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San Juan

$105+ Cheap flights from Kentucky 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SJU
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Kentucky to San Juan

Keep the following information in mind while searching for Kentucky to San Juan flight deals. Data was last updated April 24, 2025.

Round-trip from

$215
(American Airlines)

One-way from

$105
(eDestinos)

Popular in

March

Cheapest in

August

Average price

$450
From Kentucky to San Juan
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One-way flight from Kentucky to San Juan
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Highest demand for flights based on searches. 9% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 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 Kentucky to San Juan

Cheapest flights from Kentucky to San Juan
Explore the most affordable flight options available from Kentucky to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This American Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 5/176:15 amSDF - SJU
1 stop5h 35mAmerican Airlines
Sat 5/2411:50 amSJU - SDF
2 stops12h 28mAmerican Airlines
Deal found 4/23$215
This Delta deal was found by Cheapflights users on 4/22. 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.
Sat 5/33:22 pmCVG - SJU
1 stop7h 53mDelta
Tue 5/66:35 amSJU - CVG
1 stop10h 44mDelta
Deal found 4/22$215
This American Airlines deal was found by Cheapflights users on 4/23. 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 5/97:43 pmCVG - SJU
1 stop16h 07mAmerican Airlines
Tue 5/135:25 amSJU - CVG
1 stop12h 28mAmerican Airlines
Deal found 4/23$216
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Tue 11/46:33 pmBNA - SJU
1 stop5h 37mAmerican Airlines
Wed 11/122:30 pmSJU - BNA
1 stop10h 36mAmerican Airlines
Deal found 4/22$229
This Delta deal was found by Cheapflights users on 4/22. 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.
Mon 10/132:59 pmSDF - SJU
1 stop7h 22mDelta
Tue 10/285:30 pmSJU - SDF
1 stop6h 26mDelta
Deal found 4/22$245
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 6/71:40 pmBNA - SJU
1 stop6h 44mUnited Airlines
Mon 6/162:05 amSJU - BNA
1 stop8h 34mUnited Airlines
Deal found 4/23$252
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 10/187:00 amCVG - SJU
1 stop8h 42mUnited Airlines
Mon 10/201:05 amSJU - CVG
2 stops12h 04mUnited Airlines
Deal found 4/23$253
This Priceline deal was found by Cheapflights users on 4/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/63:07 pmBNA - SJU
1 stop7h 45mSpirit Airlines
Fri 5/98:12 pmSJU - BNA
1 stop13h 08mSpirit Airlines
Deal found 4/22$258
This Mytrip deal was found by Cheapflights users on 4/22. 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.
Sun 6/156:15 amCVG - SJU
1 stop13h 04mMultiple Airlines
Fri 6/208:24 pmSJU - CVG
1 stop14h 10mMultiple Airlines
Deal found 4/22$273
This Mytrip deal was found by Cheapflights users on 4/23. 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.
Fri 6/136:47 pmBNA - SJU
1 stop5h 44mMultiple Airlines
Wed 6/188:24 pmSJU - BNA
1 stop12h 29mMultiple Airlines
Deal found 4/23$275
This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1811:23 amSDF - SJU
1 stop13h 31mSpirit Airlines
Wed 5/211:33 amSJU - SDF
1 stop17h 51mSpirit Airlines
Deal found 4/23$278
This Mytrip deal was found by Cheapflights users on 4/22. 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 5/154:47 pmLEX - SJU
1 stop26h 20mMultiple Airlines
Sat 5/248:12 pmSJU - LEX
1 stop22h 37mMultiple Airlines
Deal found 4/22$286

Cheapflights Fare Finder

Customize your flight search to find flights from Kentucky 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 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from Kentucky to San Juan that are best for you.

Fly from

Kentucky

Fly to

San Juan

Route

Depart

Return

Price

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Sat 5/17

6:15 am-11:50 am

1 stop5h 35m

San Juan Luis Munoz Marin Intl

Sat 5/24

11:50 am-12:18 am

2 stops12h 28m

$215

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Sat 5/3

3:22 pm-11:15 pm

1 stop7h 53m

San Juan Luis Munoz Marin Intl

Tue 5/6

6:35 am-5:19 pm

1 stop10h 44m

$215

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Fri 5/9

7:43 pm-11:50 am

1 stop16h 07m

San Juan Luis Munoz Marin Intl

Tue 5/13

5:25 am-5:53 pm

1 stop12h 28m

$216

NashvilleSan Juan

BNA - SJU

BNASJU

Nashville Intl

Tue 7/8

7:25 am-4:50 pm

1 stop8h 25m

San Juan Luis Munoz Marin Intl

Tue 7/15

5:55 pm-10:40 pm

1 stop5h 45m

$229

NashvilleSan Juan

BNA - SJU

BNASJU

Nashville Intl

Sat 6/7

1:40 pm-9:24 pm

1 stop6h 44m

San Juan Luis Munoz Marin Intl

Mon 6/16

2:05 am-9:39 am

1 stop8h 34m

$252

NashvilleSan Juan

BNA - SJU

BNASJU

Nashville Intl

Tue 5/6

3:07 pm-11:52 pm

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Fri 5/9

8:12 pm-8:20 am

1 stop13h 08m

$258

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Sat 5/10

11:18 am-11:57 pm

2 stops12h 39m

San Juan Luis Munoz Marin Intl

Sat 5/17

7:25 am-2:09 pm

1 stop6h 44m

$261

NashvilleSan Juan

BNA - SJU

BNASJU

Nashville Intl

Wed 5/14

7:29 pm-11:10 am

1 stop14h 41m

San Juan Luis Munoz Marin Intl

Wed 5/21

6:10 am-9:50 pm

1 stop16h 40m

$262

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Sun 6/15

6:15 am-7:19 pm

1 stop13h 04m

San Juan Luis Munoz Marin Intl

Fri 6/20

8:24 pm-10:34 am

1 stop14h 10m

$273

NashvilleSan Juan

BNA - SJU

BNASJU

Nashville Intl

Fri 6/13

6:47 pm-1:31 am

1 stop5h 44m

San Juan Luis Munoz Marin Intl

Wed 6/18

8:24 pm-7:53 am

1 stop12h 29m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 55 results
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Best time to book a flight from Kentucky to San Juan

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

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

Currently, September is the cheapest month in which you can book a flight from Kentucky to San Juan (average of $254). Flying from Kentucky to San Juan in December is currently the most expensive (average of $336). 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 KY to SJU?

Find hourly flight availability from Kentucky 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 April 24, 2025.

When flying from Kentucky to San Juan, 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 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 April 24, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Kentucky to San Juan to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,918 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Avelo Airlines
7.5
Good
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Kentucky 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 are the cheapest airlines to fly from Kentucky to San Juan one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $105. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Kentucky to San Juan for a low price.

  • What are the most popular routes from Kentucky to San Juan?

    When deciding which route to take from Kentucky to San Juan consider Cincinnati Cinci./N. Kentucky - San Juan Luis Munoz Marin Intl, Nashville Intl - San Juan Luis Munoz Marin Intl or Louisville Intl - San Juan Luis Munoz Marin Intl as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kentucky 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.

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

    Currently, September is the cheapest month in which you can book a flight from Kentucky to San Juan (average of $254). Flying from Kentucky to San Juan in December is currently the most expensive (average of $336). 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

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Alternative routes for Kentucky to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Kentucky to San Juan

Discover the top 5 airlines that operate flights from Kentucky 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 2,558,603 searches. Data last updated April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$179Average$296FlexibilityNo cancel feeOn-time65%
DeltaCheapest$254Average$399FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$272Average$527FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$275Average$564FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$326Average$584FlexibilityNo cancel feeOn-time63%

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