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Cheap flights from Louisville (SDF) to San Juan from $96

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 5/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SDF — SJU
May 4 — May 111
From?
To?
Sat 5/4
Sat 5/11
1 adult, Economy
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The best prices from Louisville Intl to San Juan are usually found in September or October, booked 63 days in advance, depart on a Tuesday or Sunday and return on a Thursday

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 April 29, 2024.

Popular in

April

Cheapest in

September

Round-trip from

$252

One-way from

$231
High demand for flights, 28% potential price rise
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Best time to find cheap flights, 37% 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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What is the cheapest day to fly round-trip from Louisville to San Juan?

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to San Juan. Check prices with Cheapflights to find a great deal for your trip.

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

Find a great deal and save up to 82% by booking at least 44 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Louisville to San Juan within the next two weeks, with the cheapest ticket starting at $269.

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

Flights from Louisville to San Juan lean towards being more expensive in April. Prices are generally better when you fly from Louisville to San Juan in September, with the cheapest ticket starting at $141.

When is the cheapest time to fly from Louisville to San Juan (SDF - SJU)?

It’s optimal to fly from Louisville to San Juan in the evening. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the afternoon.

Cheap American Airlines flights from Louisville to San Juan

Explore cheap flight options specifically provided by American Airlines for the route between Louisville and San Juan. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 29, 2024.
Find some of the cheapest American Airlines flights traveling from Louisville to San Juan. Be sure to come back soon if the deals available don't appeal to you at this time.
Tue 10/16:30 amSDF - SJU
1 stop8h 16mAmerican Airlines
Wed 10/96:33 amSJU - SDF
2 stops9h 33mAmerican Airlines
Deal found 4/27$253
Tue 10/16:30 amSDF - SJU
1 stop9h 45mAmerican Airlines
Wed 10/92:09 pmSJU - SDF
2 stops9h 38mAmerican Airlines
Deal found 4/27$296
Sun 9/111:00 amSDF - SJU
1 stop11h 29mAmerican Airlines
Sat 9/76:33 amSJU - SDF
2 stops12h 06mAmerican Airlines
Deal found 4/27$297
Sun 9/16:20 amSDF - SJU
2 stops8h 26mAmerican Airlines
Sat 9/76:33 amSJU - SDF
2 stops12h 06mAmerican Airlines
Deal found 4/27$340
Tue 5/76:45 amSDF - SJU
1 stop10h 20mAmerican Airlines
Sat 5/1112:45 amSJU - SDF
1 stop12h 59mAmerican Airlines
Deal found 4/29$345
Sat 10/198:22 pmSDF - SJU
2 stops18h 24mAmerican Airlines
Sat 10/263:54 pmSJU - SDF
2 stops18h 40mAmerican Airlines
Deal found 4/27$347
Sun 5/126:45 amSDF - SJU
1 stop10h 20mAmerican Airlines
Fri 5/1712:45 amSJU - SDF
1 stop9h 33mAmerican Airlines
Deal found 4/27$379
Fri 9/206:30 amSDF - SJU
1 stop6h 15mAmerican Airlines
Sat 9/282:09 pmSJU - SDF
2 stops9h 38mAmerican Airlines
Deal found 4/27$384
Tue 5/146:45 amSDF - SJU
1 stop13h 30mAmerican Airlines
Wed 5/158:00 amSJU - SDF
1 stop14h 21mAmerican Airlines
Deal found 4/27$399

Cheap United Airlines flights from Louisville to San Juan

Explore cheap flight options specifically provided by United Airlines for the route between Louisville and San Juan. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 29, 2024.
Some of the lowest-priced United Airlines flights we've found at this time heading from Louisville to San Juan. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Tue 10/16:00 amSDF - SJU
1 stop6h 55mUnited Airlines
Tue 10/81:05 amSJU - SDF
2 stops12h 07mUnited Airlines
Deal found 4/27$418
Sat 10/196:00 amSDF - SJU
1 stop6h 45mUnited Airlines
Fri 10/251:05 amSJU - SDF
2 stops12h 07mUnited Airlines
Deal found 4/28$430
Sat 10/196:00 amSDF - SJU
1 stop6h 45mUnited Airlines
Fri 10/251:05 amSJU - SDF
2 stops12h 07mUnited Airlines
Deal found 4/27$461
Wed 5/85:55 amSDF - SJU
1 stop8h 47mUnited Airlines
Sat 5/111:05 amSJU - SDF
2 stops10h 14mUnited Airlines
Deal found 4/29$599

Cheap Louisville to San Juan flights in April & May 2024

Find cheap flight options from Louisville to San Juan specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,944,896 searches. Prices were last updated on April 29, 2024.
Listed are some of the best fares we've found on flights departing from Louisville to San Juan in 2024. Check back soon for alternative fares.
Tue 5/147:43 amSDF - SJU
1 stop6h 58mSpirit Airlines
Wed 5/159:07 pmSJU - SDF
1 stop21h 29mSpirit Airlines
Deal found 4/28$181
Tue 5/147:43 amSDF - SJU
2 stops11h 28mSpirit Airlines
Wed 5/1512:32 pmSJU - SDF
3 stops30h 04mSpirit Airlines
Deal found 4/28$190
Tue 5/147:43 amSDF - SJU
2 stops11h 28mSpirit Airlines
Wed 5/159:07 pmSJU - SDF
2 stops26h 07mSpirit Airlines
Deal found 4/28$191
Fri 5/108:35 pmSDF - SJU
2 stops21h 10mMultiple Airlines
Sun 5/1211:07 pmSJU - SDF
1 stop10h 22mMultiple Airlines
Deal found 4/28$194
Tue 5/147:43 amSDF - SJU
1 stop6h 58mSpirit Airlines
Wed 5/159:07 pmSJU - SDF
2 stops26h 07mSpirit Airlines
Deal found 4/28$234
Wed 5/296:27 pmSDF - SJU
1 stop27h 47mSpirit Airlines
Wed 6/59:06 pmSJU - SDF
1 stop21h 44mSpirit Airlines
Deal found 4/28$236
Sun 5/2610:29 amSDF - SJU
1 stop22h 01mMultiple Airlines
Sat 6/13:02 amSJU - SDF
1 stop21h 57mMultiple Airlines
Deal found 4/28$240
Fri 5/1012:05 pmSDF - SJU
1 stop27h 02mMultiple Airlines
Sun 5/1211:07 pmSJU - SDF
1 stop10h 22mMultiple Airlines
Deal found 4/28$243
Sun 5/1210:29 amSDF - SJU
1 stop25h 03mSpirit Airlines
Sat 5/187:57 pmSJU - SDF
1 stop12h 47mSpirit Airlines
Deal found 4/28$247

Louisville to San Juan 2024 flight deals

Discover exclusive flight deals for travel between Louisville and San Juan in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 29, 2024.
Listed are some of the best fares we've found on flights departing from Louisville to San Juan in 2024. Check back soon for alternative fares.
Tue 5/147:43 amSDF - SJU
1 stop6h 58mSpirit Airlines
Wed 5/159:07 pmSJU - SDF
1 stop21h 29mSpirit Airlines
Deal found 4/28$181
Tue 5/147:43 amSDF - SJU
2 stops11h 28mSpirit Airlines
Wed 5/1512:32 pmSJU - SDF
3 stops30h 04mSpirit Airlines
Deal found 4/28$190
Tue 5/147:43 amSDF - SJU
2 stops11h 28mSpirit Airlines
Wed 5/159:07 pmSJU - SDF
2 stops26h 07mSpirit Airlines
Deal found 4/28$191
Fri 5/108:35 pmSDF - SJU
2 stops21h 10mMultiple Airlines
Sun 5/1211:07 pmSJU - SDF
1 stop10h 22mMultiple Airlines
Deal found 4/28$194
Tue 6/47:43 amSDF - SJU
2 stops17h 21mSpirit Airlines
Wed 6/129:06 pmSJU - SDF
1 stop21h 44mSpirit Airlines
Deal found 4/28$207
Mon 6/1711:03 amSDF - SJU
1 stop8h 52mSpirit Airlines
Tue 6/258:06 pmSJU - SDF
1 stop21h 48mSpirit Airlines
Deal found 4/28$222
Tue 5/147:43 amSDF - SJU
1 stop6h 58mSpirit Airlines
Wed 5/159:07 pmSJU - SDF
2 stops26h 07mSpirit Airlines
Deal found 4/28$234
Tue 6/47:43 amSDF - SJU
1 stop14h 41mSpirit Airlines
Wed 6/128:06 pmSJU - SDF
1 stop22h 44mSpirit Airlines
Deal found 4/28$235
Wed 5/296:27 pmSDF - SJU
1 stop27h 47mSpirit Airlines
Wed 6/59:06 pmSJU - SDF
1 stop21h 44mSpirit Airlines
Deal found 4/28$236

Louisville to San Juan flights leaving soon

Find last-minute flight options from Louisville to San Juan for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 29, 2024.
Have a look at some of the flights available from Louisville to San Juan departing last-minute. Tip: verify your flight details before completing your reservation.
Tue 5/75:33 pmSDF - SJU
1 stop6h 34mSpirit Airlines
Sun 5/1211:07 pmSJU - SDF
1 stop10h 22mSpirit Airlines
Deal found 4/29$164
Tue 5/75:33 pmSDF - SJU
1 stop6h 34mSpirit Airlines
Mon 5/137:40 pmSJU - SDF
1 stop21h 57mSpirit Airlines
Deal found 4/29$184
Tue 5/77:43 amSDF - SJU
2 stops17h 37mSpirit Airlines
Sun 5/1211:07 pmSJU - SDF
1 stop10h 22mSpirit Airlines
Deal found 4/29$192
Wed 5/87:43 amSDF - SJU
1 stop18h 27mSpirit Airlines
Mon 5/139:07 pmSJU - SDF
1 stop20h 30mSpirit Airlines
Deal found 4/29$226
Wed 5/87:43 amSDF - SJU
1 stop18h 27mSpirit Airlines
Mon 5/137:40 pmSJU - SDF
2 stops27h 34mSpirit Airlines
Deal found 4/29$239
Tue 5/75:33 pmSDF - SJU
1 stop6h 34mSpirit Airlines
Mon 5/139:07 pmSJU - SDF
3 stops26h 07mSpirit Airlines
Deal found 4/29$247
Wed 5/87:43 amSDF - SJU
2 stops27h 49mSpirit Airlines
Mon 5/137:40 pmSJU - SDF
2 stops27h 34mSpirit Airlines
Deal found 4/29$263
Thu 5/97:43 amSDF - SJU
1 stop6h 58mSpirit Airlines
Sun 5/1211:07 pmSJU - SDF
1 stop10h 22mSpirit Airlines
Deal found 4/29$266
Wed 5/87:43 amSDF - SJU
1 stop18h 27mSpirit Airlines
Sun 5/1211:07 pmSJU - SDF
1 stop10h 22mSpirit Airlines
Deal found 4/29$273

One-way flights to San Juan from Louisville

Search for one-way flight options from Louisville to San Juan. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 29, 2024.
If you're seeking multiple options on one-way flights from Louisville to San Juan, be sure to check out these deals, which are updated often. Those needing a return flight from Louisville to San Juan can use the search form above.
Sat 5/257:43 amSDF - SJU
1 stop17h 13mSpirit Airlines
Deal found 4/28$96
Tue 6/47:43 amSDF - SJU
2 stops18h 42mSpirit Airlines
Deal found 4/28$108
Tue 6/186:10 pmSDF - SJU
1 stop17h 31mSpirit Airlines
Deal found 4/27$122
Sat 5/257:43 amSDF - SJU
2 stops18h 28mSpirit Airlines
Deal found 4/28$124
Wed 5/296:45 amSDF - SJU
1 stop10h 20mAmerican Airlines
Deal found 4/27$126
Mon 7/812:59 pmSDF - SJU
1 stop9h 10mDelta
Deal found 4/28$127
Sat 5/257:43 amSDF - SJU
1 stop17h 13mSpirit Airlines
Deal found 4/27$133
Wed 6/126:39 pmSDF - SJU
1 stop27h 39mSpirit Airlines
Deal found 4/27$135
Sat 5/257:43 amSDF - SJU
2 stops33h 02mSpirit Airlines
Deal found 4/27$138

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 2,944,896 searches. Data last updated April 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$123 - $418

Route

Depart

Return

Price

Louisville IntlSan Juan Luis Munoz Marin Intl

SDF - SJU

SDFSJU

Louisville Intl

Tue 5/14

1 stop17h 05m

San Juan Luis Munoz Marin Intl

Wed 5/15

1 stop21h 29m

$123

Louisville IntlSan Juan Luis Munoz Marin Intl

SDF - SJU

SDFSJU

Louisville Intl

Tue 5/14

2 stops27h 49m

San Juan Luis Munoz Marin Intl

Wed 5/15

1 stop21h 29m

$132

Louisville IntlSan Juan Luis Munoz Marin Intl

SDF - SJU

SDFSJU

Louisville Intl

Tue 5/14

1 stop14h 41m

San Juan Luis Munoz Marin Intl

Tue 5/14

2 stops19h 44m

$160

Louisville IntlSan Juan Luis Munoz Marin Intl

SDF - SJU

SDFSJU

Louisville Intl

Tue 5/14

1 stop6h 58m

San Juan Luis Munoz Marin Intl

Wed 5/15

1 stop21h 29m

$181

Louisville IntlSan Juan Luis Munoz Marin Intl

SDF - SJU

SDFSJU

Louisville Intl

Tue 5/14

2 stops27h 49m

San Juan Luis Munoz Marin Intl

Wed 5/15

2 stops27h 17m

$184

Louisville IntlSan Juan Luis Munoz Marin Intl

SDF - SJU

SDFSJU

Louisville Intl

Sun 5/26

1 stop22h 01m

San Juan Luis Munoz Marin Intl

Sat 6/1

1 stop21h 57m

$240

Louisville IntlSan Juan Luis Munoz Marin Intl

SDF - SJU

SDFSJU

Louisville Intl

Tue 10/1

1 stop8h 16m

San Juan Luis Munoz Marin Intl

Wed 10/9

2 stops9h 33m

$253

Louisville IntlSan Juan Luis Munoz Marin Intl

SDF - SJU

SDFSJU

Louisville Intl

Tue 9/3

1 stop5h 49m

San Juan Luis Munoz Marin Intl

Mon 9/9

1 stop7h 49m

$277

Louisville IntlSan Juan Luis Munoz Marin Intl

SDF - SJU

SDFSJU

Louisville Intl

Tue 10/1

1 stop6h 55m

San Juan Luis Munoz Marin Intl

Tue 10/8

2 stops12h 07m

$418

Flights are sorted by cheapest first

Deals found on 4/26

When is the best time to 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 January 28, 2024.
To ensure you get the cheapest price possible for a flight from Louisville to San Juan, you should look to book at least 63 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.
Search Deals

When is the cheapest time 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 April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Louisville to San Juan flight should consider departing on Wednesday at noon 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.
Search Deals

Average price of flights to San Juan by month

Plan your trip from Louisville to San Juan by taking into account the cheapest months to travel. The average price of a one-way flight from Louisville to San Juan is currently $123 while a round-trip flight costs $219. Price data was last updated on April 28, 2024.

Currently, September is the cheapest month in which you can book a flight from Louisville to San Juan (average of $252). Flying from Louisville to San Juan in March is currently the most expensive (average of $339). 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.

January

$278

February

$286

March

$339

April

$303

May

$282

June

$317

July

$333

August

$278

September

$252

October

$265

November

$300

December

$302

Temperature and rainfall in San Juan by month

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

SJU

Temperature

77 - 82.4 °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 April 29, 2024.
To help decide which airline to fly from Louisville to San Juan, see what other customers have to say about American Airlines, United Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,932 reviews
Check prices

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

8.0

Food

7.4

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very good
10,932 reviews
Delta
8.1
Very good
10,932 reviews
Check prices

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

8.0

Food

7.4

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

United Airlines
7.4
Good
11,221 reviews
Delta
8.1
Very good
10,932 reviews
Check prices

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

8.0

Food

7.4

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

American Airlines
7.3
Good
14,844 reviews
Delta
8.1
Very good
10,932 reviews
Check prices

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

8.0

Food

7.4

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Spirit Airlines
6.4
Okay
8,739 reviews
Delta
8.1
Very good
10,932 reviews
Check prices

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

8.0

Food

7.4

Boarding

8.2

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

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 4 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 $200 on Cheapflights?

    Yes, there are multiple flights from Louisville to San Juan for under $200. The cheapest flight booked recently is on Spirit Airlines for just $123, but on average you can expect to pay $213.

  • Are there last-minute flights available from Louisville to San Juan for under $200?

    There are currently 20+ open flights from Louisville to San Juan within the next 7 days for less than $200.

  • 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 $123. Other airlines that can offer you cheap pricing are American Airlines, from $253, and Delta, from $277. Spirit Airlines is 72% 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 $96. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Louisville to San Juan for a low price.

  • What are the most popular airlines that fly from Louisville to San Juan?

    Consider American Airlines, Delta or Spirit Airlines when booking your flight. These represent the most popular airlines when flying from Louisville to San Juan.

  • 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 4/28.

See more FAQs

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Alternative routes for Louisville to San Juan
See prices for flight routes from nearby airports that may be better suited for you.

Louisville to Luis Munoz Marin Intl flights
Lexington to Luis Munoz Marin Intl flights
Louisville to Culebra flights

Top 4 airlines flying from Louisville to San Juan

Discover the top 4 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 2,944,896 searches. Data last updated April 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$171Average$306FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
United AirlinesCheapest$212Average$541FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$271Average$510FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$271Average$489FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from Louisville to San Juan by cabin class

Find flights from Louisville to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Louisville to San Juan?

Cheapflights makes it easy to find Louisville to San Juan flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Louisville to San Juan?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Louisville to San Juan for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Louisville to San Juan with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Louisville to San Juan, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Louisville to San Juan become cheaper?

Not ready to book yet? You can track prices for flights from Louisville to San Juan on Cheapflights with our Price Alert feature and get notified when better prices are available.

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