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$54+ 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LAS
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Louisville Intl to Las Vegas Harry Reid Intl are usually found in August or July, booked 20 days in advance, depart on a Wednesday or Monday and return on a Monday

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 junio 12, 2025.

Round-trip from

$169
(Kiwi.com)

One-way from

$54
(FlightHub)

Popular in

March

Cheapest in

August

Average price

$337

Good round-trip deal

$392 or less

Good one-way deal

$147 or less
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
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Highest demand for flights based on searches. 15% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Louisville Intl to Las Vegas Harry Reid Intl.
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Price to beat on a one-way flight from Louisville Intl to Las Vegas Harry Reid Intl.
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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 junio 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
sáb. 7/54:17 pmSDF - LAS
1 stop17h 25mSpirit Airlines
jue. 7/107:08 pmLAS - SDF
1 stop10h 56mSpirit Airlines
Deal found 6/11$169
This Mytrip deal was found by Cheapflights users on 6/10. 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.
sáb. 7/2610:54 amSDF - LAS
2 stops39h 45mMultiple Airlines
mié. 7/309:37 pmLAS - SDF
1 stop14h 59mMultiple Airlines
Deal found 6/10$232
This Southwest deal was found by Cheapflights users on 6/10. 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.
jue. 8/76:25 pmSDF - LAS
1 stop6h 35mSouthwest
lun. 8/115:40 pmLAS - SDF
Nonstop3h 45mSouthwest
Deal found 6/10$307
This American Airlines deal was found by Cheapflights users on 6/12. 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.
jue. 10/308:19 pmSDF - LAS
1 stop6h 04mAmerican Airlines
lun. 11/31:37 amLAS - SDF
1 stop5h 34mAmerican Airlines
Deal found 6/12$317

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 junio 12, 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

sáb. 7/5

4:17 pm-6:42 am

1 stop17h 25m

Las Vegas Harry Reid Intl

jue. 7/10

7:08 pm-9:04 am

1 stop10h 56m

$169

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

sáb. 7/26

10:54 am-11:39 pm

2 stops39h 45m

Las Vegas Harry Reid Intl

mié. 7/30

9:37 pm-3:36 pm

1 stop14h 59m

$232

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

jue. 8/7

6:25 pm-10:00 pm

1 stop6h 35m

Las Vegas Harry Reid Intl

lun. 8/11

5:40 pm-12:25 am

Nonstop3h 45m

$307

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

jue. 10/30

8:19 pm-11:23 pm

1 stop6h 04m

Las Vegas Harry Reid Intl

lun. 11/3

1:37 am-10:11 am

1 stop5h 34m

$317

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

mié. 8/6

4:31 pm-8:34 pm

1 stop7h 03m

$54

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

dom. 10/26

6:09 pm-12:09 am

1 stop9h 00m

$112

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

sáb. 8/2

10:54 am-11:39 pm

2 stops39h 45m

$137

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

lun. 8/11

3:25 pm-4:25 pm

Nonstop4h 00m

$149

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

mié. 9/3

12:25 pm-6:26 pm

1 stop9h 01m

$159

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

mié. 8/27

9:05 am-2:38 pm

2 stops8h 33m

$164

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 11 results
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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 June 9, 2025.

The best time to book flights from Louisville to Las Vegas is 20 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, August is the cheapest month in which you can book a flight from Louisville to Las Vegas (average of $198). Flying from Louisville to Las Vegas in March is currently the most expensive (average of $269). 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 junio 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 57% 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 June 8, 2025.

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

Rainfall in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Las Vegas ranges from 0.1 - 0.8 inches per month. February is typically the wettest month, when rainfall can reach 0.8 in. May is typically the driest time to visit Las Vegas when rainfall is around 0.1 in.

Temperature in Las Vegas by month

Plan your trip to Las Vegas by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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 junio 12, 2025.
See what other customers who have flown with Southwest, Delta and United Airlines from Louisville to Las Vegas have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Allegiant Air
7.3
Good
725 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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 25 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Spirit Airlines, at $169, was found to be the cheapest airline from Louisville to Las Vegas.Alternate airlines to your destination round-trip include Southwest and American Airlines. You may be able to fly from Louisville to Las Vegas for 51% 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 Spirit Airlines. According to our data, you can fly for as low as $54. Users have also found prices from $137 and $149 on Allegiant Air and Southwest, respectively.

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

    Looking at all options, your cheapest flight can be booked for $81. While the most popular route (Louisville Intl - Las Vegas Harry Reid Intl) can be booked for $119 on average our data indicates $340 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, August is the cheapest month in which you can book a flight from Louisville to Las Vegas (average of $198). Flying from Louisville to Las Vegas in March is currently the most expensive (average of $269). 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 Louisville?

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

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Top 6 airlines flying from Louisville to Las Vegas

Discover the top 6 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$121Average$202FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$127Average$175FlexibilityNo cancel feeOn-time88%
DeltaCheapest$237Average$277FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$241Average$369FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$264Average$404FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$330Average$484FlexibilityNo cancel feeOn-time63%

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