HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Las Vegas

$67+ Cheap flights from Louisville to Las Vegas (SDF - LAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LAS
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Las Vegas with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Louisville Intl to Las Vegas Harry Reid Intl are usually found in September or October, booked 80 days in advance, depart on a Friday or Monday and return on a Friday

Find flight deals from Louisville to Las Vegas

Cheapest flights from Louisville to Las Vegas
Explore the most affordable flight options available from Louisville to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Priceline deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2711:47 amSDF - LAS
1 stop12h 15mSpirit Airlines
Thu 10/307:26 amLAS - SDF
Nonstop3h 36mSpirit Airlines
Deal found 10/16$178
This Cheapflightsfares deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:20 pmSDF - LAS
Nonstop4h 00mSpirit Airlines
Sun 12/77:00 amLAS - SDF
1 stop7h 08mSpirit Airlines
Deal found 10/15$183
This Cheapflightsfares deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:20 pmSDF - LAS
Nonstop4h 00mSpirit Airlines
Thu 12/189:30 amLAS - SDF
Nonstop3h 45mSpirit Airlines
Deal found 10/15$196
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/232:57 pmSDF - LAS
Nonstop4h 08mSpirit Airlines
Thu 10/307:26 amLAS - SDF
Nonstop3h 36mSpirit Airlines
Deal found 10/16$233
This Cheapflightsfares deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/711:55 amSDF - LAS
1 stop11h 50mSpirit Airlines
Thu 12/119:59 pmLAS - SDF
1 stop10h 01mSpirit Airlines
Deal found 10/16$241
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/302:57 pmSDF - LAS
Nonstop4h 08mMultiple Airlines
Tue 11/410:29 pmLAS - SDF
2 stops40h 47mMultiple Airlines
Deal found 10/16$249

Cheap flight deals from Louisville to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$166
(Cheapflightsfares)

One-way from

$67
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$295

Good round-trip deal

$165 or less

Good one-way deal

$105 or less
Provider with most accurate pricing for Louisville Intl-Las Vegas Harry Reid Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Las Vegas Harry Reid Intl flights.
Search Deals
From Louisville Intl to Las Vegas Harry Reid Intl
Search Deals
One-way flight from Louisville Intl to Las Vegas Harry Reid Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Louisville Intl to Las Vegas Harry Reid Intl.
Search Deals
Price to beat on a one-way flight from Louisville Intl to Las Vegas Harry Reid Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from Louisville to Las Vegas that are best for you.

Fly from

Louisville

Fly to

Las Vegas

Route

Depart

Return

Price

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Sun 11/9

6:16 pm-10:30 pm

1 stop7h 14m

Las Vegas Harry Reid Intl

Wed 11/12

2:50 pm-12:06 am

1 stop6h 16m

$280

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Sun 11/9

7:54 pm-12:27 am

1 stop7h 33m

Las Vegas Harry Reid Intl

Fri 11/14

11:32 pm-9:59 am

1 stop7h 27m

$301

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Sat 11/8

3:00 pm-9:36 pm

1 stop9h 36m

Las Vegas Harry Reid Intl

Sat 11/15

6:30 am-6:41 pm

1 stop9h 11m

$301

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Wed 12/10

3:18 pm-9:37 pm

1 stop9h 19m

Las Vegas Harry Reid Intl

Fri 12/12

12:44 am-10:19 am

1 stop6h 35m

$301

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Fri 1/2

6:51 pm-11:25 pm

1 stop7h 34m

Las Vegas Harry Reid Intl

Mon 1/5

11:30 pm-9:34 am

1 stop7h 04m

$301

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Wed 12/3

6:00 am-11:10 am

1 stop8h 10m

Las Vegas Harry Reid Intl

Tue 12/9

6:00 am-5:36 pm

1 stop8h 36m

$301

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Mon 11/24

2:22 pm-6:28 pm

1 stop7h 06m

Las Vegas Harry Reid Intl

Wed 12/3

6:19 am-5:16 pm

1 stop7h 57m

$301

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Mon 11/24

12:57 pm-6:23 pm

1 stop8h 26m

Las Vegas Harry Reid Intl

Mon 12/1

12:44 am-12:13 pm

1 stop8h 29m

$301

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Sun 12/7

7:59 pm-12:27 am

1 stop7h 28m

Las Vegas Harry Reid Intl

Thu 12/11

12:44 am-9:50 am

1 stop6h 06m

$301

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Thu 11/27

10:37 am-5:20 pm

1 stop9h 43m

Las Vegas Harry Reid Intl

Mon 12/1

12:44 am-9:50 am

1 stop6h 06m

$301

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 21 results
1
2
3

Compare providers for flights from Louisville to Las Vegas

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Las Vegas in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Las Vegas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Las Vegas flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Las Vegas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Louisville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Las Vegas

How far ahead should I book a flight from Louisville to Las Vegas?

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Las Vegas. Price data was last updated on October 10, 2025.

The best time to book flights from Louisville to Las Vegas is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Louisville to Las Vegas?

Currently, January is the cheapest month in which you can book a flight from Louisville to Las Vegas (average of $78). Flying from Louisville to Las Vegas in September is currently the most expensive (average of $123). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SDF to LAS?

Find hourly flight availability from Louisville to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 72% on flights from Louisville to Las Vegas by exploring options for tickets in the evening.

What is the cheapest day to fly from Louisville to Las Vegas?

Use this chart to determine the cheapest time to fly round-trip from Louisville to Las Vegas. Price data was last updated on October 12, 2025.

Travelers seeking maximum savings on their Louisville to Las Vegas flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated October 16, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Louisville to Las Vegas. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Comfort

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Comfort

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,984 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Comfort

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,982 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Comfort

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,043 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Comfort

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,097 reviews
Southwest
8.0
Very good
4,241 reviews

Overall

8.0

Comfort

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Louisville to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Louisville to Las Vegas?

    You will need to book a flight from Louisville Intl to Las Vegas Harry Reid Intl if you want to fly from Louisville to Las Vegas. At least 5 different airlines have flights from Louisville Intl (SDF) to Harry Reid Intl (LAS) on a regular basis. There is 1 flight to Las Vegas from the Louisville airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SDF to LAS to be around 4h 00m.

  • How popular is this Louisville to Las Vegas flight route?

    The Louisville Intl to Las Vegas Harry Reid Intl flight path was viewed by 21 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Louisville to Las Vegas?

    Delta can get you from Louisville to Las Vegas in just under 7h 14m. Your travel time can differ by up to . Louisville and Las Vegas are separated by a distance of 1619 mi.

  • What are the cheapest airlines flying from Louisville to Las Vegas round-trip?

    Spirit Airlines, at $123, was found to be the cheapest airline from Louisville to Las Vegas.Alternate airlines to your destination round-trip include Delta and American Airlines. You may be able to fly from Louisville to Las Vegas for 65% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Louisville to Las Vegas one-way?

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $93. Users have also found prices from $106 and $119 on Spirit Airlines and Delta, respectively.

  • What are the cheapest flights from Louisville to Las Vegas?

    Looking at all options, your cheapest flight can be booked for $70. While the most popular route (Louisville Intl - Las Vegas Harry Reid Intl) can be booked for $135 on average, our data indicates $262 when flying from Louisville to Las Vegas.

  • Can I find deals for flights from Louisville to Las Vegas that include hotel bookings?

    Yes. In addition to deals on Louisville to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Las Vegas?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Las Vegas.

  • Can I find deals for business class flights from Louisville to Las Vegas?

    Yes. Cheapflights offers flight deals from Louisville to Las Vegas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisville to Las Vegas?

    Currently, January is the cheapest month in which you can book a flight from Louisville to Las Vegas (average of $78). Flying from Louisville to Las Vegas in September is currently the most expensive (average of $123). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Paradise
Henderson
North Las Vegas
Sunrise Manor
Winchester
Kingman
Primm
Mount Charleston
Mesquite
Needles
Boulder City

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Louisville to Las Vegas

Discover the top 5 airlines that operate flights from Louisville to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$123Average$193FlexibilityNo cancel feeOn-time65%
DeltaCheapest$236Average$276FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$243Average$365FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$263Average$406FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$293Average$452FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.