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Cheap Flights from Louisville to Las Vegas

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Deals from

Louisville

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

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Louisville to Las Vegas

Explore current cheapest deals departing from Louisville to Las Vegas

Round trip

Sort by: Cheapest

August 10 - August 19

Cheapest

SDF - Las Vegas

$495

$217

Round trip

September 14 - September 16

SDF - Las Vegas

$300

$218

Round trip

August 8 - August 15

Best

SDF - Las Vegas

$514

$238

Round trip

September 23 - September 26

SDF - Las Vegas

$305

$238

Round trip

December 5 - December 7

SDF - Las Vegas

$373

$238

Round trip

September 10 - September 14

SDF - Las Vegas

$292

$241

Round trip

August 1 - August 4

Earliest

SDF - Las Vegas

$543

$248

Round trip

October 13 - October 16

SDF - Las Vegas

$342

$248

Round trip

August 17 - August 21

SDF - Las Vegas

$545

$250

Round trip

August 10 - August 14

SDF - Las Vegas

$548

$254

Round trip

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Route Intelligence — 486,190 Searches this Week

Insights for flights from Louisville to Las Vegas

A typical journey from Louisville to Las Vegas takes about 13h 46m, including connections. Given that most itineraries on this route involve at least one stop, this median duration reflects the time spent in transit and during layovers. The overall distance between Louisville and Las Vegas is 2607 kilometers, classifying it as a medium-haul route.

For travelers seeking cheap flights from Louisville to Las Vegas, prices typically range from $397–$919, with a median of $546. Right now, current fares are significantly above the typical level for this route. Only 3% of recent fares were classified as a good price, indicating that finding deals can be challenging. New deals appear almost daily, so setting up a price alert could be beneficial.

When is the cheapest time to fly from Louisville to Las Vegas? The data indicates that January is typically the most affordable month, with a median fare of $137. Other cost-effective options include April, which has a median fare of $199, and December, where the median fare is $254. Planning your trip during these months could lead to substantial savings.

Most itineraries from Louisville to Las Vegas connect at least once, with only 40% of recent fares being non-stop. For the majority of flights that do include connections, the typical number of stopovers is 2. This means you can expect a longer travel day if you opt for a connecting flight.

How much is a round trip from Louisville to Las Vegas

Regular price: $367 - $520

Prices for flights from Louisville to Las Vegas are currently below the regular range.

The regular price range for this route is between $367 and $520. The current lowest deal is $217 with Southwest Airlines for travel from Aug 10-Aug 19.

now $217

Low $367

High $520

The cheapest time to fly from Louisville to Las Vegas

Flights from Louisville to Las Vegas are cheapest in January, with a median price of $137. The most expensive month to fly is October, with a median price of $871. Prices are generally lower from January to December.

January

Cheapest

Flights from $137

October

Most Expensive

Flights from $871

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Louisville to Las Vegas

Southwest Airlines

Last-minute flights going from Louisville to Las Vegas

Fri, Jun 26

⌛ Last-Minute

SDF - Las Vegas

Louisville (SDF) - Las Vegas (LAS)

American Airlines

$371

$340

One-way

Wed, Jul 1

⌛ Last-Minute

SDF - Las Vegas

Louisville (SDF) - Las Vegas (LAS)

American Airlines

$324

$299

One-way

Thu, Jul 2

⌛ Last-Minute

SDF - Las Vegas

Louisville (SDF) - Las Vegas (LAS)

American Airlines

$313

$297

One-way

Fri, Jul 3

⌛ Last-Minute

SDF - Las Vegas

Louisville (SDF) - Las Vegas (LAS)

American Airlines

$310

$299

One-way

Mon, Jul 6

⌛ Last-Minute

SDF - Las Vegas

Louisville (SDF) - Las Vegas (LAS)

American Airlines

$284

$298

One-way

Tue, Jul 7

⌛ Last-Minute

SDF - Las Vegas

Louisville (SDF) - Las Vegas (LAS)

American Airlines

$304

$296

One-way

Biggest price drops on these dates for flights from Louisville to Las Vegas

3 nights

Aug 1 - Aug 4

$543 → $248

54%

4 nights

Aug 17 - Aug 21

$545 → $250

54%

1 night

Aug 14 - Aug 15

$550 → $255

54%

4 nights

Aug 10 - Aug 14

$548 → $254

54%

Popular Airports to fly from Louisville to Las Vegas

Louisville - Las Vegas route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Louisville to Las Vegas are below the typical level, with deals around $217.

📅 Best time to fly

January is historically the cheapest month to fly

Historically, January is the cheapest month to fly from Louisville to Las Vegas, with median prices around $137.

⏱️ Flight duration

Flights typically take 13h 46m

Flights from Louisville to Las Vegas typically take 13 hours and 46 minutes, covering 2607 km.

✈️ Airlines & availability

Connecting flights are dominant for this route

Connecting flights are dominant for this route, with 2 median stopovers when connecting.

🏆 Airline highlight

Southwest Airlines offers direct flights

Southwest Airlines offers direct flights from Louisville to Las Vegas, providing a convenient option for travelers.

🎯 Booking tip

Deals appear frequently, about 1 per day

Deals for flights from Louisville to Las Vegas appear frequently, about 1 deal per day.

Louisville main airports to depart from

Louisville International (SDF)

Cheapest

Louisville International Airport is a great option for flights from Louisville to Las Vegas.

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

💸 Flights from ~$217

Las Vegas main airports to arrive at

Harry Reid International Airport (LAS)

Cheapest

Harry Reid International Airport is the primary gateway to Las Vegas, offering convenient access to the city.

📍 ~8 km from Las Vegas city center (reachable by car)

💸 Flights from ~$217

Airports nearby Las Vegas used as alternative

Ontario International (ONT)

Ontario International offers extensive domestic flight options and is less congested than LAX for travelers driving from Nevada.

📍 ~300 km from Las Vegas (reachable by car)

💸 Flights from ~$309

St. George Regional (SGU)

St. George Regional is the closest alternative airport to Las Vegas, offering very easy access via the I-15 corridor.

📍 ~190 km from Las Vegas (reachable by car)

💸 Flights from ~$344

Palm Springs International (PSP)

Palm Springs International is a reliable mid-sized airport with good connectivity to West Coast hubs and a pleasant passenger experience.

📍 ~370 km from Las Vegas (reachable by car)

💸 Flights from ~$361

Hollywood Burbank (BUR)

Hollywood Burbank is known for efficiency and quick terminal-to-gate times, ideal for reaching the Los Angeles basin.

📍 ~390 km from Las Vegas (reachable by car)

💸 Flights from ~$350

Phoenix Sky Harbor International (PHX)

Cheapest

Phoenix Sky Harbor International is a massive international hub with routes that may not be available at LAS.

📍 ~440 km from Las Vegas (reachable by car)

💸 Flights from ~$255

Business & First Class Flight Deals to Las Vegas

Las Vegas, United States

45% AI deal score

$3,223

From SDF

Elite

Nov 01

Las Vegas, United States

45% AI deal score

$3,834

Frequently Asked Questions About Flights to Las Vegas

Historically, the optimal time to book flights from Louisville to Las Vegas is within 0-6 days of departure. During this period, the average price was $360. Booking 7-13 days out saw an average price of $388, while 14-27 days out averaged $376. Prices for flights booked 60+ days in advance were significantly higher, averaging $820 across the trailing quarter.

Based on data from the trailing 90 days, a good price for a flight from Louisville to Las Vegas is considered to be $397 or less. The median price for this route historically has been $546. Prices can range up to $919 or more for the higher end of fares.

Historically, January has offered the cheapest flights from Louisville to Las Vegas, with a median price of $137. April also shows competitive pricing, with a median of $199. While December is listed among the cheapest months with a median of $254, it is also noted as the most expensive month, indicating price variability. The annual median price for this route is $546.

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