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$169+ Cheap flights from Baton Rouge to Louisville (BTR - 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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
BTR — SDF
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Baton Rouge to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Baton Rouge (BTR) 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 September 11, 2025.

Round-trip from

$249
(Delta)

One-way from

$169
(American Airlines)

Popular in

December

Cheapest in

August

Average price

$338
From Baton Rouge Ryan to Louisville Intl
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One-way flight from Baton Rouge Ryan to Louisville Intl
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Highest demand for flights based on searches. 11% potential increase in price ($51 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Baton Rouge to Louisville

Cheapest flights from Baton Rouge to Louisville
Explore the most affordable flight options available from Baton Rouge to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/177:00 pmBTR - SDF
1 stop4h 01mDelta
Sat 10/186:00 amSDF - BTR
1 stop4h 37mDelta
Deal found 9/10$249
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/264:39 pmBTR - SDF
1 stop6h 13mDelta
Tue 9/309:30 amSDF - BTR
1 stop4h 22mDelta
Deal found 9/11$259
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:41 pmBTR - SDF
1 stop4h 34mAmerican Airlines
Tue 9/301:16 pmSDF - BTR
2 stops7h 57mAmerican Airlines
Deal found 9/11$264
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/194:39 pmBTR - SDF
1 stop3h 34mDelta
Tue 9/2310:45 amSDF - BTR
1 stop6h 07mDelta
Deal found 9/10$309
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/192:05 pmBTR - SDF
1 stop6h 55mUnited Airlines
Tue 9/2310:55 amSDF - BTR
2 stops9h 31mUnited Airlines
Deal found 9/10$314
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/155:44 amBTR - SDF
1 stop6h 25mAmerican Airlines
Sat 10/188:08 pmSDF - BTR
1 stop4h 50mAmerican Airlines
Deal found 9/10$319
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/214:25 pmBTR - SDF
1 stop6h 28mAmerican Airlines
Tue 11/2512:43 pmSDF - BTR
2 stops8h 23mAmerican Airlines
Deal found 9/11$328
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/176:21 pmBTR - SDF
1 stop4h 32mAmerican Airlines
Sat 10/182:21 pmSDF - BTR
2 stops9h 42mAmerican Airlines
Deal found 9/10$368
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/162:18 pmBTR - SDF
1 stop7h 07mAmerican Airlines
Sat 10/188:08 pmSDF - BTR
1 stop4h 50mAmerican Airlines
Deal found 9/11$377

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baton Rouge 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 September 11, 2025.
Use the filters below to find and compare flights from Baton Rouge to Louisville that are best for you.

Fly from

Baton Rouge

Fly to

Louisville

Route

Depart

Return

Price

Baton RougeLouisville

BTR - SDF

BTRSDF

Baton Rouge Ryan

Wed 10/8

7:00 pm-12:01 am

1 stop4h 01m

Louisville Intl

Wed 10/15

7:09 am-12:26 pm

1 stop6h 17m

$249

Baton RougeLouisville

BTR - SDF

BTRSDF

Baton Rouge Ryan

Fri 10/17

7:00 pm-12:01 am

1 stop4h 01m

Louisville Intl

Sat 10/18

6:00 am-9:37 am

1 stop4h 37m

$249

Baton RougeLouisville

BTR - SDF

BTRSDF

Baton Rouge Ryan

Fri 11/21

7:39 am-2:04 pm

1 stop5h 25m

Louisville Intl

Tue 11/25

3:09 pm-7:57 pm

1 stop5h 48m

$249

Baton RougeLouisville

BTR - SDF

BTRSDF

Baton Rouge Ryan

Fri 9/26

4:39 pm-11:52 pm

1 stop6h 13m

Louisville Intl

Tue 9/30

9:30 am-12:52 pm

1 stop4h 22m

$259

Baton RougeLouisville

BTR - SDF

BTRSDF

Baton Rouge Ryan

Fri 9/19

2:05 pm-10:00 pm

1 stop6h 55m

Louisville Intl

Tue 9/23

10:55 am-7:26 pm

2 stops9h 31m

$314

Baton RougeLouisville

BTR - SDF

BTRSDF

Baton Rouge Ryan

Wed 10/8

5:00 am-1:21 pm

2 stops7h 21m

Louisville Intl

Wed 10/15

7:15 am-11:14 am

1 stop4h 59m

$314

Baton RougeLouisville

BTR - SDF

BTRSDF

Baton Rouge Ryan

Wed 10/15

5:44 am-1:09 pm

1 stop6h 25m

Louisville Intl

Sat 10/18

8:08 pm-11:58 pm

1 stop4h 50m

$319

Baton RougeLouisville

BTR - SDF

BTRSDF

Baton Rouge Ryan

Fri 11/21

4:25 pm-11:53 pm

1 stop6h 28m

Louisville Intl

Tue 11/25

12:43 pm-8:06 pm

2 stops8h 23m

$328

Baton RougeLouisville

BTR - SDF

BTRSDF

Baton Rouge Ryan

Fri 10/17

6:21 pm-11:53 pm

1 stop4h 32m

Louisville Intl

Sat 10/18

2:21 pm-11:03 pm

2 stops9h 42m

$368

Baton RougeLouisville

BTR - SDF

BTRSDF

Baton Rouge Ryan

Thu 11/20

1:00 pm-6:38 pm

1 stop4h 38m

$169

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 14 results
1
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Best time to book a flight from Baton Rouge to Louisville

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

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

Currently, January is the cheapest month in which you can book a flight from Baton Rouge to Louisville (average of $299). Flying from Baton Rouge to Louisville in April is currently the most expensive (average of $369). 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 BTR to SDF?

Find hourly flight availability from Baton Rouge 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 September 11, 2025.

It’s typically best to fly out from Baton Rouge to Louisville in the evening. Doing so could potentially save you 37% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 September 11, 2025.
Read reviews from past customers who have flown Delta and American Airlines from Baton Rouge to Louisville. 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.
Delta
8.0
Very good
7,960 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • How long is the flight from Baton Rouge to Louisville?

    Airlines like Delta fly from Baton Rouge to Louisville in about 4h 01m. The time it takes to get you to your destination can typically vary by up to . Baton Rouge and Louisville are separated by a distance of 611 mi.

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

    According to our current data, Delta ($248), and American Airlines ($283) offers the cheapest pricing from Baton Rouge to Louisville. Delta is currently priced 36% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Baton Rouge to Louisville?

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

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

    Yes. Cheapflights offers flight deals from Baton Rouge 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 Baton Rouge to Louisville?

    Currently, January is the cheapest month in which you can book a flight from Baton Rouge to Louisville (average of $299). Flying from Baton Rouge to Louisville in April is currently the most expensive (average of $369). 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 2 airlines flying from Baton Rouge to Louisville

Discover the top 2 airlines that operate flights from Baton Rouge 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$338FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$283Average$468FlexibilityNo cancel feeOn-time71%

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