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San Juan

$178+ Cheap flights from Louisville (SDF) to San Juan

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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SJU
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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The best prices from Louisville Intl to San Juan are usually found in January or August, booked 73 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Louisville to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to San Juan (PR1). 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 October 31, 2024.

Popular in

December

Cheapest in

January

Round-trip from

$252
(FlightHub)

One-way from

$178
(eDestinos)
High demand for flights, 26% potential price rise
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Best time to find cheap flights, 22% potential price drop
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From Louisville Intl to San Juan
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One-way flight from Louisville Intl to San Juan
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Find flight deals from Louisville to San Juan

Cheapest flights from Louisville to San Juan
Explore the most affordable flight options available from Louisville to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This deal was found by Cheapflights users on 10/29. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1012:45 pmSDF - SJU
1 stop9h 34mDelta
Sat 11/168:00 amSJU - SDF
1 stop9h 54mDelta
Deal found 10/29$294
This FareScan deal was found by Cheapflights users on 10/30. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/139:53 pmSDF - SJU
2 stops23h 37mSpirit Airlines
Sat 12/219:13 pmSJU - SDF
1 stop21h 36mSpirit Airlines
Deal found 10/30$301
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Sun 11/106:19 amSDF - SJU
1 stop13h 34mAmerican Airlines
Wed 11/132:24 pmSJU - SDF
1 stop7h 52mAmerican Airlines
Deal found 10/30$349
This United Airlines deal was found by Cheapflights users on 10/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/188:35 amSDF - SJU
2 stops15h 01mUnited Airlines
Tue 11/192:05 amSJU - SDF
2 stops15h 46mUnited Airlines
Deal found 10/31$388
This Mytrip deal was found by Cheapflights users on 10/29. 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 12/306:44 pmSDF - SJU
2 stops29h 41mMultiple Airlines
Wed 1/12:32 amSJU - SDF
3 stops32h 07mMultiple Airlines
Deal found 10/29$643

Find flights from Louisville to San Juan within your budget

Customize your flight search to find flights from Louisville to San Juan 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Fri 12/13

9:53 pm-12:37 pm

2 stops37h 44m

$178

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Fri 12/13

9:53 pm-8:45 pm

3 stops45h 52m

$201

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Fri 12/27

11:33 am-11:19 pm

1 stop10h 46m

$256

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Fri 12/13

5:00 am-11:50 am

1 stop5h 50m

$258

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Wed 11/27

11:10 am-8:55 pm

1 stop8h 45m

$292

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Sun 11/10

12:45 pm-11:19 pm

1 stop9h 34m

San Juan Luis Munoz Marin Intl

Sat 11/16

8:00 am-4:54 pm

1 stop9h 54m

$294

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Wed 12/11

6:40 am-5:22 pm

2 stops9h 42m

San Juan Luis Munoz Marin Intl

Mon 12/16

6:30 am-5:53 pm

1 stop12h 23m

$305

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Wed 1/8

6:44 pm-11:12 am

1 stop15h 28m

San Juan Luis Munoz Marin Intl

Sat 1/11

9:34 pm-6:25 pm

1 stop21h 51m

$311

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Sun 1/19

2:00 pm-6:12 am

2 stops15h 12m

San Juan Luis Munoz Marin Intl

Thu 1/23

8:10 am-8:37 pm

2 stops13h 27m

$364

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Thu 4/24

12:05 pm-11:30 pm

1 stop11h 25m

San Juan Luis Munoz Marin Intl

Sun 4/27

7:05 am-6:35 pm

1 stop11h 30m

$459

Flights are sorted by cheapest first

Deals found on 10/31

Showing 1-10 of 11 results
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Best time to book a flight from Louisville to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan 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 San Juan

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

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

Use this chart to determine the optimal time to book a round-trip flight from Louisville to San Juan. Price data was last updated on October 25, 2024.

To ensure you get the cheapest price possible for a flight from Louisville to San Juan, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from Louisville to San Juan (average of $254). Flying from Louisville to San Juan in March is currently the most expensive (average of $335). 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 SJU?

Find hourly flight availability from Louisville to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2024.

It’s optimal to fly from Louisville to San Juan in the evening. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Louisville to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Louisville to San Juan. Price data was last updated on February 18, 2024.

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

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Rainfall in San Juan by month

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

In terms of precipitation, rainfall in San Juan 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 San Juan when rainfall is around 2.2 in.

Temperature in San Juan by month

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

If weather is an important factor for your trip to San Juan, 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 San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated October 31, 2024.
To help decide which airline to fly from Louisville to San Juan, see what other customers have to say about Delta, American Airlines and Spirit Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.3

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,116 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.3

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,835 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.3

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,240 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.3

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.3

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Spirit Airlines
6.3
Okay
8,190 reviews
Southwest
8.1
Very good
5,116 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.3

Overall

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

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

    Most people fly from Louisville Intl (SDF) if they book a flight from Louisville to San Juan. On average, Louisville Intl has 0 outbound flights to San Juan per day from 5 airlines. Louisville Intl is conveniently located just 5.3 mi from Louisville’s city center.

  • Can I find flights from Louisville to San Juan for under $300 on Cheapflights?

    Yes, there are multiple flights from Louisville to San Juan for under $300. The cheapest flight booked recently is on Spirit Airlines for just $252, but on average you can expect to pay $353.

  • Are there last-minute flights available from Louisville to San Juan for under $300?

    There are currently 5+ open flights from Louisville to San Juan within the next 7 days for less than $300.

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

    Cheapflights users have booked flights from Louisville to San Juan round-trip from $252. Other airlines that can offer you cheap pricing are American Airlines, from $264, and Delta, from $274. Spirit Airlines is 41% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Louisville to San Juan one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $178. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Louisville to San Juan for a low price.

  • What does SDF to SJU mean?

    SDF and SJU are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SDF to SJU refers to a flight route from Louisville Intl Airport to San Juan Luis Munoz Marin Intl Airport. Ponce Mercedita Airport (PSE), San Juan Isla Grande Airport (SIG), Culebra Airport (CPX), Vieques Airport (VQS), Ceiba J. Aponte de la Torre Airport (NRR) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Louisville to San Juan that include extra baggage allowance?

    The amount of baggage you can bring on your Louisville to San Juan flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Louisville to San Juan with specific airlines?

    Yes, Cheapflights allows you to browse and filter Louisville to San Juan flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Louisville to San Juan?

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

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

    Yes. Cheapflights offers flight deals from Louisville to San Juan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Louisville to San Juan that allow pets onboard?

    Many airlines flying from Louisville to San Juan offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Louisville to San Juan?

    Yes, you can often find last-minute deals on Louisville to San Juan flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Louisville to San Juan flight deals updated?

    The Louisville to San Juan flight deals you see on this page were last updated on 10/31.

  • What is the cheapest month to book a flight from Louisville to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Louisville to San Juan (average of $254). Flying from Louisville to San Juan in March is currently the most expensive (average of $335). 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

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Top 5 airlines flying from Louisville to San Juan

Discover the top 5 airlines that operate flights from Louisville to San Juan. 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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$181Average$292FlexibilityNo cancel feeOn-time65%
DeltaCheapest$254Average$470FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$284Average$512FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$301Average$564FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$310Average$394FlexibilityNo cancel feeOn-time63%
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