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Cheap flights from Kentucky to Puerto Rico from $87

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 5/8. 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 Kentucky to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
5:02 pm - 2:02 am
BNA
-
BQN
8h 00m
1 stop
Frontier Logo
2:59 am - 1:23 pm
BQN
-
BNA
11h 24m
1 stop
$194Frontier
Sat, May 9 - Sun, May 10
Frontier Logo
3:32 pm - 2:02 am
CVG
-
BQN
10h 30m
1 stop
Frontier Logo
2:59 am - 1:17 pm
BQN
-
CVG
10h 18m
1 stop
$204Frontier
Sat, May 16 - Tue, May 19
Multiple Airlines Logo
5:02 pm - 2:08 am
BNA
-
SJU
8h 06m
1 stop
Multiple Airlines Logo
8:04 pm - 7:37 am
SJU
-
BNA
12h 33m
1 stop
$239Multiple Airlines
Sat, May 16 - Sat, May 23
Multiple Airlines Logo
5:02 pm - 2:08 am
BNA
-
SJU
8h 06m
1 stop
Multiple Airlines Logo
8:04 pm - 7:37 am
SJU
-
BNA
12h 33m
1 stop
$241Multiple Airlines
Sun, May 17 - Sat, May 23
Spirit Airlines Logo
10:33 am - 6:59 pm
SDF
-
SJU
8h 26m
1 stop
Spirit Airlines Logo
8:04 pm - 9:28 am
SJU
-
SDF
13h 24m
1 stop
$251Spirit Airlines
Mon, May 18 - Fri, May 22
Spirit Airlines Logo
10:33 am - 6:59 pm
SDF
-
SJU
8h 26m
1 stop
Spirit Airlines Logo
8:04 pm - 9:28 am
SJU
-
SDF
13h 24m
1 stop
$255Spirit Airlines
Mon, May 18 - Fri, May 22
United Airlines Logo
1:57 pm - 11:50 pm
LEX
-
SJU
9h 53m
2 stops
United Airlines Logo
7:20 am - 8:14 pm
SJU
-
LEX
12h 54m
2 stops
$326United Airlines
Tue, Apr 28 - Sat, May 2
American Airlines Logo
8:10 pm - 9:39 am
LEX
-
SJU
13h 29m
2 stops
American Airlines Logo
6:20 am - 4:05 pm
SJU
-
LEX
9h 45m
1 stop
$366American Airlines
Mon, May 25 - Thu, May 28
American Airlines Logo
7:20 am - 6:24 pm
LEX
-
SJU
11h 04m
2 stops
American Airlines Logo
6:51 am - 11:57 pm
SJU
-
LEX
17h 06m
1 stop
$371American Airlines
Wed, Aug 26 - Sun, Aug 30
United Airlines Logo
11:17 am - 11:09 pm
CVG
-
BQN
11h 52m
2 stops
United Airlines Logo
12:15 am - 1:09 pm
BQN
-
CVG
12h 54m
2 stops
$380United Airlines
Wed, Jul 29 - Tue, Aug 4

United Airlines flights from Kentucky to Puerto Rico

Our best United Airlines deals on Kentucky to Puerto Rico flight tickets
United Airlines
Apr 28
LEX1:57 pmLexington Blue Grass
9h 53m
2 stops
SJU11:50 pmSan Juan Luis Munoz Marin Intl
May 2
SJU7:20 amSan Juan Luis Munoz Marin Intl
12h 54m
2 stops
LEX8:14 pmLexington Blue Grass
$326
United Airlines
Jul 29
CVG11:17 amCincinnati Cinci./N. Kentucky
11h 52m
2 stops
BQN11:09 pmAguadilla Borinquen
Aug 4
BQN12:15 amAguadilla Borinquen
12h 54m
2 stops
CVG1:09 pmCincinnati Cinci./N. Kentucky
$380
United Airlines
May 26
SDF6:00 amLouisville Intl
6h 34m
1 stop
SJU12:34 pmSan Juan Luis Munoz Marin Intl
May 28
SJU3:56 pmSan Juan Luis Munoz Marin Intl
7h 53m
1 stop
SDF11:49 pmLouisville Intl
$388

Spirit Airlines flights from Kentucky to Puerto Rico

Our best Spirit Airlines deals on Kentucky to Puerto Rico flight tickets
Spirit Airlines
May 18
SDF10:33 amLouisville Intl
8h 26m
1 stop
SJU6:59 pmSan Juan Luis Munoz Marin Intl
May 22
SJU8:04 pmSan Juan Luis Munoz Marin Intl
13h 24m
1 stop
SDF9:28 amLouisville Intl
$251
Spirit Airlines
May 18
SDF10:33 amLouisville Intl
8h 26m
1 stop
SJU6:59 pmSan Juan Luis Munoz Marin Intl
May 22
SJU8:04 pmSan Juan Luis Munoz Marin Intl
13h 24m
1 stop
SDF9:28 amLouisville Intl
$255
Spirit Airlines
May 11
BNA9:09 amNashville Intl
8h 50m
1 stop
SJU6:59 pmSan Juan Luis Munoz Marin Intl
May 18
SJU8:04 pmSan Juan Luis Munoz Marin Intl
28h 10m
1 stop
BNA11:14 pmNashville Intl
$257

momondo Fare Finder

 
Customize your flight search to find flights from Kentucky 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 April 18, 2026.
Use the filters below to find and compare flights from Kentucky to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

NashvilleAguadilla

BNA - BQN

BNABQN

Nashville Intl

Sat 5/9

5:02 pm-2:02 am

1 stop8h 00m

Aguadilla Borinquen

Sun 5/10

2:59 am-1:23 pm

1 stop11h 24m

$194

CincinnatiAguadilla

CVG - BQN

CVGBQN

Cincinnati Cinci./N. Kentucky

Sat 5/16

3:32 pm-2:02 am

1 stop10h 30m

Aguadilla Borinquen

Tue 5/19

2:59 am-1:17 pm

1 stop10h 18m

$204

NashvilleSan Juan

BNA - SJU

BNASJU

Nashville Intl

Sat 5/16

5:02 pm-2:08 am

1 stop8h 06m

San Juan Luis Munoz Marin Intl

Sat 5/23

8:04 pm-7:37 am

1 stop12h 33m

$239

NashvilleSan Juan

BNA - SJU

BNASJU

Nashville Intl

Sun 5/17

5:02 pm-2:08 am

1 stop8h 06m

San Juan Luis Munoz Marin Intl

Sat 5/23

8:04 pm-7:37 am

1 stop12h 33m

$241

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Mon 5/18

10:33 am-6:59 pm

1 stop8h 26m

San Juan Luis Munoz Marin Intl

Fri 5/22

8:04 pm-9:28 am

1 stop13h 24m

$251

LouisvilleSan Juan

SDF - SJU

SDFSJU

Louisville Intl

Mon 5/18

10:33 am-6:59 pm

1 stop8h 26m

San Juan Luis Munoz Marin Intl

Fri 5/22

8:04 pm-9:28 am

1 stop13h 24m

$255

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Tue 4/28

1:57 pm-11:50 pm

2 stops9h 53m

San Juan Luis Munoz Marin Intl

Sat 5/2

7:20 am-8:14 pm

2 stops12h 54m

$326

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Mon 5/25

8:10 pm-9:39 am

2 stops13h 29m

San Juan Luis Munoz Marin Intl

Thu 5/28

6:20 am-4:05 pm

1 stop9h 45m

$366

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Wed 8/26

7:20 am-6:24 pm

2 stops11h 04m

San Juan Luis Munoz Marin Intl

Sun 8/30

6:51 am-11:57 pm

1 stop17h 06m

$371

CincinnatiAguadilla

CVG - BQN

CVGBQN

Cincinnati Cinci./N. Kentucky

Wed 7/29

11:17 am-11:09 pm

2 stops11h 52m

Aguadilla Borinquen

Tue 8/4

12:15 am-1:09 pm

2 stops12h 54m

$380

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 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 February to fly from Kentucky, when ticket prices are also cheap, with an average price of $346.

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 $420 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 $355 on momondo.

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

You could potentially save up to 28% 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?

  • 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 AirlinesPriceFrom $176Free CancellationRating
6.3
8,622 reviews
Search Spirit Airlines flights
DeltaPriceFrom $198Free CancellationRating
7.9
8,424 reviews
Search Delta flights
SouthwestPriceFrom $225Free CancellationRating
8.0
4,330 reviews
Search Southwest flights
American AirlinesPriceFrom $240Free CancellationRating
7.1
11,604 reviews
Search American Airlines flights
United AirlinesPriceFrom $246Free CancellationRating
7.4
9,603 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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Mon 5/18
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