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

View AU$214 flight on Fri, 14 Aug 2026Opens in a new window

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

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

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 one-way and return flights from SDF to LAS with Expedia. 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 our cheapest fares first, and use the Price Tracking tool to receive alerts when SDF to LAS ticket fares go up or down.
What is the cheapest month to fly from Louisville, KY (SDF) to Las Vegas, NV (LAS)?
The cheapest months to fly from Louisville, KY (SDF) to Las Vegas, NV (LAS) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
Only one airline offers direct flights from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.). Southwest Airlines operates 7 direct flights from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) every week.
How do I find cheap flights from Louisville, KY (SDF) to Las Vegas, NV (LAS)?
To find a cheap flight from Louisville, KY (SDF) to Las Vegas, NV (LAS), 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-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) will differ from traveler to traveler. If you like to fly early, Southwest Airlines offers early morning flights. If price is the most important factor, Southwest Airlines typically offers the lowest fares. Southwest Airlines offers the most daily flights from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.), 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) to Las Vegas, NV (LAS)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
There is 1 nonstop flight per day from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.). For even more choices, look at flights that include layovers, as there are around 74 connecting flights per day. Some common connection points include O'Hare Intl. (ORD), Hartsfield-Jackson Atlanta Intl. (ATL), and Nashville Intl. (BNA).
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 departs around 5:00 AM local time. This service is operated by American Airlines and is seasonal, active in December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.)?
You'll typically find the most flights from Louisville, KY (SDF-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) on a Thursday, with around 58 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, American Airlines, and Southwest Airlines. Looking at the week, Thursdays have notably more flight options compared to other days, offering you greater flexibility.
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-Louisville Intl.) to Las Vegas, NV (LAS-Harry Reid Intl.) are in the early morning, from 6am to 9am. Many major carriers, including Southwest Airlines, American Airlines and Delta, offer flights during this window. Many travellers prefer these times as it allows them to arrive in Las Vegas early, giving them more time to enjoy their destination.
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 2,607 kilometers. 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.)?
Yes, you can fly business class or first class between SDF and LAS. You can fly business class with Delta.First class cabins are available on Spirit Airlines, Delta, United, and American Airlines.
How do I earn miles on a Louisville, KY (SDF) to Las Vegas, NV (LAS) flight with Expedia?
It's easy to earn miles on a Louisville, KY (SDF) to Las Vegas, NV (LAS) 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, NV (LAS) from Louisville, KY (SDF)?
If you're planning to travel to Las Vegas from Louisville Intl. (SDF), you can fly directly into Harry Reid International Airport (LAS). Some flights may connect through major hubs like Midway Intl. (MDW), Denver Intl. (DEN), or 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) to Las Vegas, NV (LAS) at the last minute?
Typically, booking a last minute flight from Louisville, KY (SDF) to Las Vegas, NV (LAS) 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) to Las Vegas, NV (LAS) flight and hotel package?
Securing a Louisville, KY (SDF) to Las Vegas, NV (LAS) flight and hotel package 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) to Las Vegas, NV (LAS)?
If you booked your Louisville, KY (SDF) to Las Vegas, NV (LAS) 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

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Origin airport
Louisville Intl.
Destination airport
Harry Reid Intl.
Distance
2591 km

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Your quick guide to flights from Louisville to Las Vegas

Pick up great flights from Louisville to Las Vegas

With Expedia, you have your pick of flights a day with 11 airlines covering flights from Louisville to Las Vegas. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Louisville to Las Vegas that take around hours.

Find cheap flights from Louisville to Las Vegas

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Louisville to Las Vegas around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Las Vegas is normally in .

Reasons to book your flight from Louisville to Las Vegas with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Louisville to Las Vegas across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Las Vegas right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Louisville to Las Vegas

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