Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Louisville to Puerto Rico from $95

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Puerto Rico departing on 1/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Louisville to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:10 pm - 10:22 pm
SDF
-
SJU
7h 12m1 stop
United Airlines Logo
7:45 am - 8:28 pm
SJU
-
SDF
13h 43m2 stops
$220United Airlines
vie., ene. 23 - sáb., ene. 24
Delta Logo
5:35 am - 5:17 pm
SDF
-
SJU
10h 42m1 stop
Delta Logo
6:27 pm - 11:50 pm
SJU
-
SDF
6h 23m1 stop
$225Delta
dom., feb. 1 - mié., feb. 4
American Airlines Logo
11:16 am - 11:56 pm
SDF
-
SJU
11h 40m1 stop
American Airlines Logo
11:38 am - 11:59 pm
SJU
-
SDF
13h 21m1 stop
$230American Airlines
jue., ene. 22 - mar., ene. 27
Multiple Airlines Logo
7:00 am - 3:33 pm
SDF
-
SJU
7h 33m1 stop
Multiple Airlines Logo
6:00 am - 1:00 pm
SJU
-
SDF
8h 00m1 stop
$245Multiple Airlines
jue., ene. 8 - mié., ene. 14
American Airlines Logo
1:15 pm - 11:56 pm
SDF
-
SJU
9h 41m2 stops
American Airlines Logo
6:30 am - 3:52 pm
SJU
-
SDF
10h 22m2 stops
$260American Airlines
vie., ene. 23 - sáb., ene. 24
Multiple Airlines Logo
8:53 pm - 11:44 pm
SDF
-
SJU
25h 51m1 stop
Multiple Airlines Logo
9:23 pm - 2:41 pm
SJU
-
SDF
18h 18m2 stops
$264Multiple Airlines
lun., ene. 5 - lun., ene. 12
American Airlines Logo
1:15 pm - 8:50 pm
SDF
-
SJU
6h 35m1 stop
American Airlines Logo
7:00 am - 9:16 pm
SJU
-
SDF
15h 16m1 stop
$265American Airlines
jue., ene. 29 - sáb., feb. 7
American Airlines Logo
1:15 pm - 11:56 pm
SDF
-
SJU
9h 41m2 stops
American Airlines Logo
1:24 pm - 10:05 pm
SJU
-
SDF
9h 41m2 stops
$270American Airlines
jue., ene. 22 - mar., ene. 27
Multiple Airlines Logo
1:55 pm - 10:46 pm
SDF
-
SJU
7h 51m1 stop
Multiple Airlines Logo
4:36 pm - 8:40 am
SJU
-
SDF
17h 04m1 stop
$274Multiple Airlines
mié., feb. 11 - jue., feb. 19
United Airlines Logo
6:28 am - 4:13 pm
SDF
-
CPX
8h 45m2 stops
United Airlines Logo
10:30 am - 11:23 pm
CPX
-
SDF
13h 53m2 stops
$2,679United Airlines
dom., feb. 1 - mar., feb. 3

American Airlines flights from Louisville to Puerto Rico

Our best American Airlines deals on Louisville to Puerto Rico flight tickets
American Airlines
Jan 20
SDF6:00 amLouisville Intl
13h 50m
2 stops
SJU8:50 pmSan Juan Luis Munoz Marin Intl
Jan 27
SJU11:38 amSan Juan Luis Munoz Marin Intl
11h 27m
2 stops
SDF10:05 pmLouisville Intl
$225
Find similar
American Airlines
Jan 22
SDF11:16 amLouisville Intl
11h 40m
1 stop
SJU11:56 pmSan Juan Luis Munoz Marin Intl
Jan 27
SJU11:38 amSan Juan Luis Munoz Marin Intl
13h 21m
1 stop
SDF11:59 pmLouisville Intl
$230
Find similar
American Airlines
Jan 23
SDF1:15 pmLouisville Intl
9h 41m
2 stops
SJU11:56 pmSan Juan Luis Munoz Marin Intl
Jan 24
SJU6:30 amSan Juan Luis Munoz Marin Intl
10h 22m
2 stops
SDF3:52 pmLouisville Intl
$260
Find similar

Spirit Airlines flights from Louisville to Puerto Rico

Our best Spirit Airlines deals on Louisville to Puerto Rico flight tickets
Spirit Airlines
Jan 2
SDF5:05 amLouisville Intl
5h 53m
1 stop
SJU11:58 amSan Juan Luis Munoz Marin Intl
Jan 9
SJU6:00 amSan Juan Luis Munoz Marin Intl
8h 00m
1 stop
SDF1:00 pmLouisville Intl
$321
Find similar
Spirit Airlines
Feb 28
SDF12:00 pmLouisville Intl
27h 32m
2 stops
SJU4:32 pmSan Juan Luis Munoz Marin Intl
Mar 3
SJU5:45 pmSan Juan Luis Munoz Marin Intl
19h 36m
2 stops
SDF12:21 pmLouisville Intl
$360
Find similar
Spirit Airlines
Jan 22
SDF3:36 pmLouisville Intl
30h 57m
3 stops
SJU11:33 pmSan Juan Luis Munoz Marin Intl
Jan 27
SJU4:40 pmSan Juan Luis Munoz Marin Intl
21h 20m
2 stops
SDF1:00 pmLouisville Intl
$364
Find similar

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated diciembre 11, 2025.
Use the filters below to find and compare flights from Louisville to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

vie. 1/23

2:10 pm-10:22 pm

1 stop7h 12m

San Juan Luis Munoz Marin Intl

sáb. 1/24

7:45 am-8:28 pm

2 stops13h 43m

$220

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

dom. 2/1

5:35 am-5:17 pm

1 stop10h 42m

San Juan Luis Munoz Marin Intl

mié. 2/4

6:27 pm-11:50 pm

1 stop6h 23m

$225

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

jue. 1/22

11:16 am-11:56 pm

1 stop11h 40m

San Juan Luis Munoz Marin Intl

mar. 1/27

11:38 am-11:59 pm

1 stop13h 21m

$230

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

jue. 1/8

7:00 am-3:33 pm

1 stop7h 33m

San Juan Luis Munoz Marin Intl

mié. 1/14

6:00 am-1:00 pm

1 stop8h 00m

$245

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

vie. 1/23

1:15 pm-11:56 pm

2 stops9h 41m

San Juan Luis Munoz Marin Intl

sáb. 1/24

6:30 am-3:52 pm

2 stops10h 22m

$260

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

lun. 1/5

8:53 pm-11:44 pm

1 stop25h 51m

San Juan Luis Munoz Marin Intl

lun. 1/12

9:23 pm-2:41 pm

2 stops18h 18m

$264

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

jue. 1/29

1:15 pm-8:50 pm

1 stop6h 35m

San Juan Luis Munoz Marin Intl

sáb. 2/7

7:00 am-9:16 pm

1 stop15h 16m

$265

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

jue. 1/22

1:15 pm-11:56 pm

2 stops9h 41m

San Juan Luis Munoz Marin Intl

mar. 1/27

1:24 pm-10:05 pm

2 stops9h 41m

$270

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

mié. 2/11

1:55 pm-10:46 pm

1 stop7h 51m

San Juan Luis Munoz Marin Intl

jue. 2/19

4:36 pm-8:40 am

1 stop17h 04m

$274

LouisvilleCulebra

SDF - CPX

SDFCPX

Louisville Intl

dom. 2/1

6:28 am-4:13 pm

2 stops8h 45m

Culebra

mar. 2/3

10:30 am-11:23 pm

2 stops13h 53m

$2,679

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Puerto Rico from

How to get the cheapest flight ticket from Louisville to Puerto Rico

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Puerto Rico?

If you don’t want to visit Puerto Rico in September, then you should wait until October to fly from Louisville, when ticket prices are also cheap, with an average price of $315.

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from Louisville is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $372. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Friday, with ticket prices averaging around $459.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the evening. Flights from Louisville to Puerto Rico during this time can be as low as $339. In contrast, the most expensive time of day to depart to Puerto Rico is in the afternoon when prices are around $441.

How far in advance should I book a flight to Puerto Rico?

You are more likely to see cheaper flights to Puerto Rico from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $434 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Louisville for as low as $385 on momondo.

Can stopping save me money on Louisville to Puerto Rico flights?

You could potentially save up to 2% on your flight if you consider stops on a Louisville to Puerto Rico flight.

Cheap Louisville to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Puerto Rico

Fastest flight time

6h 35m

Direct flights

None
The fastest flight from Louisville to Puerto Rico takes 6h 35m
There are no direct flights from Louisville to Puerto Rico. There are no popular flight routes from Louisville to Puerto Rico.
Search flight deals

  • When did momondo last update prices for flights from Louisville Intl Airport to Puerto Rico?

    Prices for flights from Louisville Intl Airport to Puerto Rico are refreshed on a daily basis.

  • How many operators does momondo search for flights from Louisville Intl Airport to Puerto Rico?

  • How old do you have to be to fly from Louisville Intl Airport to Puerto Rico?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisville Intl Airport to Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The travel and health documents you'll need for your trip to Puerto Rico may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Puerto Rico. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Louisville to Puerto Rico

Compare and see reviews for airlines that fly from Louisville to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $152Free CancellationRating
6.3
8,179 reviews
Search Spirit Airlines flights
DeltaPriceFrom $221Free CancellationRating
7.9
8,008 reviews
Search Delta flights
SouthwestPriceFrom $225Free CancellationRating
7.9
4,253 reviews
Search Southwest flights
American AirlinesPriceFrom $255Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
United AirlinesPriceFrom $259Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Puerto Rico?

Finding the right flight to Puerto Rico from Louisville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Puerto Rico quick and easy, saving you time and money.

Can I find flights from Louisville to Puerto Rico with flexible booking policies on momondo?

All flight searches from Louisville to Puerto Rico on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Louisville to Puerto Rico?

momondo provides multiple filters to help you find the best flight to Puerto Rico from Louisville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Louisville to Puerto Rico right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Puerto Rico from Louisville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
sáb. 1/10
sáb. 1/17
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Puerto Rico

Popular cities in Puerto Rico

Popular flights according to clicks in the last 7 days on momondo
Flights to San Juanfrom $107
Flights to Aguadillafrom $152
Flights to Mayagüezfrom $313