What is the cheapest airline that flies from Kentucky to Puerto Rico?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Kentucky to Puerto Rico

How long is the flight from Kentucky to Puerto Rico?

Flight times from Kentucky to Puerto Rico vary, but if you’re flying out of Louisville and flying into San Juan Luis Munoz Marin Intl Airport (one of the most popular routes), then the duration is 6h 05m on average. Another popular route from Kentucky to Puerto Rico is flying from Lexington to San Juan Luis Munoz Marin Intl Airport, which will take roughly 6h 14m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Puerto Rico?

American Airlines, Southwest and Delta are the top three most popular airlines that fly to Puerto Rico from Kentucky according to our data. American Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Puerto Rico. Keep in mind that there are 5 different airlines that fly to Puerto Rico on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Kentucky to Puerto Rico?

Prices for flights from Kentucky to Puerto Rico are updated daily.

How many operators does momondo search for flights from Kentucky to Puerto Rico?

As of June 2026, there are 6 operators available to choose from for flights from Kentucky to Puerto Rico.

How old do you have to be to fly from Kentucky to Puerto Rico?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to Puerto Rico.

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

The necessary travel and health documents for your Puerto Rico trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$88 Cheap Flights from Kentucky to Puerto Rico in 2026

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Find the cheapest flights from Kentucky to Puerto Rico

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:07 pm - 9:39 am

BNA

SJU

13h 32m

2 stops

4:37 pm - 9:55 pm

SJU

BNA

7h 18m

1 stop

$241American Airlines

Mon, Nov 9 - Tue, Nov 10

7:37 pm - 5:30 am

BNA

SJU

7h 53m

1 stop

6:44 am - 6:25 pm

SJU

BNA

13h 41m

1 stop

$246American Airlines

Mon, Nov 9 - Sat, Nov 14

6:35 am - 1:16 pm

CVG

SJU

6h 41m

1 stop

9:49 pm - 8:21 am

SJU

CVG

10h 32m

1 stop

$262Frontier

Fri, Oct 9 - Sat, Oct 17

6:30 am - 4:05 pm

CVG

SJU

9h 35m

1 stop

6:00 am - 8:35 pm

SJU

CVG

14h 35m

1 stop

$266Multiple Airlines

Mon, Aug 17 - Mon, Aug 24

2:20 pm - 3:58 pm

CVG

SJU

25h 38m

1 stop

6:00 am - 9:32 pm

SJU

CVG

15h 32m

1 stop

$283Multiple Airlines

Mon, Aug 24 - Thu, Aug 27

7:00 am - 2:44 pm

CVG

SJU

7h 44m

1 stop

1:00 am - 11:02 am

SJU

CVG

10h 02m

1 stop

$311United Airlines

Fri, Sep 4 - Fri, Sep 4

5:25 am - 3:42 pm

CVG

SJU

10h 17m

2 stops

2:55 pm - 11:59 pm

SJU

CVG

9h 04m

1 stop

$316United Airlines

Sat, Aug 15 - Sat, Aug 22

8:05 am - 4:38 pm

SDF

SJU

8h 33m

1 stop

12:56 pm - 10:08 pm

SJU

SDF

9h 12m

1 stop

$316Delta

Thu, Aug 27 - Tue, Sep 1

5:05 pm - 2:10 am

BNA

BQN

8h 05m

1 stop

2:59 am - 4:20 pm

BQN

BNA

14h 21m

1 stop

$336Frontier

Wed, Aug 5 - Tue, Aug 18

1:02 pm - 10:30 pm

SDF

SJU

9h 28m

1 stop

5:49 pm - 12:34 am

SJU

SDF

6h 45m

1 stop

$353Delta

Wed, Jul 29 - Thu, Aug 6

JetBlue flights from Kentucky to Puerto Rico

Our best JetBlue deals on Kentucky to Puerto Rico flight tickets

JetBlue

Jul 15

BNA2:27 pmNashville Intl

9h 06m

1 stop

BQN12:33 amAguadilla Borinquen

Aug 1

BQN5:01 amAguadilla Borinquen

9h 31m

1 stop

BNA1:32 pmNashville Intl

$347

JetBlue

Sep 28

BNA5:45 amNashville Intl

6h 39m

1 stop

BQN1:24 pmAguadilla Borinquen

Oct 1

BQN2:20 pmAguadilla Borinquen

9h 02m

1 stop

BNA10:22 pmNashville Intl

$364

JetBlue

Aug 25

BNA10:50 amNashville Intl

8h 00m

1 stop

SJU7:50 pmSan Juan Luis Munoz Marin Intl

Aug 28

SJU3:01 pmSan Juan Luis Munoz Marin Intl

6h 06m

1 stop

BNA8:07 pmNashville Intl

$365

American Airlines flights from Kentucky to Puerto Rico

Our best American Airlines deals on Kentucky to Puerto Rico flight tickets

American Airlines

Aug 25

BNA5:00 amNashville Intl

8h 54m

1 stop

SJU2:54 pmSan Juan Luis Munoz Marin Intl

Aug 29

SJU3:28 pmSan Juan Luis Munoz Marin Intl

8h 49m

1 stop

BNA11:17 pmNashville Intl

$251

American Airlines

Aug 26

BNA6:00 amNashville Intl

7h 54m

1 stop

SJU2:54 pmSan Juan Luis Munoz Marin Intl

Aug 29

SJU7:20 pmSan Juan Luis Munoz Marin Intl

15h 33m

1 stop

BNA9:53 amNashville Intl

$256

American Airlines

Aug 10

BNA6:40 amNashville Intl

10h 54m

2 stops

SJU6:34 pmSan Juan Luis Munoz Marin Intl

Aug 22

SJU7:20 pmSan Juan Luis Munoz Marin Intl

15h 33m

1 stop

BNA9:53 amNashville Intl

$291

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleSan Juan

BNA - SJU

BNASJU

Nashville Intl

Mon 11/9

6:07 pm-9:39 am

2 stops13h 32m

San Juan Luis Munoz Marin Intl

Tue 11/10

4:37 pm-9:55 pm

1 stop7h 18m

$241

NashvilleSan Juan

BNA - SJU

BNASJU

Nashville Intl

Mon 11/9

7:37 pm-5:30 am

1 stop7h 53m

San Juan Luis Munoz Marin Intl

Sat 11/14

6:44 am-6:25 pm

1 stop13h 41m

$246

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Fri 10/9

6:35 am-1:16 pm

1 stop6h 41m

San Juan Luis Munoz Marin Intl

Sat 10/17

9:49 pm-8:21 am

1 stop10h 32m

$262

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Mon 8/17

6:30 am-4:05 pm

1 stop9h 35m

San Juan Luis Munoz Marin Intl

Mon 8/24

6:00 am-8:35 pm

1 stop14h 35m

$266

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Mon 8/24

2:20 pm-3:58 pm

1 stop25h 38m

San Juan Luis Munoz Marin Intl

Thu 8/27

6:00 am-9:32 pm

1 stop15h 32m

$283

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Fri 9/4

7:00 am-2:44 pm

1 stop7h 44m

San Juan Luis Munoz Marin Intl

Fri 9/4

1:00 am-11:02 am

1 stop10h 02m

$311

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Sat 8/15

5:25 am-3:42 pm

2 stops10h 17m

San Juan Luis Munoz Marin Intl

Sat 8/22

2:55 pm-11:59 pm

1 stop9h 04m

$316

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Thu 8/27

8:05 am-4:38 pm

1 stop8h 33m

San Juan Luis Munoz Marin Intl

Tue 9/1

12:56 pm-10:08 pm

1 stop9h 12m

$316

NashvilleAguadilla

BNA - BQN

BNABQN

Nashville Intl

Wed 8/5

5:05 pm-2:10 am

1 stop8h 05m

Aguadilla Borinquen

Tue 8/18

2:59 am-4:20 pm

1 stop14h 21m

$336

Quickest round-trip

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Wed 7/29

1:02 pm-10:30 pm

1 stop9h 28m

San Juan Luis Munoz Marin Intl

Thu 8/6

5:49 pm-12:34 am

1 stop6h 45m

$353

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kentucky 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

Prices

Airlines

Other information

What is the cheapest month to fly to Puerto Rico?

If you don’t want to visit Puerto Rico in November, then you should wait until January to fly from Kentucky, when ticket prices are also cheap, with an average price of $113.

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

You are more likely to see cheaper flights to Puerto Rico from Kentucky when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $428 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Kentucky for as low as $380 on momondo.

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

You could potentially save up to 40% on your flight if you consider stops on a Kentucky to Puerto Rico flight.

Cheap Kentucky to Puerto Rico flight deals and tips

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

Fastest flight time	3h 55m
Direct flights	Mon and Sun
Airports in Puerto Rico	20 airports

The fastest flight from Kentucky to Puerto Rico takes 3h 55m

Direct flights go from Kentucky to Puerto Rico on Monday and Sunday. There are no airlines offering direct flights.

There are 20 airports in Puerto Rico. From Kentucky there are direct flights to San Juan Luis Munoz Marin Intl (SJU).

Search flight deals

Frequently asked questions about flying from Kentucky to Puerto Rico

When did momondo last update prices for flights from Kentucky to Puerto Rico?
Prices for flights from Kentucky to Puerto Rico are updated daily.
How many operators does momondo search for flights from Kentucky to Puerto Rico?
As of June 2026, there are 6 operators available to choose from for flights from Kentucky to Puerto Rico.
How old do you have to be to fly from Kentucky to Puerto Rico?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to Puerto Rico.
What documentation or ID do you need to fly to Puerto Rico?
The necessary travel and health documents for your Puerto Rico trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Kentucky to Puerto Rico

Compare and see reviews for airlines that fly from Kentucky to Puerto Rico with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $198	Free Cancellation	Rating 7.9 8,402 reviews	Search Delta flights
Southwest	PriceFrom $225	Free Cancellation	Rating 8.0 4,256 reviews	Search Southwest flights
American Airlines	PriceFrom $226	Free Cancellation	Rating 7.1 11,642 reviews	Search American Airlines flights
United Airlines	PriceFrom $259	Free Cancellation	Rating 7.4 9,768 reviews	Search United Airlines flights

Why use momondo?

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

Finding the right flight to Puerto Rico from Kentucky 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 Kentucky to Puerto Rico with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Puerto Rico from Kentucky with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Puerto Rico from Kentucky.

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

If you are not ready to book a flight from Kentucky to Puerto Rico now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Puerto Rico and let you know when they 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.

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Popular cities

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Complete your trip

Feeling lucky

Popular cities in Puerto Rico

Flights to San Juanfrom $133

Flights to Aguadillafrom $202

Flights to Poncefrom $197

Flights to Culebrafrom $480

Flights to Mayagüezfrom $444

Cheap flights from Kentucky to Puerto Rico from $88

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to Puerto Rico departing on 8/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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JetBlue flights from Kentucky to Puerto Rico

Our best JetBlue deals on Kentucky to Puerto Rico flight tickets

American Airlines flights from Kentucky to Puerto Rico

Our best American Airlines deals on Kentucky to Puerto Rico flight tickets

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

What is the cheapest month to fly to Puerto Rico?

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

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

What is the cheapest airline that flies from Kentucky to Puerto Rico?

What airlines fly to Puerto Rico?

How long is the flight from Kentucky to Puerto Rico?

Cheap Kentucky to Puerto Rico flight deals and tips

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

Fastest flight time

Direct flights

Airports in Puerto Rico

Frequently asked questions about flying from Kentucky to Puerto Rico

Best airlines flying from Kentucky to Puerto Rico

Compare and see reviews for airlines that fly from Kentucky to Puerto Rico with momondo

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

Kentucky flight routes

According to popular flight searches on momondo this year

Puerto Rico flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Puerto Rico

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Puerto Rico

List of cabin classes available on flights landing in Puerto Rico. Availability may vary depending on flight origin and airline.

Complete your trip to Puerto Rico

Explore popular destinations other users love

According to popular flight searches on momondo this year