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$63+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LAS
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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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”

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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 Monday or Friday 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 November 6, 2025.

This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/74:27 pmSDF - LAS
1 stop7h 08mAmerican Airlines
Wed 12/106:00 amLAS - SDF
1 stop6h 32mAmerican Airlines
Deal found 11/6$179
This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/151:02 pmSDF - LAS
1 stop9h 11mAmerican Airlines
Tue 12/232:28 pmLAS - SDF
1 stop6h 48mAmerican Airlines
Deal found 11/6$199
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/109:00 amSDF - LAS
1 stop8h 43mUnited Airlines
Tue 12/165:20 amLAS - SDF
1 stop6h 10mUnited Airlines
Deal found 11/5$219
This Super.com deal was found by Cheapflights users on 11/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:55 amSDF - LAS
1 stop11h 50mSpirit Airlines
Thu 12/1110:08 pmLAS - SDF
1 stop9h 52mSpirit Airlines
Deal found 11/5$229
This Southwest deal was found by Cheapflights users on 11/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/103:20 pmSDF - LAS
1 stop9h 20mSouthwest
Tue 12/1610:20 pmLAS - SDF
2 stops15h 15mSouthwest
Deal found 11/5$230
This American Airlines deal was found by Cheapflights users on 11/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:20 amSDF - LAS
1 stop10h 30mAmerican Airlines
Wed 12/2411:59 pmLAS - SDF
1 stop13h 00mAmerican Airlines
Deal found 11/3$238
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 12/411:55 amSDF - LAS
1 stop11h 50mMultiple Airlines
Thu 12/118:47 amLAS - SDF
2 stops22h 44mMultiple Airlines
Deal found 11/5$239
This Trip.com deal was found by Cheapflights users on 11/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:55 amSDF - LAS
1 stop11h 50mSpirit Airlines
Thu 12/1110:08 pmLAS - SDF
1 stop9h 52mSpirit Airlines
Deal found 11/3$243
This Mytrip deal was found by Cheapflights users on 11/6. 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 Mytrip 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
Wed 12/101:29 pmLAS - SDF
2 stops18h 31mSpirit Airlines
Deal found 11/6$251
This Mytrip deal was found by Cheapflights users on 11/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:55 amSDF - LAS
1 stop11h 50mSpirit Airlines
Wed 12/101:29 pmLAS - SDF
2 stops18h 31mSpirit Airlines
Deal found 11/5$252
This American Airlines deal was found by Cheapflights users on 11/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/154:27 pmSDF - LAS
1 stop7h 08mAmerican Airlines
Fri 12/196:30 amLAS - SDF
1 stop8h 01mAmerican Airlines
Deal found 11/4$253
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Mon 12/1511:55 amSDF - LAS
1 stop11h 50mMultiple Airlines
Wed 12/1710:20 pmLAS - SDF
2 stops12h 55mMultiple Airlines
Deal found 11/4$255

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 November 6, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$155
(Southwest)

One-way from

$63
(Cheapflightsfares)

Popular in

March

Cheapest in

September

Average price

$331

Good round-trip deal

$204 or less

Good one-way deal

$105 or less
Provider with most accurate pricing for Louisville Intl-Las Vegas Harry Reid Intl flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Las Vegas Harry Reid Intl flights.
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From Louisville Intl to Las Vegas Harry Reid Intl
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One-way flight from Louisville Intl to Las Vegas Harry Reid Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($61 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 November 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.
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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 November 6, 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

Mon 12/22

8:15 pm-12:05 am

1 stop6h 50m

Las Vegas Harry Reid Intl

Wed 12/24

10:20 pm-4:35 pm

2 stops15h 15m

$270

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Wed 12/17

9:31 am-1:26 pm

1 stop6h 55m

Las Vegas Harry Reid Intl

Sat 12/20

12:59 am-12:06 pm

1 stop8h 07m

$273

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Tue 2/3

6:30 pm-9:55 pm

1 stop6h 25m

Las Vegas Harry Reid Intl

Tue 2/17

11:25 am-6:00 pm

Nonstop3h 35m

$284

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Thu 1/15

6:00 am-7:35 am

Nonstop4h 35m

Las Vegas Harry Reid Intl

Sun 1/18

7:25 am-5:30 pm

1 stop7h 05m

$289

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Wed 12/3

1:10 pm-6:45 pm

2 stops8h 35m

Las Vegas Harry Reid Intl

Wed 12/10

8:10 am-4:35 pm

1 stop5h 25m

$289

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Tue 12/23

6:06 pm-10:27 pm

1 stop7h 21m

Las Vegas Harry Reid Intl

Sun 12/28

6:00 am-5:26 pm

1 stop8h 26m

$319

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Fri 12/12

3:33 pm-8:46 pm

1 stop8h 13m

Las Vegas Harry Reid Intl

Sun 12/14

5:20 am-2:30 pm

1 stop6h 10m

$327

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Mon 12/8

6:16 pm-10:13 pm

1 stop6h 57m

Las Vegas Harry Reid Intl

Sun 12/14

12:44 am-9:50 am

1 stop6h 06m

$327

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Fri 1/23

3:22 pm-7:02 pm

1 stop6h 40m

Las Vegas Harry Reid Intl

Sat 1/24

12:30 am-10:23 am

1 stop6h 53m

$327

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Sun 12/7

6:16 pm-10:45 pm

1 stop7h 29m

Las Vegas Harry Reid Intl

Sun 12/14

12:44 am-9:50 am

1 stop6h 06m

$327

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 23 results
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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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
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 Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Louisville-Las Vegas flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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 31, 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 November 6, 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 November 2, 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 November 6, 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

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
7.9
Good
8,001 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
9,007 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
11,040 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
8,122 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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.

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

    The Louisville Intl to Las Vegas Harry Reid Intl flight path was viewed by 19 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?

    Southwest and United Airlines can get you from Louisville to Las Vegas in just under 6h 50m. Your travel time can differ by up to 05m. Louisville and Las Vegas are separated by a distance of 1619 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 American Airlines and Delta. 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 flights from Louisville to Las Vegas?

    Looking at all options, your cheapest flight can be booked for $78. While the most popular route (Louisville Intl - Las Vegas Harry Reid Intl) can be booked for $125 on average, our data indicates $328 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
Winchester
Kingman
Sunrise Manor
Primm
Mount Charleston
Mesquite
Needles
Boulder City

Browse thousands of different options on Cheapflights for your next trip

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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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$123Average$191FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$225Average$370FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$277FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$267Average$405FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$291Average$451FlexibilityNo cancel feeOn-time63%

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