HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Caribbean

$126+ Cheap flights from Trenton, NJ (TTN) 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — SJU
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Trenton 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.

Find flight deals from Trenton to Caribbean

Cheapest flights from Trenton to Caribbean
Explore the most affordable flight options available from Trenton to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Frontier deal was found by Cheapflights users on 10/16. 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 10/196:00 amTTN - SJU
1 stop9h 32mFrontier
Wed 10/223:40 amSJU - TTN
1 stop6h 34mFrontier
Deal found 10/16$252
This Frontier deal was found by Cheapflights users on 10/14. 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 11/24:06 pmTTN - SJU
1 stop9h 48mFrontier
Mon 11/312:29 pmSJU - TTN
1 stop12h 30mFrontier
Deal found 10/14$289
This Frontier deal was found by Cheapflights users on 10/16. 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 11/169:29 pmTTN - SJU
2 stops16h 50mFrontier
Sat 11/223:59 amSJU - TTN
1 stop8h 50mFrontier
Deal found 10/16$293
This CheapOair deal was found by Cheapflights users on 10/14. 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.
Thu 11/134:27 pmTTN - SJU
1 stop9h 27mFrontier
Fri 11/143:59 amSJU - TTN
1 stop21h 00mFrontier
Deal found 10/14$294
This Booking.com deal was found by Cheapflights users on 10/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:00 amTTN - SJU
1 stop28h 19mFrontier
Thu 11/1310:39 pmSJU - TTN
1 stop26h 20mFrontier
Deal found 10/14$296
This Booking.com deal was found by Cheapflights users on 10/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:00 amTTN - SJU
1 stop28h 19mFrontier
Thu 11/133:59 amSJU - TTN
1 stop21h 00mFrontier
Deal found 10/14$297
This Priceline deal was found by Cheapflights users on 10/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/266:00 amTTN - SJU
1 stop9h 53mFrontier
Sat 11/112:29 pmSJU - TTN
1 stop11h 30mFrontier
Deal found 10/15$304
This Priceline deal was found by Cheapflights users on 10/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:00 amTTN - SJU
1 stop20h 30mFrontier
Sun 10/263:40 amSJU - TTN
1 stop20h 19mFrontier
Deal found 10/15$322
This Frontier deal was found by Cheapflights users on 10/16. 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.
Thu 12/116:10 amTTN - SJU
1 stop8h 49mFrontier
Thu 12/1810:33 amSJU - TTN
1 stop11h 41mFrontier
Deal found 10/16$325
This Booking.com deal was found by Cheapflights users on 10/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:25 pmTTN - SJU
1 stop10h 05mFrontier
Mon 10/272:07 pmSJU - TTN
1 stop9h 52mFrontier
Deal found 10/14$337
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/309:36 pmTTN - NAS
1 stop18h 49mMultiple Airlines
Sun 12/74:25 pmNAS - TTN
1 stop7h 34mMultiple Airlines
Deal found 10/16$661
This Frontier deal was found by Cheapflights users on 10/15. 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 11/2312:45 pmTTN - PUJ
2 stops18h 50mFrontier
Wed 11/266:49 pmPUJ - TTN
2 stops24h 00mFrontier
Deal found 10/15$690

Cheap flight deals from Trenton to Caribbean

Keep the following information in mind while searching for Trenton to Caribbean flight deals. Data was last updated October 16, 2025.

Round-trip from

$252
(Frontier)

One-way from

$126
(Frontier)

Popular in

December

Cheapest in

March

Average price

$220
From Trenton-Mercer to Caribbean
Search Deals
One-way flight from Trenton-Mercer to Caribbean
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trenton 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 October 16, 2025.
Use the filters below to find and compare flights from Trenton to Caribbean that are best for you.

Fly from

Trenton

Fly to

Caribbean

Route

Depart

Return

Price

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sun 11/2

4:06 pm-2:54 am

1 stop9h 48m

San Juan Luis Munoz Marin Intl

Thu 11/6

12:29 pm-11:59 pm

1 stop12h 30m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Tue 2/10

8:10 am-10:46 pm

1 stop13h 36m

San Juan Luis Munoz Marin Intl

Sat 2/14

11:05 am-6:18 pm

1 stop8h 13m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Mon 10/27

6:00 am-2:09 am

1 stop20h 09m

San Juan Luis Munoz Marin Intl

Fri 10/31

3:04 am-11:59 pm

1 stop20h 55m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 11/13

6:00 am-9:24 pm

1 stop14h 24m

San Juan Luis Munoz Marin Intl

Sat 11/15

12:29 pm-3:32 pm

1 stop28h 03m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 1/23

7:00 am-2:50 am

1 stop18h 50m

San Juan Luis Munoz Marin Intl

Sun 1/25

3:55 am-11:59 pm

1 stop21h 04m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 12/5

12:45 pm-8:27 pm

1 stop6h 42m

San Juan Luis Munoz Marin Intl

Fri 12/12

11:05 am-6:37 pm

1 stop8h 32m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Mon 11/3

6:20 pm-2:54 am

1 stop7h 34m

San Juan Luis Munoz Marin Intl

Wed 11/5

3:59 am-3:32 pm

1 stop12h 33m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 1/30

7:00 am-9:55 am

1 stop25h 55m

San Juan Luis Munoz Marin Intl

Sat 1/31

3:55 am-9:04 pm

1 stop18h 09m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 2/7

8:10 am-2:50 am

1 stop17h 40m

San Juan Luis Munoz Marin Intl

Tue 2/10

11:05 am-10:02 pm

1 stop11h 57m

$294

TrentonNassau

TTN - NAS

TTNNAS

Trenton-Mercer

Sun 11/30

9:36 pm-4:25 pm

1 stop18h 49m

Nassau Intl

Sun 12/7

4:25 pm-11:59 pm

1 stop7h 34m

$661

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Showing 1-10 of 29 results
1
2
3

Best time to book a flight from Trenton to Caribbean

Have a flexible travel schedule? Discover the best time to fly to Caribbean from Trenton 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 Trenton to Caribbean

What is the cheapest month to book a flight from Trenton, New Jersey to Caribbean?

Currently, March is the cheapest month in which you can book a flight from Trenton, New Jersey to Caribbean (average of $78). Flying from Trenton, New Jersey 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 TTN to CB?

Find hourly flight availability from Trenton 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 October 16, 2025.

It’s typically best to fly out from Trenton, New Jersey to Caribbean at noon. Doing so could potentially save you 70% on the flight price compared to flying in the evening, which is usually more expensive.

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 October 16, 2025.
Get a feel of what it's like to fly with Frontier from Trenton to Caribbean by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Frontier
5.8
Fair
3,137 reviews

Crew

6.7

Entertainment

4.4

Overall

5.8

Comfort

5.5

Food

4.6

Boarding

6.1

Reviews

1 / 20
2.0
Mediocre

Shawn,Sep 2025

SAN - SFO

The flight was over booked and was unadble to get help with issue. I could not get a refund or rebooked in order to make my trip
Frontier
5.8
Fair
3,137 reviews
Frontier
5.8
Fair
3,137 reviews

Crew

6.7

Entertainment

4.4

Overall

5.8

Comfort

5.5

Food

4.6

Boarding

6.1

Reviews

1 / 20
2.0
Mediocre

Shawn,Sep 2025

SAN - SFO

The flight was over booked and was unadble to get help with issue. I could not get a refund or rebooked in order to make my trip

Related info for your journey

Find useful and relevant information for your journey from Trenton 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 Trenton to Caribbean?

    Most people fly from Trenton-Mercer (TTN) if they book a flight from Trenton to Caribbean. Trenton-Mercer is conveniently located just 4.8 mi from Trenton’s city center.

  • How long is the flight from Trenton, New Jersey to Caribbean?

    Frontier can get you from Trenton, New Jersey to Caribbean in just under 9h 48m. Your travel time can differ by up to . There are 1596 mi between Trenton, New Jersey and Caribbean.

  • What are the most popular routes from Trenton, New Jersey to Caribbean?

    The most popular flight routes from Trenton, New Jersey to Caribbean are Trenton-Mercer - San Juan Luis Munoz Marin Intl, Trenton-Mercer - Punta Cana and Trenton-Mercer - Nassau Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Trenton 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 Trenton, New Jersey to Caribbean?

    Currently, March is the cheapest month in which you can book a flight from Trenton, New Jersey to Caribbean (average of $78). Flying from Trenton, New Jersey 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 Trenton to Caribbean

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

Top airline flying from Trenton to Caribbean

Discover the top airline that operate flights from Trenton 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$119Average$280FlexibilityNo cancel feeOn-time62%

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.