$149+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SDF
Jun 16 — Jun 231
Round-trip
1 adult, Economy
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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
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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 Puerto Rico to Louisville
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Cheapest flights from Puerto Rico to LouisvilleExplore 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 May 17, 2026.
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 May 17, 2026.
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Thu 8/67:05 am
SJU
- SDF
1 stop17h 11m
American Airlines
Mon 10/56:13 pm
SDF
- SJU
1 stop5h 37m
American Airlines
Deal found 5/12![American Airlines logo]()
$316
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Wed 10/213:25 pm
SJU
- SDF
1 stop7h 30m
American Airlines
Sun 10/254:54 pm
SDF
- SJU
1 stop7h 11m
American Airlines
Deal found 5/13![American Airlines logo]()
$326
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Thu 9/172:05 pm
SJU
- SDF
1 stop9h 53m
American Airlines
Wed 9/308:55 am
SDF
- SJU
2 stops9h 15m
American Airlines
Deal found 5/13![American Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 5/16. 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 12/16:25 am
SJU
- SDF
1 stop16h 14m
American Airlines
Mon 12/76:25 am
SDF
- SJU
1 stop13h 31m
American Airlines
Deal found 5/16![American Airlines logo]()
$332
This American Airlines deal was found by Cheapflights users on 5/13. 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 10/68:35 am
SJU
- SDF
2 stops13h 10m
American Airlines
Sat 10/103:58 pm
SDF
- SJU
1 stop7h 52m
American Airlines
Deal found 5/13![American Airlines logo]()
$333
This American Airlines deal was found by Cheapflights users on 5/14. 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.
Wed 8/56:51 am
SJU
- SDF
1 stop10h 56m
American Airlines
Wed 10/216:45 am
SDF
- SJU
1 stop9h 25m
American Airlines
Deal found 5/14![American Airlines logo]()
$338
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Thu 8/273:28 pm
SJU
- SDF
1 stop8h 16m
American Airlines
Fri 9/47:31 am
SDF
- SJU
1 stop14h 53m
American Airlines
Deal found 5/13![American Airlines logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:00 am
SJU
- SDF
2 stops25h 36m
Multiple Airlines
Sun 7/511:12 am
SDF
- SJU
1 stop13h 29m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 5/14. 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 8/275:49 pm
SJU
- SDF
1 stop6h 45m
Delta
Fri 9/46:00 am
SDF
- SJU
1 stop7h 30m
Delta
Deal found 5/14![Delta logo]()
$366
This Southwest deal was found by Cheapflights users on 5/16. 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.
Mon 9/75:30 am
SJU
- SDF
1 stop10h 00m
Southwest
Wed 9/95:30 am
SDF
- SJU
1 stop7h 20m
Southwest
Deal found 5/16![Southwest logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/235:15 pm
SJU
- SDF
2 stops26h 43m
Multiple Airlines
Sat 8/18:06 pm
SDF
- SJU
1 stop20h 36m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$375
Best flights from Puerto Rico to LouisvilleDiscover carefully curated flight deals from Puerto Rico to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 17, 2026.
Discover carefully curated flight deals from Puerto Rico to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 17, 2026.
This Southwest deal was found by Cheapflights users on 5/13. 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.
Thu 8/65:30 am
SJU
- SDF
1 stop10h 00m
Southwest
Thu 10/2211:30 am
SDF
- SJU
1 stop9h 25m
Southwest
Deal found 5/13![Southwest logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:00 am
SJU
- SDF
1 stop13h 58m
Multiple Airlines
Fri 7/178:48 pm
SDF
- SJU
2 stops20h 46m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$520
This Southwest deal was found by Cheapflights users on 5/12. 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.
Tue 7/143:45 pm
SJU
- SDF
1 stop7h 25m
Southwest
Tue 7/284:15 pm
SDF
- SJU
1 stop6h 30m
Southwest
Deal found 5/12![Southwest logo]()
$446
This Southwest deal was found by Cheapflights users on 5/15. 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.
Mon 7/1310:20 pm
SJU
- SDF
1 stop11h 50m
Southwest
Fri 7/1710:45 am
SDF
- SJU
1 stop13h 30m
Southwest
Deal found 5/15![Southwest logo]()
$451
This Southwest deal was found by Cheapflights users on 5/16. 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.
Fri 7/37:00 am
SJU
- SDF
2 stops9h 25m
Southwest
Mon 7/610:50 am
SDF
- SJU
1 stop12h 45m
Southwest
Deal found 5/16![Southwest logo]()
$471
This Southwest deal was found by Cheapflights users on 5/13. 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.
Thu 7/2310:20 pm
SJU
- SDF
1 stop11h 50m
Southwest
Sat 8/15:15 pm
SDF
- SJU
1 stop6h 25m
Southwest
Deal found 5/13![Southwest logo]()
$476
This Southwest deal was found by Cheapflights users on 5/12. 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.
Mon 6/810:20 pm
SJU
- SDF
1 stop11h 50m
Southwest
Wed 6/245:55 pm
SDF
- SJU
1 stop6h 20m
Southwest
Deal found 5/12![Southwest logo]()
$496
This Southwest deal was found by Cheapflights users on 5/12. 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.
Thu 7/165:00 am
SJU
- SDF
2 stops9h 55m
Southwest
Mon 7/206:05 pm
SDF
- SJU
2 stops7h 15m
Southwest
Deal found 5/12![Southwest logo]()
$521
Last-minute flights from Puerto Rico to LouisvilleDiscover last-minute flight deals from Puerto Rico to Louisville. Data last updated May 17, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to Louisville. Data last updated May 17, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Thu 5/216:20 am
SJU
- SDF
1 stop11h 25m
American Airlines
Tue 5/2612:20 pm
SDF
- SJU
1 stop10h 41m
American Airlines
Deal found 5/13![American Airlines logo]()
$435
This American Airlines deal was found by Cheapflights users on 5/13. 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 5/236:20 am
SJU
- SDF
1 stop16h 48m
American Airlines
Tue 5/2612:20 pm
SDF
- SJU
1 stop10h 41m
American Airlines
Deal found 5/13![American Airlines logo]()
$426
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:00 am
SJU
- SDF
2 stops25h 36m
Multiple Airlines
Sun 7/511:12 am
SDF
- SJU
1 stop13h 29m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:00 am
SJU
- SDF
2 stops25h 36m
Multiple Airlines
Mon 6/299:10 pm
SDF
- SJU
1 stop18h 48m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:00 am
SJU
- SDF
2 stops25h 36m
Multiple Airlines
Fri 7/38:48 pm
SDF
- SJU
1 stop19h 10m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:00 am
SJU
- SDF
2 stops25h 36m
Multiple Airlines
Sat 7/48:06 pm
SDF
- SJU
1 stop20h 36m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$404
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:00 am
SJU
- SDF
2 stops35h 15m
Multiple Airlines
Sun 7/511:12 am
SDF
- SJU
1 stop13h 29m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$412
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:00 am
SJU
- SDF
2 stops9h 15m
Multiple Airlines
Sun 7/511:12 am
SDF
- SJU
1 stop13h 29m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$417
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:00 am
SJU
- SDF
2 stops9h 15m
Multiple Airlines
Mon 6/299:10 pm
SDF
- SJU
1 stop18h 48m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$453
This American Airlines deal was found by Cheapflights users on 5/12. 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 5/296:20 am
SJU
- SDF
2 stops10h 52m
American Airlines
Sat 6/66:26 pm
SDF
- SJU
1 stop15h 13m
American Airlines
Deal found 5/12![American Airlines logo]()
$441
One-way flights from Puerto Rico to LouisvilleSearch for one-way flight options from Puerto Rico to Louisville. Find affordable one-way fares based on user searches. Data last updated May 17, 2026.
Search for one-way flight options from Puerto Rico to Louisville. Find affordable one-way fares based on user searches. Data last updated May 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:00 am
SJU
- SDF
2 stops25h 36m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$149
This Delta deal was found by Cheapflights users on 5/16. 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 7/202:42 pm
SJU
- SDF
1 stop9h 44m
Delta
Deal found 5/16![Delta logo]()
$158
This Southwest deal was found by Cheapflights users on 5/14. 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.
Thu 7/910:20 pm
SJU
- SDF
1 stop11h 50m
Southwest
Deal found 5/14![Southwest logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:15 pm
SJU
- SDF
2 stops27h 05m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/98:00 am
SJU
- SDF
2 stops10h 15m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/287:00 am
SJU
- SDF
2 stops28h 26m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:00 am
SJU
- SDF
2 stops28h 32m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$199
This Delta deal was found by Cheapflights users on 5/14. 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 5/236:15 am
SJU
- SDF
1 stop10h 46m
Delta
Deal found 5/14![Delta logo]()
$208
This American Airlines deal was found by Cheapflights users on 5/16. 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 5/296:20 am
SJU
- SDF
2 stops10h 52m
American Airlines
Deal found 5/16![American Airlines logo]()
$213
This American Airlines deal was found by Cheapflights users on 5/16. 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.
Thu 7/236:00 am
SJU
- SDF
2 stops17h 46m
American Airlines
Deal found 5/16![American Airlines logo]()
$214
This American Airlines deal was found by Cheapflights users on 5/14. 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 5/226:20 am
SJU
- SDF
1 stop16h 48m
American Airlines
Deal found 5/14![American Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:00 am
SJU
- SDF
2 stops35h 15m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$220
Find 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 May 17, 2026.
Round-trip from | $316 (American Airlines) |
|---|---|
One-way from | $149 (Kiwi.com) |
Popular in | April |
Cheapest in | February |
Average price | $466 |
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 May 17, 2026.
Use the filters below to find and compare flights from Puerto Rico to Louisville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanLouisville
SJU - SDF
SJUSDF
San Juan Luis Munoz Marin Intl
Thu 8/6
5:30 am-3:30 pm
1 stop10h 00m
Louisville Intl
Thu 10/22
11:30 am-8:55 pm
1 stop9h 25m
$398
Quickest round-trip
San JuanLouisville
SJU - SDF
SJUSDF
San Juan Luis Munoz Marin Intl
Tue 7/14
3:45 pm-11:10 pm
1 stop7h 25m
Louisville Intl
Tue 7/28
4:15 pm-10:45 pm
1 stop6h 30m
$446
San JuanLouisville
SJU - SDF
SJUSDF
San Juan Luis Munoz Marin Intl
Mon 7/13
10:20 pm-10:10 am
1 stop11h 50m
Louisville Intl
Fri 7/17
10:45 am-12:15 am
1 stop13h 30m
$451
San JuanLouisville
SJU - SDF
SJUSDF
San Juan Luis Munoz Marin Intl
Fri 7/3
7:00 am-4:25 pm
2 stops9h 25m
Louisville Intl
Mon 7/6
10:50 am-11:35 pm
1 stop12h 45m
$471
San JuanLouisville
SJU - SDF
SJUSDF
San Juan Luis Munoz Marin Intl
Thu 7/23
10:20 pm-10:10 am
1 stop11h 50m
Louisville Intl
Sat 8/1
5:15 pm-11:40 pm
1 stop6h 25m
$476
San JuanLouisville
SJU - SDF
SJUSDF
San Juan Luis Munoz Marin Intl
Mon 6/8
10:20 pm-10:10 am
1 stop11h 50m
Louisville Intl
Wed 6/24
5:55 pm-12:15 am
1 stop6h 20m
$496
San JuanLouisville
SJU - SDF
SJUSDF
San Juan Luis Munoz Marin Intl
Mon 7/13
6:00 am-7:58 pm
1 stop13h 58m
Louisville Intl
Fri 7/17
8:48 pm-5:34 pm
2 stops20h 46m
$520
San JuanLouisville
SJU - SDF
SJUSDF
San Juan Luis Munoz Marin Intl
Thu 7/16
5:00 am-2:55 pm
2 stops9h 55m
Louisville Intl
Mon 7/20
6:05 pm-1:20 am
2 stops7h 15m
$521
Cheapest one-way
San JuanLouisville
SJU - SDF
SJUSDF
San Juan Luis Munoz Marin Intl
Thu 8/6
7:05 am-12:16 am
1 stop17h 11m
$163
San JuanLouisville
SJU - SDF
SJUSDF
San Juan Luis Munoz Marin Intl
Thu 8/6
5:15 pm-8:20 pm
2 stops27h 05m
$182
Showing 1-10 of 20 resultsSorted by cheapest first
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.
SJU-SDF
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
PR0-SDF
SJU-SDF
What is the cheapest month to book a flight from Puerto Rico to Louisville?
Currently, March is the cheapest month in which you can book a flight from Puerto Rico to Louisville (average of $108). Flying from Puerto Rico to Louisville in April is currently the most expensive (average of $365). 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.
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 May 17, 2026.
Read through reviews of airlines operating flights from Puerto Rico to Louisville, such as Southwest,Delta, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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.
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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 May 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$199 | Average$440 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$205 | Average$398 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$226 | Average$471 | FlexibilityNo cancel fee | On-time71% |