HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Caribbean

$65+ Cheap flights from Philadelphia (PHL) to Caribbean

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SJU
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to Caribbean with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Philadelphia to Caribbean

Cheapest flights from Philadelphia to Caribbean
Explore the most affordable flight options available from Philadelphia to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Super.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/268:35 pm
PHL
-
SJU
Nonstop3h 42m
Spirit Airlines
Sat 3/281:22 am
SJU
-
PHL
Nonstop4h 04m
Spirit Airlines
Deal found 1/26$141
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2110:22 am
PHL
-
SJU
Nonstop3h 45m
Multiple Airlines
Thu 2/262:59 am
SJU
-
PHL
Nonstop4h 12m
Multiple Airlines
Deal found 1/26$142
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/18:56 pm
PHL
-
SJU
Nonstop3h 45m
Multiple Airlines
Thu 2/58:31 pm
SJU
-
PHL
Nonstop4h 12m
Multiple Airlines
Deal found 1/27$143
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/12:50 pm
PHL
-
SJU
Nonstop3h 45m
Multiple Airlines
Sat 2/72:59 am
SJU
-
PHL
Nonstop4h 12m
Multiple Airlines
Deal found 1/25$144
This Frontier deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/112:12 pm
PHL
-
SJU
Nonstop3h 45m
Frontier
Thu 2/58:31 pm
SJU
-
PHL
Nonstop4h 12m
Frontier
Deal found 1/27$145
This CheapOair deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/208:52 pm
PHL
-
SJU
Nonstop3h 45m
Multiple Airlines
Tue 2/242:59 am
SJU
-
PHL
Nonstop4h 16m
Multiple Airlines
Deal found 1/27$146
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:39 pm
PHL
-
SJU
Nonstop3h 50m
Multiple Airlines
Tue 4/289:52 am
SJU
-
PHL
Nonstop4h 11m
Multiple Airlines
Deal found 1/26$148
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/208:52 pm
PHL
-
SJU
Nonstop3h 45m
Spirit Airlines
Sun 3/12:59 am
SJU
-
PHL
Nonstop4h 12m
Spirit Airlines
Deal found 1/26$149
This Frontier deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/118:39 pm
PHL
-
SJU
Nonstop3h 50m
Frontier
Wed 4/151:59 am
SJU
-
PHL
Nonstop4h 09m
Frontier
Deal found 1/26$150
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/259:39 am
PHL
-
SJU
1 stop8h 19m
Multiple Airlines
Sat 2/286:00 am
SJU
-
PHL
Nonstop4h 12m
Multiple Airlines
Deal found 1/26$151
This Expedia deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/106:00 am
PHL
-
STT
1 stop9h 37m
Spirit Airlines
Wed 2/115:42 pm
STT
-
PHL
1 stop7h 08m
Spirit Airlines
Deal found 1/24$152
This Cheapflightsfares deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/812:12 pm
PHL
-
SJU
Nonstop3h 45m
Frontier
Wed 2/1111:07 am
SJU
-
PHL
1 stop8h 05m
Frontier
Deal found 1/25$152

Find flight deals from Philadelphia to Caribbean

Keep the following information in mind while searching for Philadelphia to Caribbean flight deals. Data was last updated January 27, 2026.

Round-trip from

$141
(Priceline)

One-way from

$65
(Orbitz)

Popular in

December

Cheapest in

October

Average price

$252

Good round-trip deal

$196 or less

Good one-way deal

$120 or less
From Philadelphia to Caribbean
Search Deals
One-way flight from Philadelphia to Caribbean
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Philadelphia to Caribbean.
Search Deals
Price to beat on a one-way flight from Philadelphia to Caribbean.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Caribbean 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, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Philadelphia to Caribbean that are best for you.

Fly from

Philadelphia

Fly to

Caribbean

Route

Depart

Return

Price

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Mon 2/9

8:20 am-4:37 pm

1 stop7h 17m

Saint Thomas Island Cyril E King

Wed 2/18

5:40 pm-11:50 pm

1 stop7h 10m

$176

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Mon 2/16

6:00 am-4:34 pm

1 stop9h 34m

Saint Thomas Island Cyril E King

Wed 2/25

5:40 pm-11:50 pm

1 stop7h 10m

$182

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Sun 3/1

8:06 am-4:34 pm

1 stop7h 28m

Saint Thomas Island Cyril E King

Fri 3/6

5:40 pm-11:50 pm

1 stop7h 10m

$183

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Thu 3/5

6:00 am-4:34 pm

1 stop9h 34m

Saint Thomas Island Cyril E King

Tue 3/10

4:40 pm-11:50 pm

1 stop7h 10m

$201

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Sat 2/14

5:26 pm-2:31 pm

2 stops20h 05m

Saint Thomas Island Cyril E King

Wed 2/18

3:36 pm-11:50 pm

2 stops9h 14m

$206

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Sun 2/22

8:06 am-4:34 pm

1 stop7h 28m

Saint Thomas Island Cyril E King

Thu 2/26

3:36 pm-11:50 pm

2 stops9h 14m

$220

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Tue 3/3

8:00 am-4:34 pm

1 stop7h 34m

Saint Thomas Island Cyril E King

Thu 3/5

5:40 pm-8:44 am

1 stop16h 04m

$221

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Sat 2/14

5:26 pm-4:34 pm

1 stop22h 08m

Saint Thomas Island Cyril E King

Tue 2/17

5:40 pm-8:44 am

1 stop16h 04m

$230

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Thu 2/26

1:40 pm-2:31 pm

2 stops23h 51m

Saint Thomas Island Cyril E King

Mon 3/2

5:40 pm-9:53 am

1 stop17h 13m

$245

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Tue 4/7

6:25 pm-1:29 am

1 stop7h 04m

San Juan Luis Munoz Marin Intl

Tue 4/14

11:25 pm-7:35 am

1 stop8h 10m

$253

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Philadelphia to Caribbean

Have a flexible travel schedule? Discover the best time to fly to Caribbean from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Caribbean

What is the cheapest month to book a flight from Philadelphia to Caribbean?

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Caribbean (average of $71). Flying from Philadelphia to Caribbean in August is currently the most expensive (average of $138). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to CB?

Find hourly flight availability from Philadelphia to Caribbean. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 27, 2026.

It’s typically best to fly out from Philadelphia to Caribbean in the evening. Doing so could potentially save you 52% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Philadelphia to Caribbean?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Caribbean. Price data was last updated on January 24, 2026.

Travelers seeking maximum savings on their Philadelphia to Caribbean flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Philadelphia to Caribbean

Explore weekly flight availability from Philadelphia to Caribbean. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 27, 2026.

The most flights from PHL to 0CB are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Caribbean

Get insights into the airlines that provide service to Caribbean. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Caribbean. Reviews last updated January 27, 2026.
Read through reviews of airlines operating flights from Philadelphia to Caribbean, such as Delta, American Airlines, and JetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,119 reviews

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,119 reviews
Delta
7.9
Good
8,119 reviews

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,197 reviews
Delta
7.9
Good
8,119 reviews

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,890 reviews
Delta
7.9
Good
8,119 reviews

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Spirit Airlines
6.3
Okay
8,384 reviews
Delta
7.9
Good
8,119 reviews

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.7
Fair
3,056 reviews
Delta
7.9
Good
8,119 reviews

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Caribbean. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Philadelphia to Caribbean?

    For a flight from Philadelphia to Caribbean, you will be flying from Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city.

  • How long is the flight from Philadelphia to Caribbean?

    Departing from Philadelphia to Caribbean will take you 3h 40m. The distance from Philadelphia to Caribbean is about 1518 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Philadelphia to Caribbean one-way?

    The cheapest airlines for a one-way flight from Philadelphia to Caribbean are Frontier ($53), Spirit Airlines ($65), and Southwest ($92).

  • What are the most popular routes from Philadelphia to Caribbean?

    The most popular route from Philadelphia to Caribbean is Philadelphia - San Juan Luis Munoz Marin Intl. You may also consider Philadelphia - Punta Cana or Philadelphia - Montego Bay Sangster Intl.

  • What are the most reliable airlines from Philadelphia to Caribbean?

    Before booking your flight to Caribbean from Philadelphia, check out the most reliable airlines to get you to your destination on time: Spirit Airlines (83%), Qatar Airways (73%), British Airways( 63%).

  • What are the cheapest flights from Philadelphia to Caribbean?

    Looking for the cheapest flight from Philadelphia to Caribbean? While on average our users pay $522, our data indicates the cheapest price to be $71. The most popular route (Philadelphia - San Juan Luis Munoz Marin Intl), is priced around $124.

  • Can I find deals for flights from Philadelphia to Caribbean that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Caribbean flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Caribbean?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Caribbean.

  • Can I find deals for business class flights from Philadelphia to Caribbean?

    Yes. Cheapflights offers flight deals from Philadelphia to Caribbean by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Caribbean?

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Caribbean (average of $71). Flying from Philadelphia to Caribbean in August is currently the most expensive (average of $138). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Philadelphia to Caribbean

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Fort Lauderdale flights
John F Kennedy Intl to Miami flights
Newark to Fort Lauderdale flights
Newark to Miami flights
LaGuardia to Miami flights
John F Kennedy Intl to Cancún flights
LaGuardia to Fort Lauderdale flights
Newark to Cancún flights
John F Kennedy Intl to Las Vegas flights
Newark to West Palm Beach flights
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Orlando flights
John F Kennedy Intl to West Palm Beach flights
Newark to Las Vegas flights
Newark to Orlando flights
John F Kennedy Intl to Luis Munoz Marin Intl flights
John F Kennedy Intl to Tampa flights
LaGuardia to Orlando flights
John F Kennedy Intl to Mexico City flights
Dulles Intl to Miami flights
Newark to Tampa flights
LaGuardia to Tampa flights
John F Kennedy Intl to Heathrow flights
John F Kennedy Intl to San Francisco flights
John F Kennedy Intl to Charles de Gaulle flights
Newark to Mexico City flights
John F Kennedy Intl to Haneda flights
John F Kennedy Intl to Sky Harbor Intl flights
Reagan-National to Miami flights
Newark to New Orleans flights
John F Kennedy Intl to New Orleans flights
Newark to Heathrow flights
LaGuardia to Cancún flights
John F Kennedy Intl to Dallas/Fort Worth flights
Newark to Luis Munoz Marin Intl flights
LaGuardia to West Palm Beach flights
Newark to Sky Harbor Intl flights
Dulles Intl to Cancún flights
Newark to Los Angeles flights
Newark to Charles de Gaulle flights
John F Kennedy Intl to Atlanta flights
Philadelphia to Miami flights
Dulles Intl to Las Vegas flights
LaGuardia to New Orleans flights
Newark to San Francisco flights
John F Kennedy Intl to Hobby flights
Philadelphia to Fort Lauderdale flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
Newark to Hobby flights
LaGuardia to Los Angeles flights

Top 9 airlines flying from Philadelphia to Caribbean

Discover the top 9 airlines that operate flights from Philadelphia to Caribbean. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Avelo AirlinesCheapest$82Average$153FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$127Average$360FlexibilityNo cancel feeOn-time65%
FrontierCheapest$132Average$438FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$164Average$440FlexibilityNo cancel feeOn-time62%
Air CanadaCheapest$173Average$512FlexibilityNo cancel feeOn-time67%
SouthwestCheapest$207Average$583FlexibilityNo cancel feeOn-time63%
DeltaCheapest$215Average$596FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$259Average$648FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$356Average$630FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.