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$66+ Cheap flights from Atlanta to Louisville (ATL - SDF)

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SDF
Dec 31 — Jan 71
Wed 12/31
Wed 1/7
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Louisville Intl are usually found in January or June, booked 45 days in advance, depart on a Friday or Thursday and return on a Thursday

Find flight deals from Atlanta to Louisville

Cheapest flights from Atlanta to Louisville
Explore the most affordable flight options available from Atlanta to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 1, 2025.

This Mytrip deal was found by Cheapflights users on 12/1. 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.
Wed 12/319:01 amATL - SDF
1 stop14h 58mSpirit Airlines
Wed 1/75:05 amSDF - ATL
1 stop15h 47mSpirit Airlines
Deal found 12/1$168
This Kiwi.com deal was found by Cheapflights users on 11/28. 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 12/1810:40 pmATL - SDF
1 stop25h 19mMultiple Airlines
Sun 12/215:05 amSDF - ATL
1 stop10h 14mMultiple Airlines
Deal found 11/28$172
This Kiwi.com deal was found by Cheapflights users on 11/29. 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.
Wed 12/1010:44 pmATL - SDF
1 stop15h 31mMultiple Airlines
Fri 1/91:55 pmSDF - ATL
1 stop9h 30mMultiple Airlines
Deal found 11/29$182
This Kiwi.com deal was found by Cheapflights users on 11/29. 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.
Wed 12/1010:44 pmATL - SDF
1 stop15h 31mMultiple Airlines
Sun 12/215:05 amSDF - ATL
1 stop10h 14mMultiple Airlines
Deal found 11/29$184
This Kiwi.com deal was found by Cheapflights users on 11/30. 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 12/184:23 pmATL - SDF
1 stop7h 36mMultiple Airlines
Mon 1/58:53 pmSDF - ATL
1 stop11h 24mMultiple Airlines
Deal found 11/30$189
This Kiwi.com deal was found by Cheapflights users on 11/30. 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 12/184:23 pmATL - SDF
1 stop7h 36mMultiple Airlines
Mon 12/225:05 amSDF - ATL
1 stop26h 43mMultiple Airlines
Deal found 11/30$190
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 12/184:23 pmATL - SDF
1 stop7h 36mMultiple Airlines
Thu 1/87:00 amSDF - ATL
1 stop7h 20mMultiple Airlines
Deal found 12/1$191
This Kiwi.com deal was found by Cheapflights users on 11/30. 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.
Fri 12/1910:40 pmATL - SDF
1 stop25h 19mMultiple Airlines
Mon 1/58:53 pmSDF - ATL
1 stop11h 24mMultiple Airlines
Deal found 11/30$203
This Kiwi.com deal was found by Cheapflights users on 11/30. 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 12/119:57 pmATL - SDF
1 stop12h 34mMultiple Airlines
Mon 12/158:52 pmSDF - ATL
2 stops24h 34mMultiple Airlines
Deal found 11/30$206
This Southwest deal was found by Cheapflights users on 12/1. 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 12/318:00 amATL - SDF
2 stops8h 35mSouthwest
Wed 1/76:45 amSDF - ATL
2 stops10h 00mSouthwest
Deal found 12/1$208

Cheap flight deals from Atlanta to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Louisville (SDF). 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 December 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$152
(Kiwi.com)

One-way from

$66
(Kiwi.com)

Popular in

September

Cheapest in

January

Average price

$390

Good round-trip deal

$319 or less

Good one-way deal

$518 or less
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Louisville Intl flights.
Search Deals
From Atlanta Hartsfield-Jackson to Louisville Intl
Search Deals
One-way flight from Atlanta Hartsfield-Jackson to Louisville Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to Louisville Intl.
Search Deals
Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to Louisville Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta to Louisville 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 December 1, 2025.
Use the filters below to find and compare flights from Atlanta to Louisville that are best for you.

Fly from

Atlanta

Fly to

Louisville

Route

Depart

Return

Price

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Wed 12/10

10:44 pm-2:15 pm

1 stop15h 31m

Louisville Intl

Fri 1/9

1:55 pm-11:25 pm

1 stop9h 30m

$182

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Thu 12/11

9:57 pm-11:00 am

1 stop13h 03m

Louisville Intl

Mon 12/15

11:21 am-11:04 pm

1 stop11h 43m

$184

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Thu 12/18

4:23 pm-11:59 pm

1 stop7h 36m

Louisville Intl

Mon 12/22

5:05 am-7:48 am

1 stop26h 43m

$190

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Thu 12/18

4:23 pm-11:59 pm

1 stop7h 36m

Louisville Intl

Thu 1/8

7:00 am-2:20 pm

1 stop7h 20m

$191

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Fri 1/16

6:00 am-1:00 pm

1 stop7h 00m

Louisville Intl

Mon 1/19

1:55 pm-10:24 am

2 stops20h 29m

$199

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Wed 12/31

8:00 am-4:35 pm

2 stops8h 35m

Louisville Intl

Wed 1/7

6:45 am-4:45 pm

2 stops10h 00m

$208

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Thu 12/18

10:50 pm-11:59 pm

2 stops25h 09m

Louisville Intl

Sun 12/21

5:05 am-3:19 pm

1 stop10h 14m

$218

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Fri 12/19

11:18 am-11:59 pm

2 stops12h 41m

Louisville Intl

Mon 1/5

8:53 pm-10:22 am

1 stop13h 29m

$231

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Thu 12/18

11:18 am-11:59 pm

2 stops12h 41m

Louisville Intl

Mon 12/22

5:05 am-8:52 pm

1 stop15h 47m

$240

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Wed 12/10

10:45 pm-8:58 am

2 stops34h 13m

Louisville Intl

Sun 12/21

5:05 am-3:19 pm

1 stop10h 14m

$245

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/30

Showing 1-10 of 23 results
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Compare providers for flights from Atlanta to Louisville

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 Atlanta to Louisville in December.
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
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 Atlanta-Louisville flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Atlanta-Louisville flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Atlanta-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlanta-Louisville 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 Atlanta-Louisville 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 Atlanta to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Atlanta 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 Atlanta to Louisville

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

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Louisville. Price data was last updated on November 28, 2025.

The price you pay for your flight from Atlanta to Louisville may vary depending on when you book. For the best chance of a lower fare, look to book 45 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, May is the cheapest month in which you can book a flight from Atlanta to Louisville (average of $41). Flying from Atlanta to Louisville in March is currently the most expensive (average of $120). 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 ATL to SDF?

Find hourly flight availability from Atlanta to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 1, 2025.

It’s typically best to fly out from Atlanta to Louisville in the morning. Doing so could potentially save you 22% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Atlanta to Louisville?

Use this chart to determine the cheapest time to fly round-trip from Atlanta to Louisville. Price data was last updated on November 29, 2025.

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

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. 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 Louisville. Reviews last updated December 1, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and American Airlines from Atlanta to Louisville by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,252 reviews

Food

7.0

Overall

8.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,252 reviews
Southwest
8.0
Very good
4,252 reviews

Food

7.0

Overall

8.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,010 reviews
Southwest
8.0
Very good
4,252 reviews

Food

7.0

Overall

8.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,040 reviews
Southwest
8.0
Very good
4,252 reviews

Food

7.0

Overall

8.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Spirit Airlines
6.3
Okay
8,158 reviews
Southwest
8.0
Very good
4,252 reviews

Food

7.0

Overall

8.0

Entertainment

7.5

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from Atlanta to Louisville. 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 Atlanta to Louisville?

    You will need to book a flight from Atlanta Hartsfield-Jackson to Louisville Intl if you want to fly from Atlanta to Louisville. At least 4 different airlines have flights from Hartsfield-Jackson (ATL) to Louisville Intl (SDF) on a regular basis. There are 18 flights to Louisville from the Atlanta airport per day. If you manage to book one that is nonstop, then you can expect the flight time from ATL to SDF to be around 1h 18m.

  • How popular is this Atlanta to Louisville flight route?

    The Atlanta Hartsfield-Jackson to Louisville Intl flight path was viewed by 1 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 Atlanta to Louisville?

    There are many flights that can get you from Atlanta to Louisville in 7h. Fly via Spirit Airlines to get the fastest option. The distance from Atlanta to Louisville is about 322 mi.

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

    Flying on Spirit Airlines is currently your cheapest option to Louisville, with prices starting at $41. Additional round-trip tickets that might be worth considering are offered by Southwest and American Airlines, with the lowest prices starting at $131 and $158, respectively. Users have found that Spirit Airlines is 88% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Atlanta to Louisville?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Atlanta to Louisville on time: Endeavor Airlines (99%), Delta (90%), LATAM Airlines (89%).

  • What are the cheapest flights from Atlanta to Louisville?

    Looking for the cheapest flight from Atlanta to Louisville? While on average our users pay $454, our data indicates the cheapest price to be $319. The most popular route (Atlanta Hartsfield-Jackson - Louisville Intl), is priced around $152.

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

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

  • How can I find direct flights from Atlanta to Louisville?

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

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

    Yes. Cheapflights offers flight deals from Atlanta to Louisville 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 Atlanta to Louisville?

    Currently, May is the cheapest month in which you can book a flight from Atlanta to Louisville (average of $41). Flying from Atlanta to Louisville in March is currently the most expensive (average of $120). 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
Shepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown

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Top 4 airlines flying from Atlanta to Louisville

Discover the top 4 airlines that operate flights from Atlanta to Louisville. 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 December 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$41Average$154FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$131Average$283FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$158Average$207FlexibilityNo cancel feeOn-time71%
DeltaCheapest$239Average$399FlexibilityNo cancel feeOn-timeN/A

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