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$113+ Cheap flights from Puerto Rico to Louisville (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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SDF
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap flight deals from Puerto Rico to Louisville

Keep the following information in mind while searching for Puerto Rico to Louisville flight deals. Data was last updated July 1, 2025.

Round-trip from

$225
(Delta)

One-way from

$113
(Delta)

Popular in

May

Cheapest in

January

Average price

$399
From Puerto Rico to Louisville Intl
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One-way flight from Puerto Rico to Louisville Intl
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Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Puerto Rico to Louisville

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

This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2812:50 pmSJU - SDF
1 stop5h 50mDelta
Mon 9/18:10 amSDF - SJU
1 stop8h 26mDelta
Deal found 6/30$225
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/176:15 amSJU - SDF
1 stop16h 29mAmerican Airlines
Tue 7/2212:37 pmSDF - SJU
1 stop10h 48mAmerican Airlines
Deal found 7/1$255
This Southwest deal was found by Cheapflights users on 6/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1710:50 amSJU - SDF
1 stop13h 25mSouthwest
Tue 7/221:00 pmSDF - SJU
1 stop9h 10mSouthwest
Deal found 6/30$280
This FlightHub deal was found by Cheapflights users on 6/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/215:42 pmSJU - SDF
1 stop25h 11mSpirit Airlines
Sun 8/247:58 pmSDF - SJU
1 stop25h 50mSpirit Airlines
Deal found 6/30$288
This Mytrip deal was found by Cheapflights users on 6/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1710:14 pmSJU - SDF
1 stop13h 12mMultiple Airlines
Tue 7/224:31 pmSDF - SJU
2 stops19h 01mMultiple Airlines
Deal found 6/29$309

Cheapflights Fare Finder

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

Fly from

Puerto Rico

Fly to

Louisville

Route

Depart

Return

Price

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Thu 8/28

12:50 pm-6:40 pm

1 stop5h 50m

Louisville Intl

Mon 9/1

8:10 am-4:36 pm

1 stop8h 26m

$225

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Thu 7/17

6:15 am-10:44 pm

1 stop16h 29m

Louisville Intl

Tue 7/22

12:37 pm-11:25 pm

1 stop10h 48m

$255

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Thu 7/17

10:50 am-12:15 am

1 stop13h 25m

Louisville Intl

Tue 7/22

1:00 pm-10:10 pm

1 stop9h 10m

$280

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Thu 8/21

5:42 pm-6:53 pm

1 stop25h 11m

Louisville Intl

Sun 8/24

7:58 pm-9:48 pm

1 stop25h 50m

$288

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Thu 7/17

10:14 pm-11:26 am

1 stop13h 12m

Louisville Intl

Tue 7/22

4:31 pm-11:32 am

2 stops19h 01m

$309

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Thu 8/21

5:46 pm-11:56 pm

1 stop6h 10m

$113

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Thu 8/21

5:00 am-11:05 am

1 stop6h 05m

$138

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Fri 8/22

5:42 pm-6:53 pm

1 stop25h 11m

$145

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Fri 8/22

7:55 am-9:38 pm

2 stops13h 43m

$163

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Wed 7/23

1:37 am-8:55 am

2 stops31h 18m

$216

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 11 results
1
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Best time to book a flight from Puerto Rico to Louisville

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

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

Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Louisville (average of $299). Flying from Puerto Rico 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 PR to SDF?

Find hourly flight availability from Puerto Rico 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 July 1, 2025.

When flying from Puerto Rico to Louisville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 July 1, 2025.
Read through reviews of airlines operating flights from Puerto Rico to Louisville, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,273 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.0

Comfort

8.0

Overall

8.0

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
4,273 reviews
Southwest
8.0
Very good
4,273 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.0

Comfort

8.0

Overall

8.0

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
7,973 reviews
Southwest
8.0
Very good
4,273 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.0

Comfort

8.0

Overall

8.0

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
8,858 reviews
Southwest
8.0
Very good
4,273 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.0

Comfort

8.0

Overall

8.0

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
4,273 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.0

Comfort

8.0

Overall

8.0

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.
Spirit Airlines
6.3
Okay
8,101 reviews
Southwest
8.0
Very good
4,273 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.0

Comfort

8.0

Overall

8.0

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 Puerto Rico to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Louisville from Puerto Rico?

    Located just 5.3 mi from the city center, Louisville Intl (SDF) is the airport most travelers will use when flying to Louisville from Puerto Rico.

  • What are the cheapest airlines to fly from Puerto Rico to Louisville one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $113. Southwest flights start at $138 while deals on Spirit Airlines start at $145 one-way.

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

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

  • How can I find direct flights from Puerto Rico to Louisville?

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

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

    Yes. Cheapflights offers flight deals from Puerto Rico 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 Puerto Rico to Louisville?

    Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Louisville (average of $299). Flying from Puerto Rico 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 Puerto Rico?

Book flights to Puerto Rico if you plan to visit one of these locations
Shepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown

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Top 3 airlines flying from Puerto Rico to Louisville

Discover the top 3 airlines that operate flights from Puerto Rico 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$215Average$447FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$294Average$407FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$320Average$499FlexibilityNo cancel feeOn-time63%

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