What airlines fly to Puerto Rico?

American Airlines, Delta and Southwest 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 41% 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.

How many flights depart from Kentucky to Puerto Rico on average per week?

As of September 2025, there are 1 flights per week flying from Kentucky to Puerto Rico. The most common day of the week flights depart is Sun, with 100% of flights taking off on this day.

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 5h 40m 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. Keep in mind that layovers or delays could extend your travel time.

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

Spirit Airlines, Southwest, and United Airlines are the most popular carriers operating 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 September 2025, there are 7 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.

$93 Cheap Flights from Kentucky to Puerto Rico in 2025/26

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Find the cheapest flights from Kentucky to Puerto Rico

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

8:05 pm - 11:19 amBNA-SJU

14h 14m1 stop

10:39 pm - 9:44 amSJU-BNA

13h 05m1 stop

$207Multiple Airlines

Find Deal

Thu, Oct 30 - Mon, Nov 3

9:20 pm - 9:50 amBNA-SJU

11h 30m1 stop

5:45 am - 1:50 pmSJU-BNA

9h 05m2 stops

$215Southwest

Find Deal

Fri, Oct 17 - Sat, Oct 25

6:00 am - 1:00 pmSDF-SJU

6h 00m1 stop

6:15 am - 1:50 pmSJU-SDF

8h 35m1 stop

$225Delta

Find Deal

Tue, Feb 24 - Thu, Mar 5

4:11 pm - 11:52 pmCVG-SJU

6h 41m1 stop

8:20 am - 11:33 pmSJU-CVG

16h 13m1 stop

$225American Airlines

Find Deal

Sat, Nov 8 - Fri, Nov 14

9:37 am - 12:57 amCVG-SJU

14h 20m1 stop

9:32 pm - 11:17 amSJU-CVG

14h 45m1 stop

$231Frontier

Find Deal

Fri, Dec 5 - Sun, Dec 7

1:30 pm - 8:30 pmLEX-SJU

6h 00m1 stop

6:15 am - 5:10 pmSJU-LEX

10h 55m1 stop

$235Delta

Find Deal

Tue, Mar 3 - Wed, Mar 11

1:05 pm - 11:05 pmCVG-SJU

10h 00m1 stop

4:45 pm - 11:36 pmSJU-CVG

6h 51m1 stop

$235American Airlines

Find Deal

Sat, Oct 18 - Tue, Oct 28

1:30 pm - 9:22 pmBNA-SJU

6h 52m1 stop

1:05 am - 9:05 amSJU-BNA

9h 00m1 stop

$237United Airlines

Find Deal

Mon, Oct 27 - Wed, Oct 29

8:00 am - 3:22 pmCVG-SJU

7h 22m1 stop

3:40 am - 6:05 pmSJU-CVG

14h 25m1 stop

$243Frontier

Find Deal

Sat, Oct 4 - Mon, Oct 6

7:30 am - 9:26 pmSDF-SJU

12h 56m2 stops

7:10 am - 2:47 pmSJU-SDF

7h 37m1 stop

$254United Airlines

Find Deal

Tue, Mar 3 - Wed, Mar 11

United Airlines flights from Kentucky to Puerto Rico

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

United Airlines

Oct 27

BNA1:30 pmNashville Intl

6h 52m

1 stop

SJU9:22 pmSan Juan Luis Munoz Marin Intl

Oct 29

SJU1:05 amSan Juan Luis Munoz Marin Intl

9h 00m

1 stop

BNA9:05 amNashville Intl

$237

Find similar

United Airlines

Mar 3

SDF7:30 amLouisville Intl

12h 56m

2 stops

SJU9:26 pmSan Juan Luis Munoz Marin Intl

Mar 11

SJU7:10 amSan Juan Luis Munoz Marin Intl

7h 37m

1 stop

SDF2:47 pmLouisville Intl

$254

Find similar

United Airlines

Mar 3

SDF1:55 pmLouisville Intl

7h 27m

1 stop

SJU10:22 pmSan Juan Luis Munoz Marin Intl

Mar 10

SJU1:05 amSan Juan Luis Munoz Marin Intl

15h 44m

2 stops

SDF4:49 pmLouisville Intl

$264

Find similar

Southwest flights from Kentucky to Puerto Rico

Our best Southwest deals on Kentucky to Puerto Rico flight tickets

Southwest

Oct 17

BNA9:20 pmNashville Intl

11h 30m

1 stop

SJU9:50 amSan Juan Luis Munoz Marin Intl

Oct 25

SJU5:45 amSan Juan Luis Munoz Marin Intl

9h 05m

2 stops

BNA1:50 pmNashville Intl

$215

Find similar

Southwest

Nov 1

BNA5:45 amNashville Intl

5h 45m

1 stop

SJU12:30 pmSan Juan Luis Munoz Marin Intl

Nov 5

SJU5:45 amSan Juan Luis Munoz Marin Intl

7h 50m

2 stops

BNA11:35 amNashville Intl

$255

Find similar

Southwest

Dec 10

BNA6:55 amNashville Intl

6h 35m

1 stop

SJU3:30 pmSan Juan Luis Munoz Marin Intl

Dec 25

SJU9:40 amSan Juan Luis Munoz Marin Intl

8h 50m

1 stop

BNA4:30 pmNashville Intl

$277

Find similar

Fly from

Fly to

Route

Depart

Return

Price

NashvilleSan Juan

BNA - SJU

BNASJU

Nashville Intl

Thu 10/30

8:05 pm-11:19 am

1 stop14h 14m

San Juan Luis Munoz Marin Intl

Mon 11/3

10:39 pm-9:44 am

1 stop13h 05m

$207

NashvilleSan Juan

BNA - SJU

BNASJU

Nashville Intl

Fri 10/17

9:20 pm-9:50 am

1 stop11h 30m

San Juan Luis Munoz Marin Intl

Sat 10/25

5:45 am-1:50 pm

2 stops9h 05m

$215

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Tue 2/24

6:00 am-1:00 pm

1 stop6h 00m

San Juan Luis Munoz Marin Intl

Thu 3/5

6:15 am-1:50 pm

1 stop8h 35m

$225

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Sat 11/8

4:11 pm-11:52 pm

1 stop6h 41m

San Juan Luis Munoz Marin Intl

Fri 11/14

8:20 am-11:33 pm

1 stop16h 13m

$225

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Fri 12/5

9:37 am-12:57 am

1 stop14h 20m

San Juan Luis Munoz Marin Intl

Sun 12/7

9:32 pm-11:17 am

1 stop14h 45m

$231

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Tue 3/3

1:30 pm-8:30 pm

1 stop6h 00m

San Juan Luis Munoz Marin Intl

Wed 3/11

6:15 am-5:10 pm

1 stop10h 55m

$235

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Sat 10/18

1:05 pm-11:05 pm

1 stop10h 00m

San Juan Luis Munoz Marin Intl

Tue 10/28

4:45 pm-11:36 pm

1 stop6h 51m

$235

NashvilleSan Juan

BNA - SJU

BNASJU

Nashville Intl

Mon 10/27

1:30 pm-9:22 pm

1 stop6h 52m

San Juan Luis Munoz Marin Intl

Wed 10/29

1:05 am-9:05 am

1 stop9h 00m

$237

CincinnatiSan Juan

CVG - SJU

CVGSJU

Cincinnati Cinci./N. Kentucky

Sat 10/4

8:00 am-3:22 pm

1 stop7h 22m

San Juan Luis Munoz Marin Intl

Mon 10/6

3:40 am-6:05 pm

1 stop14h 25m

$243

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Tue 3/3

7:30 am-9:26 pm

2 stops12h 56m

San Juan Luis Munoz Marin Intl

Wed 3/11

7:10 am-2:47 pm

1 stop7h 37m

$254

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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 October, then you should wait until January to fly from Kentucky, when ticket prices are also cheap, with an average price of $370.

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 Kentucky 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 Kentucky 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 Kentucky when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $437 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 $282 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 50m
Direct flights	Sun
Airports in Puerto Rico	1 airport

The fastest flight from Kentucky to Puerto Rico takes 3h 50m

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

There is 1 airport near Puerto Rico: San Juan Luis Munoz Marin Intl (SJU)

Search flight deals

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 September 2025, there are 7 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
Spirit Airlines	PriceFrom $152	Free Cancellation	Rating 6.3 8,031 reviews	Search Spirit Airlines flights
Southwest	PriceFrom $225	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights
Delta	PriceFrom $225	Free Cancellation	Rating 7.9 7,971 reviews	Search Delta flights
American Airlines	PriceFrom $261	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $275	Free Cancellation	Rating 7.4 8,922 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.

Start using Trips

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Popular cities in Puerto Rico

Flights to San Juanfrom $118

Flights to Aguadillafrom $175

Flights to Mayagüezfrom $260

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Cheap flights from Kentucky to Puerto Rico from $93

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 9/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Price Alerts

Find the cheapest flights from Kentucky to Puerto Rico

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

United Airlines flights from Kentucky to Puerto Rico

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

Southwest flights from Kentucky to Puerto Rico

Our best Southwest deals on Kentucky to Puerto Rico flight tickets

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Use the filters below to find and compare flights from Kentucky to Puerto Rico that are best for you.

See travel insights to Puerto Rico from

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

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 January to fly from Kentucky, when ticket prices are also cheap, with an average price of $370.

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

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 Kentucky 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?

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.

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

Spirit Airlines, Southwest, and United Airlines are the most popular carriers operating from Kentucky to Puerto Rico

What airlines fly to Puerto Rico?

How many flights depart from Kentucky to Puerto Rico on average per week?

As of September 2025, there are 1 flights per week flying from Kentucky to Puerto Rico. The most common day of the week flights depart is Sun, with 100% of flights taking off on this day.

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

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

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

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

What documentation or ID do you need to fly 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?

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

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

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

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

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