$78 Cheap Flights from Las Vegas (LAS) to Louisville (SDF)

View $78 flight on Thu, Dec 4, 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at $78 for one-way flights and $156 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Thu, Dec 11 - Sun, Dec 14
LAS
Las Vegas
SDF
Louisville
$156 Roundtrip, found 1 hour ago
$156
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Thu, Dec 11 from Las Vegas to Louisville, returning Sun, Dec 14, priced at $156 found 1 hour ago
Spirit Airlines
Sun, Oct 26 - Thu, Oct 30
LAS
Las Vegas
SDF
Louisville
$187 Roundtrip, found 2 hours ago
$187
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Sun, Oct 26 from Las Vegas to Louisville, returning Thu, Oct 30, priced at $187 found 2 hours ago
Spirit Airlines
Sun, Dec 14 - Wed, Dec 17
LAS
Las Vegas
SDF
Louisville
$191 Roundtrip, found 21 hours ago
$191
Roundtrip
found 21 hours ago
Select Spirit Airlines flight, departing Sun, Dec 14 from Las Vegas to Louisville, returning Wed, Dec 17, priced at $191 found 21 hours ago
Spirit Airlines
Thu, Jan 8 - Tue, Jan 13
LAS
Las Vegas
SDF
Louisville
$194 Roundtrip, found 1 hour ago
$194
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Thu, Jan 8 from Las Vegas to Louisville, returning Tue, Jan 13, priced at $194 found 1 hour ago
American Airlines
Thu, Jan 22 - Sun, Jan 25
LAS
Las Vegas
SDF
Louisville
$196 Roundtrip, found 4 days ago
$196
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Jan 22 from Las Vegas to Louisville, returning Sun, Jan 25, priced at $196 found 4 days ago
Spirit Airlines
Mon, Dec 15 - Thu, Dec 18
LAS
Las Vegas
SDF
Louisville
$197 Roundtrip, found 21 hours ago
$197
Roundtrip
found 21 hours ago
Select Spirit Airlines flight, departing Mon, Dec 15 from Las Vegas to Louisville, returning Thu, Dec 18, priced at $197 found 21 hours ago
Spirit Airlines
Thu, Oct 30 - Sat, Nov 1
LAS
Las Vegas
SDF
Louisville
$198 Roundtrip, found 17 hours ago
$198
Roundtrip
found 17 hours ago
Select Spirit Airlines flight, departing Thu, Oct 30 from Las Vegas to Louisville, returning Sat, Nov 1, priced at $198 found 17 hours ago
Southwest Airlines
Tue, Oct 28 - Thu, Oct 30
LAS
Las Vegas
SDF
Louisville
$203 Roundtrip, found 1 day ago
$203
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Tue, Oct 28 from Las Vegas to Louisville, returning Thu, Oct 30, priced at $203 found 1 day ago
United
Thu, Nov 13 - Mon, Nov 17
LAS
Las Vegas
SDF
Louisville
$225 Roundtrip, found 14 hours ago
$225
Roundtrip
found 14 hours ago
Select United flight, departing Thu, Nov 13 from Las Vegas to Louisville, returning Mon, Nov 17, priced at $225 found 14 hours ago
Delta
Thu, Nov 13 - Mon, Nov 17
LAS
Las Vegas
SDF
Louisville
$237 Roundtrip, found 14 hours ago
$237
Roundtrip
found 14 hours ago
Select Delta flight, departing Thu, Nov 13 from Las Vegas to Louisville, returning Mon, Nov 17, priced at $237 found 14 hours ago

Find the cheapest month to fly from Las Vegas (LAS) to Louisville (SDF)

July is typically the cheapest month to fly

From $115 - $276 per traveler.

Alternative airports near Louisville

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

Select flight to Louisville Intl. SDF. Cheapest and Closest option available. Average driving time to city center is 9 minutes. Flights from $319
SDF
Louisville Intl.
CheapestClosest
Average driving time to city center9 min
Flights from $319

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF) cost?
Grab a cheap one-way flight from $78 or cheap return flight from $156 from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF)?
Planning your trip for December can help you save, as it's the cheapest month for flights between LAS and SDF. You'll typically find the lowest prices during the off-season.
Which airlines fly direct from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF)?
When setting off from Harry Reid Intl. Airport (LAS), you can board a direct flight to Louisville Intl. Airport (SDF) with Southwest Airlines.
What is the cheapest airline that flies from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF)?
To find the cheapest airline that'll fly you from LAS to SDF, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF)?
On average, there is just 1 nonstop flight operating from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF) each day. If this doesn't fit your plans, consider flights with layovers. Just filter your search on Expedia to include one or more stops to find the next best option.
What are the most popular departure times for flights from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF)?
More people fly between LAS and SDF at 9 AM than at any other time of day. Looking for a quieter experience? Travel outside of rush hours and there's a chance you'll save on your fare as well.
What day of the week has the most flights from LAS to SDF?
Tuesday offers the most flights from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF). Consider taking off on this day and you'll have the best chance of finding a schedule that works for you.
What is the earliest flight from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF)?
The first flight of the day departing from Harry Reid Intl. Airport (LAS) is at around 8:20AM UTC-8. Hop on this flight and you'll touch down at Louisville Intl. Airport (SDF) at approximately 2:55PM UTC-5. The total flight duration is 3h 35m.
How long does it take to fly from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF)?
Flights from LAS to SDF have an average travel time of 3 hours and 35 minutes. The distance between these two airports is 1,600 mi.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF)?
Choose a flight from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Louisville from Harry Reid Intl. Airport (LAS)?
Explore your flight options from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF). This is the only airport in Louisville you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF) last-minute?
Booking your ticket from LAS to SDF just before your getaway is typically more expensive. But if there's some wiggle room with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a LAS to SDF flight and hotel package?
Compared with arranging flights and hotels separately, booking a LAS to SDF flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place will take the hassle out of travel planning. Simply pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Louisville Intl. Airport (SDF)?
In most cases, you can cancel or modify your LAS to SDF flight. However, additional charges may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need further information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Louisville Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$156
Distance
1619 mi
Average flight time
6 hours 38 mins

Book with confidence

Book with confidence

Las Vegas to Louisville Flights

The cheapest times to fly from Las Vegas to Louisville

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 Las Vegas to Louisville are during the month of December. You can find some of the cheapest flights from Las Vegas to Louisville with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Las Vegas to Louisville: 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 Las Vegas to Louisville

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 Las Vegas to Louisville in 2025. You can also book with separate airlines for your outbound and return journeys, from $78 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 Las Vegas to Louisville 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 Las Vegas to Louisville 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.

 

Las Vegas to Louisville Flights

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