HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Puerto Rico

$80+ Cheap flights from Louisville (SDF) to Puerto Rico

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 3/26. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SJU
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Puerto Rico with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Louisville to Puerto Rico

Keep the following information in mind while searching for Louisville to Puerto Rico flight deals. Data was last updated febrero 20, 2025.

Round-trip from

$264
(FlightHub)

One-way from

$97
(Cheapflightsfares)

Popular in

December

Cheapest in

August

Average price

$394
From Louisville Intl to Puerto Rico
Search Deals
One-way flight from Louisville Intl to Puerto Rico
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Louisville to Puerto Rico

Cheapest flights from Louisville to Puerto Rico
Explore the most affordable flight options available from Louisville to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This FlightHub deal was found by Cheapflights users on 2/19. 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.
mié. 3/266:00 amSDF - SJU
1 stop10h 34mSpirit Airlines
jue. 3/273:05 amSJU - SDF
1 stop13h 33mSpirit Airlines
Deal found 2/19$264
This Delta deal was found by Cheapflights users on 2/20. 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.
mar. 3/42:43 pmSDF - SJU
1 stop8h 03mDelta
mar. 3/116:15 amSJU - SDF
1 stop7h 46mDelta
Deal found 2/20$275
This Mytrip deal was found by Cheapflights users on 2/20. 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.
lun. 3/1011:03 amSDF - SJU
3 stops27h 41mMultiple Airlines
lun. 3/173:38 amSJU - SDF
3 stops43h 20mMultiple Airlines
Deal found 2/20$276
This American Airlines deal was found by Cheapflights users on 2/20. 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.
dom. 11/1612:26 pmSDF - SJU
1 stop15h 39mAmerican Airlines
vie. 11/218:14 amSJU - SDF
1 stop14h 19mAmerican Airlines
Deal found 2/20$320
This United Airlines deal was found by Cheapflights users on 2/20. 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.
jue. 3/62:20 pmSDF - SJU
1 stop9h 16mUnited Airlines
mié. 3/121:05 amSJU - SDF
2 stops11h 53mUnited Airlines
Deal found 2/20$330
This Southwest deal was found by Cheapflights users on 2/19. 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.
lun. 5/512:05 pmSDF - SJU
2 stops9h 00mSouthwest
mié. 5/146:05 amSJU - SDF
1 stop7h 25mSouthwest
Deal found 2/19$405

Find flights from Louisville to Puerto Rico within your budget

Customize your flight search to find flights from Louisville to Puerto Rico 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 febrero 20, 2025.

Fly from

Louisville

Fly to

Puerto Rico

Route

Depart

Return

Price

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

mié. 3/26

6:00 am-4:34 pm

1 stop10h 34m

San Juan Luis Munoz Marin Intl

jue. 3/27

3:05 am-4:38 pm

1 stop13h 33m

$264

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

vie. 4/18

4:59 pm-11:15 pm

1 stop6h 16m

San Juan Luis Munoz Marin Intl

mar. 4/22

5:11 pm-11:59 pm

1 stop6h 48m

$275

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

vie. 3/7

6:22 pm-1:23 am

2 stops30h 01m

San Juan Luis Munoz Marin Intl

sáb. 3/8

4:38 am-6:21 pm

2 stops37h 43m

$281

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

jue. 3/6

2:20 pm-12:36 am

1 stop9h 16m

San Juan Luis Munoz Marin Intl

mié. 3/12

1:05 am-12:58 pm

2 stops11h 53m

$330

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

mié. 2/26

6:17 am-3:45 pm

2 stops8h 28m

San Juan Luis Munoz Marin Intl

lun. 3/3

4:44 pm-12:21 am

1 stop8h 37m

$388

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

mié. 2/26

9:00 am-5:35 pm

2 stops7h 35m

San Juan Luis Munoz Marin Intl

lun. 3/3

11:45 am-11:25 pm

2 stops12h 40m

$503

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

mié. 3/26

6:00 am-4:34 pm

1 stop10h 34m

$80

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

mié. 2/26

12:46 pm-11:46 pm

1 stop10h 00m

$138

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

mar. 3/18

5:00 am-12:52 pm

2 stops7h 52m

$163

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

sáb. 3/1

10:05 am-12:36 am

2 stops13h 31m

$183

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 11 results
1
2

Best time to book a flight from Louisville to Puerto Rico

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

Travel insights for flights from Louisville to Puerto Rico

Get recent, data-driven insights about flights from Louisville to Puerto Rico including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from Louisville to Puerto Rico (average of $254). Flying from Louisville to Puerto Rico in March is currently the most expensive (average of $363). 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 PR?

Find hourly flight availability from Louisville to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 20, 2025.

When flying from Louisville to Puerto Rico, 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 Puerto Rico by month

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

In terms of precipitation, rainfall in Puerto Rico ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Puerto Rico when rainfall is around 2.2 in.

Temperature in Puerto Rico by month

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

If weather is an important factor for your trip to Puerto Rico, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated febrero 20, 2025.
Get a feel of what it's like to fly with Southwest, Delta and United Airlines from Louisville to Puerto Rico by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Sun Country Air
7.0
Good
374 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Puerto Rico. 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 from for flights from Louisville to Puerto Rico?

    For a flight from Louisville to Puerto Rico, you will be flying from Louisville Intl. Louisville Intl (SDF) is just 5.3 mi from the center of the city.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $97. Users have also found prices from $138 and $163 on Delta and American Airlines, respectively.

  • What are the most popular routes from Louisville to Puerto Rico?

    When deciding which route to take from Louisville to Puerto Rico consider Louisville Intl - San Juan Luis Munoz Marin Intl, Louisville Intl - Culebra or Louisville Intl - Vieques as they are the most popular.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Louisville to Puerto Rico (average of $254). Flying from Louisville to Puerto Rico in March is currently the most expensive (average of $363). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Louisville to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
Cincinnati to Luis Munoz Marin Intl flights
Nashville to Luis Munoz Marin Intl flights
Cincinnati to Punta Cana flights
Cincinnati to Montego Bay flights
Nashville to Punta Cana flights
Nashville to Montego Bay flights
Cincinnati to Saint Thomas Island flights
Nashville to Saint Thomas Island flights
Cincinnati to Providenciales flights
Cincinnati to Nassau flights
Louisville to Montego Bay flights
Louisville to Luis Munoz Marin Intl flights
Cincinnati to Oranjestad flights
Lexington to Montego Bay flights
Nashville to Nassau flights
Louisville to Saint Thomas Island flights
Knoxville to Luis Munoz Marin Intl flights
Nashville to Simpson Bay flights
Lexington to Luis Munoz Marin Intl flights
Knoxville to Montego Bay flights
Louisville to Punta Cana flights
Cincinnati to George Town flights
Nashville to Oranjestad flights
Cincinnati to Christiansted flights
Cincinnati to Bridgetown flights
Cincinnati to Simpson Bay flights
Cincinnati to Castries flights
Louisville to Oranjestad flights
Louisville to Nassau flights
Nashville to Providenciales flights
Knoxville to Providenciales flights
Nashville to Castries flights
Knoxville to Nassau flights
Knoxville to Punta Cana flights
Knoxville to Saint Thomas Island flights
Nashville to Santo Domingo flights
Cincinnati to Santo Domingo flights
Knoxville to Oranjestad flights
Nashville to Christiansted flights
Lexington to Saint Thomas Island flights
Lexington to Punta Cana flights
Nashville to Puerto Plata flights
Nashville to Willemstad flights
Cincinnati to Puerto Plata flights
Lexington to George Town flights
Nashville to George Town flights
Cincinnati to Santiago de los Caballeros flights
Nashville to Bridgetown flights
Nashville to Port of Spain flights

Top 5 airlines flying from Louisville to Puerto Rico

Discover the top 5 airlines that operate flights from Louisville to Puerto Rico. 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$181Average$298FlexibilityNo cancel feeOn-time65%
DeltaCheapest$254Average$405FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$267Average$500FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$275Average$558FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$378Average$595FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.