis

The cheapest time to fly from Las Vegas to St. Louis

Direct flights from Las Vegas to St. Louis

Last-minute flights going from Las Vegas to St. Louis

Biggest price drops on these dates for flights from Las Vegas to St. Louis

Popular Airports to fly from Las Vegas to St. Louis

Las Vegas - St. Louis route insights

Recent fares are above the typical level

Fly in November for the best prices

Direct flights take 3h 21m

Connecting flights are dominant

Frontier Airlines offers direct flights

Deals appear regularly

Las Vegas main airports to depart from

St. Louis main airports to arrive at

Airports nearby St. Louis used as alternative

Business & First Class Flight Deals to St. Louis

Best Elite deals to St. Louis

Dec 07

Dec 07

Dec 07

Dec 26

Dec 07

Dec 07

Dec 14

Dec 14

Dec 07

Dec 23

Nov 26

Nov 26

Frequently Asked Questions About Flights to St. Louis

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

When should I book flights from Las Vegas to St. Louis?

Should I compare nearby airports for flights from Las Vegas to St. Louis?