$123 Cheap Flights from Louisville (SDF) to Las Vegas (LAS)

View $123 flight on Mon, Jan 25, 2027Opens in a new window

Popular airlines from Louisville Intl. Airport (SDF) to Harry Reid Intl. Airport (LAS)

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Cheap Flights from Louisville to Las Vegas (SDF-LAS)

Prices were available within the past 7 days and start at $123 for one-way flights and $247 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Breeze Airways
Mon, Jan 25 - Thu, Jan 28
SDF
Louisville
LAS
Las Vegas
$247 Roundtrip, found 13 hours ago
$247
Roundtrip
found 13 hours ago
Select Breeze Airways flight, departing Mon, Jan 25 from Louisville to Las Vegas, returning Thu, Jan 28, priced at $247 found 13 hours ago
Breeze Airways
Fri, Dec 11 - Sun, Dec 13
SDF
Louisville
LAS
Las Vegas
$251 Roundtrip, found 18 hours ago
$251
Roundtrip
found 18 hours ago
Select Breeze Airways flight, departing Fri, Dec 11 from Louisville to Las Vegas, returning Sun, Dec 13, priced at $251 found 18 hours ago
Breeze Airways
Mon, Jan 25 - Thu, Jan 28
SDF
Louisville
LAS
Las Vegas
$252 Roundtrip, found 13 hours ago
$252
Roundtrip
found 13 hours ago
Select Breeze Airways flight, departing Mon, Jan 25 from Louisville to Las Vegas, returning Thu, Jan 28, priced at $252 found 13 hours ago
Breeze Airways
Mon, Jan 25 - Thu, Jan 28
SDF
Louisville
LAS
Las Vegas
$257 Roundtrip, found 13 hours ago
$257
Roundtrip
found 13 hours ago
Select Breeze Airways flight, departing Mon, Jan 25 from Louisville to Las Vegas, returning Thu, Jan 28, priced at $257 found 13 hours ago
Breeze Airways
Fri, Jan 29 - Sun, Jan 31
SDF
Louisville
LAS
Las Vegas
$263 Roundtrip, found 1 day ago
$263
Roundtrip
found 1 day ago
Select Breeze Airways flight, departing Fri, Jan 29 from Louisville to Las Vegas, returning Sun, Jan 31, priced at $263 found 1 day ago
Breeze Airways
Mon, Oct 26 - Thu, Oct 29
SDF
Louisville
LAS
Las Vegas
$267 Roundtrip, found 16 hours ago
$267
Roundtrip
found 16 hours ago
Select Breeze Airways flight, departing Mon, Oct 26 from Louisville to Las Vegas, returning Thu, Oct 29, priced at $267 found 16 hours ago
Delta
Mon, Oct 26 - Thu, Oct 29
SDF
Louisville
LAS
Las Vegas
$277 Roundtrip, found 16 hours ago
$277
Roundtrip
found 16 hours ago
Select Delta flight, departing Mon, Oct 26 from Louisville to Las Vegas, returning Thu, Oct 29, priced at $277 found 16 hours ago
American Airlines
Thu, Dec 24 - Thu, Jan 7
SDF
Louisville
LAS
Las Vegas
$289 Roundtrip, found 3 days ago
$289
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Dec 24 from Louisville to Las Vegas, returning Thu, Jan 7, priced at $289 found 3 days ago
Southwest Airlines
Sat, Jul 25 - Thu, Jul 30
SDF
Louisville
LAS
Las Vegas
$290 Roundtrip, found 13 hours ago
$290
Roundtrip
found 13 hours ago
Select Southwest Airlines flight, departing Sat, Jul 25 from Louisville to Las Vegas, returning Thu, Jul 30, priced at $290 found 13 hours ago
United
Wed, Jan 27 - Sun, Jan 31
SDF
Louisville
LAS
Las Vegas
$292 Roundtrip, found 10 hours ago
$292
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Jan 27 from Louisville to Las Vegas, returning Sun, Jan 31, priced at $292 found 10 hours ago

Alternative airports near Las Vegas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $297
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $297

Frequently asked questions

How much does a flight from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) cost?
You can find cheap one-way flights from $123 and cheap return flights from $247 Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) with Expedia. One-way flights usually range from $193 to $935, and return flights typically cost between $352 and $1212. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
February is the cheapest month to fly from Louisville, KY (SDF) to Las Vegas, NV (LAS), with average return fares around $359. This is about 8% lower than the average price throughout the year, as February is generally a less busy month for travel. Other budget-friendly months include May and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
There are 2 airlines offering direct flights from SDF to LAS:

  • Spirit Airlines operates around 7 direct flights from SDF to LAS every week
  • American Airlines operates around 14 direct flights from SDF to LAS every week

What is the cheapest airline that flies from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Sun Country Airlines is one of the cheapest airlines offering connecting flights from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.), with round-trip tickets starting from around $352. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
To find a cheap flight from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
The best airline to fly with from Louisville, KY (SDF) to Las Vegas, NV (LAS) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, Spirit Airlines typically offers the lowest fares. WN offers the most daily flights from SDF to LAS, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
The ideal time to fly from Louisville (SDF) to Las Vegas (LAS) is in February or September. You can find return flights for about $359, which is quite reasonable. February offers a chance to escape the winter chill, while September provides pleasant weather, making both months appealing for your travel plans.*Prices based on flights available on Expedia in the last year.
How many flights per day from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
There are approximately 1 nonstop flights per day from Louisville Intl. (SDF) to Harry Reid International Airport (LAS). For more options, look at flights that include layovers.
What is the earliest flight from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
The earliest flight from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) typically leaves at around 5:00 AM, operated by American Airlines. An early departure allows you to maximize your time in Las Vegas. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
The most popular departure times for flights from Louisville, KY (SDF) to Las Vegas, NV (LAS) are in the early morning, from 6am to 9am. This accounts for around 29% of total traffic. Many major carriers, including American Airlines, United Airlines, and Delta Airlines, offer flights during this window. Many travelers prefer this time because it allows for a full day of activities upon arrival in Las Vegas.
How long does it take to fly from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Flying nonstop from SDF to LAS takes around 4 hours 20 minutes, with the route covering approximately 1,620 miles. Flights with a layover typically take 2 hours 40 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
First class seats are offered on the SDF to LAS route. First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines
  • Spirit Airlines

How do I earn miles on a Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) flight with Expedia?
It's easy to earn miles on a Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Las Vegas from Louisville Intl. (SDF)?
From Louisville Intl. (SDF), you can fly into Harry Reid International Airport (LAS) to reach Las Vegas. Some flights may connect through major hubs like Midway Intl. (MDW), Denver Intl. (DEN), Love Field (DAL) before reaching Las Vegas. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) at the last minute?
Typically, booking a last minute flight from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) flight and hotel package?
Securing a Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) Las Vegas Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
If you booked your Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Louisville Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Breeze Airways, Delta, Southwest Airlines, United
Roundtrip price
$246
Distance
1619 mi
Average flight time
4 hours 10 mins

Book with confidence

Louisville to Las Vegas Flights

The cheapest times to fly from Louisville to Las Vegas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Louisville to Las Vegas are during the month of January. You can find some of the cheapest flights from Louisville to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Louisville to Las Vegas

Sunday is one of the best days to book for cheap flights from Louisville to Las Vegas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Louisville to Las Vegas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Louisville to Las Vegas in 2026. You can also book with separate airlines for your outbound and return journeys, from $123 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Louisville to Las Vegas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Louisville to Las Vegas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Louisville to Las Vegas Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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