Are there direct flights from St. Louis to Las Vegas?

Across the trailing 90 days, approximately 10.6% of flights from St. Louis to Las Vegas were direct. For travelers with connecting flights, the median number of stopovers was 2. This indicates that while direct options exist, a significant portion of routes involve at least one stop.

How many hours is the flight from St. Louis to Las Vegas?

The typical direct flight from St. Louis to Las Vegas has a median duration of 3 hours and 35 minutes. For flights with one stop, the median duration historically extends to 7 hours and 23 minutes. The total air distance covered on this route is approximately 2202 kilometers.

How often do cheap flights from St. Louis to Las Vegas come up?

Historically, cheap flights from St. Louis to Las Vegas are classified as frequent. This suggests that travelers typically have regular opportunities to find good deals on this route. This assessment is based on observations over the trailing 30 days.

Flights From St. Louis

To Las Vegas

Cheap Flights from St. Louis to Las Vegas

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

Deals from

St. Louis

RatePunk searches hundreds of travel sites at once for deals on flights to Las Vegas

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

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

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

2026-10-28 – 2026-11-05
STL - Las Vegas
84% AI deal score
$280
$148
Round trip
2026-10-28 – 2026-11-10
STL - Las Vegas
69% AI deal score
$185
$152
Round trip
2026-10-28 – 2026-11-02
STL - Las Vegas
68% AI deal score
$210
$177
Round trip
2026-10-28 – 2026-11-19
STL - Las Vegas
49% AI deal score
$179
$178
Round trip
2026-10-28 – 2026-11-16
STL - Las Vegas
49% AI deal score
$180
$178
Round trip
2026-10-28 – 2026-11-18
STL - Las Vegas
49% AI deal score
$179
$178
Round trip
2026-10-28 – 2026-11-09
STL - Las Vegas
65% AI deal score
$185
$178
Round trip
2026-10-28 – 2026-11-12
STL - Las Vegas
50% AI deal score
$182
$178
Round trip
2026-09-09 – 2026-09-12
STL - Las Vegas
76% AI deal score
$252
$186
Round trip
2026-08-20 – 2026-08-24
STL - Las Vegas
80% AI deal score
$427
$187
Round trip

St. Louis to Las Vegas: Overview

Insights for flights from St. Louis to Las Vegas

For travelers looking for cheap flights from St. Louis to Las Vegas, prices typically range from $379–$699, with a median of $507. Right now, fares are near the typical level for this route. Only 1% of recent fares were classified as a good price, indicating that finding significantly discounted tickets can be challenging.

When is the cheapest time to fly from St. Louis to Las Vegas? The data indicates that November is the most affordable month, with a median fare of $151. Following closely, May offers a median fare of $168, while March presents a median of $210. These months generally provide better value for your trip.

Most itineraries for this route connect at least once, with only 10.6% of recent fares being direct flights from St. Louis to Las Vegas. For connecting itineraries, the typical number of stopovers is 2, which can significantly extend travel time.

How long is the flight from St. Louis to Las Vegas? A typical journey, including connections, takes about 11h 52m. However, if you find a non-stop option, the flight time is considerably shorter at 3h 35m.

The distance between St. Louis and Las Vegas is approximately 2202 kilometers. This classifies the route as a medium-haul journey, meaning it's too far for a short hop but not a long-distance international flight.

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

Regular price: $148 - $346

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

The regular price range for flights from St. Louis to Las Vegas is between $148 and $346. The current lowest deal is $152 with Frontier Airlines for travel from Oct 28-Nov 10.

now $152

Low $148

High $346

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

The cheapest month to fly from St. Louis to Las Vegas is November, with a median price of $151. The most expensive month is July, with a median price of $587. Prices are generally lower from January to November.

November

Cheapest

Flights from $151

July

Most Expensive

Flights from $587

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Direct flights from St. Louis to Las Vegas

Frontier Airlines

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

Mon, Aug 3

⌛ Last-Minute

STL - Las Vegas

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

Frontier Airlines

$367

$233

One-way

Tue, Aug 4

⌛ Last-Minute

STL - Las Vegas

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

Frontier Airlines

$353

$232

One-way

Sat, Aug 8

⌛ Last-Minute

STL - Las Vegas

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

Frontier Airlines

$487

$252

One-way

Sun, Aug 9

⌛ Last-Minute

STL - Las Vegas

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

Frontier Airlines

$459

$260

One-way

Sun, Aug 9

⌛ Last-Minute

STL - Las Vegas

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

Frontier Airlines

$455

$284

One-way

Sun, Aug 9

⌛ Last-Minute

STL - Las Vegas

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

American Airlines

$426

$297

One-way

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

2 nights

Aug 11 - Aug 13

$450 → $211

53%

4 nights

Aug 20 - Aug 24

$423 → $188

56%

4 nights

Aug 8 - Aug 12

$487 → $252

48%

4 nights

Aug 27 - Aug 31

$420 → $190

55%

Popular Airports to fly from St. Louis to Las Vegas

St. Louis - Las Vegas route insights

💸 Price insights

Recent fares are near the typical level

Recent fares from St. Louis to Las Vegas are near the typical level of $507.

📅 Best time to fly

November is historically cheapest at $151

Historically, November is the cheapest month to fly, with a median price of $151.

⏱️ Flight duration

Direct flights take 3h 35m

Direct flights from St. Louis to Las Vegas typically take 3 hours and 35 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights make up 89.4% of recent deals, with a median of 2 stopovers.

🏆 Airline highlight

Frontier Airlines offers direct flights

Frontier Airlines provides direct flight options from St. Louis to Las Vegas.

🎯 Booking tip

Deals are frequent

Deals for flights from St. Louis to Las Vegas are frequently available.

St. Louis main airports to depart from

St. Louis Lambert International (STL)

Cheapest

St. Louis Lambert International Airport is a good option for flights from St. Louis to Las Vegas.

📍 ~20 km from St. Louis city center (reachable by car, bus, or metro).

💸 Flights from ~$155

Las Vegas main airports to arrive at

Harry Reid International Airport (LAS)

Cheapest

Harry Reid International Airport is the primary gateway to Las Vegas and surrounding attractions.

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

💸 Flights from ~$155

Airports nearby Las Vegas used as alternative

Ontario International (ONT)

Cheapest

Ontario International is a major regional hub offering significant domestic capacity and easier navigation than larger coastal hubs.

📍 ~360 km from Las Vegas (reachable by car)

💸 Flights from ~$177

Business & First Class Flight Deals to Las Vegas

85% AI deal score

$1,557

$979

Save $578

Frequently Asked Questions About Flights to Las Vegas

Historically, the lowest average prices for flights from St. Louis to Las Vegas have been found when booking 7-13 days in advance. During this period, the average price was $292. Booking 0-6 days out typically resulted in an average price of $338. Conversely, booking 14-27 days in advance saw average prices rise to $646, indicating that waiting too long or booking too far ahead can be more expensive across the trailing quarter.

Across the trailing quarter, a good price for a flight from St. Louis to Las Vegas was considered to be $379 or less. The median price for this route was $507. Prices historically ranged, with 75% of prices being $699 or less. These figures are based on data from the trailing 90 days.

Historically, November has been the cheapest month to fly from St. Louis to Las Vegas, with a median price of $151. May also offered competitive prices, with a median of $168. March, however, was observed as the most expensive month, with a median price of $210, which is still significantly lower than the annual median of $507 for this route.

Related routes

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Flights to Las Vegas from other cities

Flights from Edmonton to Las Vegas Flights from Knoxville to Las Vegas Flights from Montreal to Las Vegas Flights from Sydney to Las Vegas Flights from Syracuse to Las Vegas Flights from Tampa to Las Vegas Flights from Toronto to Las Vegas Flights from Tucson to Las Vegas Flights from Tulsa to Las Vegas Flights from Vancouver to Las Vegas Flights from Washington, D.C. to Las Vegas Flights from Winnipeg to Las Vegas

St. Louis to Las Vegas: Overview

Insights for flights from St. Louis to Las Vegas

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

Regular price: $148 - $346

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

The regular price range for flights from St. Louis to Las Vegas is between $148 and $346. The current lowest deal is $152 with Frontier Airlines for travel from Oct 28-Nov 10.

now $152

Low $148

High $346

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

November

Cheapest

Flights from $151

July

Most Expensive

Flights from $587

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Direct flights from St. Louis to Las Vegas

Frontier Airlines

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

Mon, Aug 3

⌛ Last-Minute

STL - Las Vegas

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

Frontier Airlines

$367

$233

One-way

Tue, Aug 4

⌛ Last-Minute

STL - Las Vegas

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

Frontier Airlines

$353

$232

One-way

Sat, Aug 8

⌛ Last-Minute

STL - Las Vegas

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

Frontier Airlines

$487

$252

One-way

Sun, Aug 9

⌛ Last-Minute

STL - Las Vegas

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

Frontier Airlines

$459

$260

One-way

Sun, Aug 9

⌛ Last-Minute

STL - Las Vegas

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

Frontier Airlines

$455

$284

One-way

Sun, Aug 9

⌛ Last-Minute

STL - Las Vegas

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

American Airlines

$426

$297

One-way

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

2 nights

Aug 11 - Aug 13

$450 → $211

53%

4 nights

Aug 20 - Aug 24

$423 → $188

56%

4 nights

Aug 8 - Aug 12

$487 → $252

48%

4 nights

Aug 27 - Aug 31

$420 → $190

55%

Popular Airports to fly from St. Louis to Las Vegas