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Cheap flights from Louisville to Puerto Rico from $111

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 4/11. 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

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Find the cheapest flights from Louisville to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
8:03 am - 8:51 pm
SDF
-
SJU
12h 48m
1 stop
American Airlines Logo
12:59 am - 10:17 am
SJU
-
SDF
9h 18m
1 stop
$259American Airlines
mar., may. 19 - mié., may. 27
American Airlines Logo
7:52 pm - 10:48 am
SDF
-
SJU
14h 56m
1 stop
American Airlines Logo
1:31 pm - 10:08 pm
SJU
-
SDF
8h 37m
2 stops
$272American Airlines
sáb., abr. 11 - vie., abr. 17
Southwest Logo
5:50 pm - 11:40 pm
SDF
-
SJU
5h 50m
1 stop
Southwest Logo
5:05 am - 12:40 pm
SJU
-
SDF
7h 35m
1 stop
$284Southwest
mar., may. 12 - mar., may. 19
Delta Logo
5:38 pm - 11:13 pm
SDF
-
SJU
5h 35m
1 stop
Delta Logo
5:34 pm - 11:59 pm
SJU
-
SDF
6h 25m
1 stop
$291Delta
jue., abr. 30 - sáb., may. 2
Southwest Logo
3:45 pm - 10:40 pm
SDF
-
SJU
6h 55m
1 stop
Southwest Logo
11:25 am - 9:05 pm
SJU
-
SDF
9h 40m
2 stops
$294Southwest
mié., may. 6 - mar., may. 12
Delta Logo
3:05 pm - 11:15 pm
SDF
-
SJU
8h 10m
1 stop
Delta Logo
5:34 pm - 11:59 pm
SJU
-
SDF
6h 25m
1 stop
$309Delta
vie., abr. 10 - jue., abr. 16
United Airlines Logo
9:10 am - 8:38 pm
SDF
-
SJU
11h 28m
2 stops
United Airlines Logo
7:20 am - 2:47 pm
SJU
-
SDF
7h 27m
1 stop
$311United Airlines
mar., may. 12 - mar., may. 19
Multiple Airlines Logo
12:09 pm - 9:02 am
SDF
-
VQS
20h 53m
2 stops
Multiple Airlines Logo
6:05 pm - 11:14 am
VQS
-
SDF
17h 09m
2 stops
$954Multiple Airlines
mié., mar. 25 - dom., mar. 29
Multiple Airlines Logo
12:09 pm - 1:16 pm
SDF
-
VQS
25h 07m
3 stops
Multiple Airlines Logo
4:13 pm - 11:14 am
VQS
-
SDF
19h 01m
2 stops
$962Multiple Airlines
mié., mar. 25 - dom., mar. 29
United Airlines Logo
7:05 am - 4:13 pm
SDF
-
CPX
9h 08m
2 stops
United Airlines Logo
10:30 am - 11:59 pm
CPX
-
SDF
13h 29m
2 stops
$2,680United Airlines
lun., mar. 23 - vie., mar. 27

Southwest flights from Louisville to Puerto Rico

Our best Southwest deals on Louisville to Puerto Rico flight tickets
Southwest
May 12
SDF5:50 pmLouisville Intl
5h 50m
1 stop
SJU11:40 pmSan Juan Luis Munoz Marin Intl
May 19
SJU5:05 amSan Juan Luis Munoz Marin Intl
7h 35m
1 stop
SDF12:40 pmLouisville Intl
$284
Southwest
May 6
SDF3:45 pmLouisville Intl
6h 55m
1 stop
SJU10:40 pmSan Juan Luis Munoz Marin Intl
May 12
SJU11:25 amSan Juan Luis Munoz Marin Intl
9h 40m
2 stops
SDF9:05 pmLouisville Intl
$294
Southwest
Jun 10
SDF5:55 pmLouisville Intl
6h 20m
1 stop
SJU12:15 amSan Juan Luis Munoz Marin Intl
Jun 17
SJU6:30 amSan Juan Luis Munoz Marin Intl
10h 15m
1 stop
SDF4:45 pmLouisville Intl
$316

Delta flights from Louisville to Puerto Rico

Our best Delta deals on Louisville to Puerto Rico flight tickets
Delta
Apr 30
SDF5:38 pmLouisville Intl
5h 35m
1 stop
SJU11:13 pmSan Juan Luis Munoz Marin Intl
May 2
SJU5:34 pmSan Juan Luis Munoz Marin Intl
6h 25m
1 stop
SDF11:59 pmLouisville Intl
$291
Delta
Apr 10
SDF3:05 pmLouisville Intl
8h 10m
1 stop
SJU11:15 pmSan Juan Luis Munoz Marin Intl
Apr 16
SJU5:34 pmSan Juan Luis Munoz Marin Intl
6h 25m
1 stop
SDF11:59 pmLouisville Intl
$309
Delta
Apr 21
SDF8:10 amLouisville Intl
8h 13m
1 stop
SJU4:23 pmSan Juan Luis Munoz Marin Intl
Apr 27
SJU5:34 pmSan Juan Luis Munoz Marin Intl
6h 25m
1 stop
SDF11:59 pmLouisville Intl
$378

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 marzo 10, 2026.
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

Cheapest round-trip

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

mar. 5/19

8:03 am-8:51 pm

1 stop12h 48m

San Juan Luis Munoz Marin Intl

mié. 5/27

12:59 am-10:17 am

1 stop9h 18m

$259

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

sáb. 4/11

7:52 pm-10:48 am

1 stop14h 56m

San Juan Luis Munoz Marin Intl

vie. 4/17

1:31 pm-10:08 pm

2 stops8h 37m

$272

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

mar. 5/12

5:50 pm-11:40 pm

1 stop5h 50m

San Juan Luis Munoz Marin Intl

mar. 5/19

5:05 am-12:40 pm

1 stop7h 35m

$284
Quickest round-trip

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

jue. 4/30

5:38 pm-11:13 pm

1 stop5h 35m

San Juan Luis Munoz Marin Intl

sáb. 5/2

5:34 pm-11:59 pm

1 stop6h 25m

$291

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

mié. 5/6

3:45 pm-10:40 pm

1 stop6h 55m

San Juan Luis Munoz Marin Intl

mar. 5/12

11:25 am-9:05 pm

2 stops9h 40m

$294

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

vie. 4/10

3:05 pm-11:15 pm

1 stop8h 10m

San Juan Luis Munoz Marin Intl

jue. 4/16

5:34 pm-11:59 pm

1 stop6h 25m

$309

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

mar. 5/12

9:10 am-8:38 pm

2 stops11h 28m

San Juan Luis Munoz Marin Intl

mar. 5/19

7:20 am-2:47 pm

1 stop7h 27m

$311

LouisvilleVieques

SDF - VQS

SDFVQS

Louisville Intl

mié. 3/25

12:09 pm-9:02 am

2 stops20h 53m

Vieques

dom. 3/29

6:05 pm-11:14 am

2 stops17h 09m

$954

LouisvilleVieques

SDF - VQS

SDFVQS

Louisville Intl

mié. 3/25

12:09 pm-1:16 pm

3 stops25h 07m

Vieques

dom. 3/29

4:13 pm-11:14 am

2 stops19h 01m

$962

LouisvilleCulebra

SDF - CPX

SDFCPX

Louisville Intl

lun. 3/23

7:05 am-4:13 pm

2 stops9h 08m

Culebra

vie. 3/27

10:30 am-11:59 pm

2 stops13h 29m

$2,680

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 October, then you should wait until September to fly from Louisville, when ticket prices are also cheap, with an average price of $345.

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 $417 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 $343 on momondo.

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

You could potentially save up to 8% 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

5h 50m

Direct flights

None
The fastest flight from Louisville to Puerto Rico takes 5h 50m
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
DeltaPriceFrom $205Free CancellationRating
7.9
8,276 reviews
Search Delta flights
Spirit AirlinesPriceFrom $209Free CancellationRating
6.3
8,513 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $225Free CancellationRating
8.0
4,317 reviews
Search Southwest flights
American AirlinesPriceFrom $246Free CancellationRating
7.1
11,414 reviews
Search American Airlines flights
United AirlinesPriceFrom $259Free CancellationRating
7.4
9,409 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

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Find better results for your trip to Puerto Rico

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Popular flights according to clicks in the last 7 days on momondo
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