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$108+ 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
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
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 April 1, 2025.

Round-trip from

$234
(Mytrip)

One-way from

$108
(American Airlines)

Popular in

May

Cheapest in

January

Average price

$373
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. 2% potential increase in price ($9 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 April 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 April 1, 2025.

This American Airlines deal was found by Cheapflights users on 3/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/52:30 pmSJU - SDF
1 stop8h 12mAmerican Airlines
Mon 12/85:06 amSDF - SJU
1 stop5h 34mAmerican Airlines
Deal found 3/30$215
This Mytrip deal was found by Cheapflights users on 3/31. 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 4/246:38 pmSJU - SDF
1 stop27h 39mSpirit Airlines
Sat 5/106:25 pmSDF - SJU
3 stops41h 06mSpirit Airlines
Deal found 3/31$234
This Mytrip deal was found by Cheapflights users on 3/29. 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.
Mon 4/289:25 amSJU - SDF
1 stop12h 52mMultiple Airlines
Mon 5/56:19 pmSDF - SJU
2 stops25h 21mMultiple Airlines
Deal found 3/29$344
This Delta deal was found by Cheapflights users on 3/30. 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 8/212:28 pmSJU - SDF
1 stop9h 29mDelta
Sun 8/246:00 amSDF - SJU
1 stop5h 51mDelta
Deal found 3/30$420
This Southwest deal was found by Cheapflights users on 3/30. 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.
Wed 8/208:00 amSJU - SDF
2 stops10h 25mSouthwest
Mon 8/251:15 pmSDF - SJU
2 stops10h 15mSouthwest
Deal found 3/30$450
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/201:05 amSJU - SDF
2 stops12h 20mUnited Airlines
Tue 5/276:00 amSDF - SJU
1 stop6h 34mUnited Airlines
Deal found 3/30$550

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 April 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 4/24

6:38 pm-10:17 pm

1 stop27h 39m

Louisville Intl

Sat 5/10

6:25 pm-11:31 am

3 stops41h 06m

$234

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Fri 8/29

2:05 pm-9:46 pm

2 stops7h 41m

Louisville Intl

Tue 9/2

6:34 am-4:25 pm

2 stops9h 51m

$251

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Mon 4/28

9:25 am-10:17 pm

1 stop12h 52m

Louisville Intl

Mon 5/5

6:19 pm-7:40 pm

2 stops25h 21m

$344

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Thu 8/21

2:28 pm-11:57 pm

1 stop9h 29m

Louisville Intl

Sun 8/24

6:00 am-11:51 am

1 stop5h 51m

$420

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Wed 8/20

8:00 am-6:25 pm

2 stops10h 25m

Louisville Intl

Mon 8/25

1:15 pm-11:30 pm

2 stops10h 15m

$450

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Tue 5/20

1:05 am-1:25 pm

2 stops12h 20m

Louisville Intl

Tue 5/27

6:00 am-12:34 pm

1 stop6h 34m

$550

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Thu 8/21

5:30 am-9:40 pm

1 stop16h 10m

$108

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Tue 4/15

6:38 pm-10:17 pm

1 stop27h 39m

$118

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Thu 5/29

5:43 pm-12:05 am

1 stop6h 22m

$138

San JuanLouisville

SJU - SDF

SJUSDF

San Juan Luis Munoz Marin Intl

Thu 4/17

6:38 pm-5:34 pm

1 stop22h 56m

$164

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 13 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 April 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.

Rainfall in Louisville by month

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

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

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

If weather is an important factor for your trip to Louisville, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 April 1, 2025.
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,277 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,615 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 American Airlines, which is currently one of the cheapest options available, starting at $108. Spirit Airlines flights start at $118 while deals on Delta start at $138 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
Jeffersonville
Corydon
Elizabethtown
Bardstown

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Puerto Rico to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
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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 April 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$143Average$225FlexibilityNo cancel feeOn-time65%
DeltaCheapest$222Average$388FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$308Average$463FlexibilityNo cancel feeOn-time71%
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