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$147+ 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 12 — Nov 191
Wed 11/12
Wed 11/19
1 adult, Economy
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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 13, 2025.

This CheapOair deal was found by Cheapflights users on 10/13. 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 10/166:00 amTTN - SJU
1 stop9h 32mFrontier
Wed 10/293:04 amSJU - TTN
1 stop12h 28mFrontier
Deal found 10/13$294
This Booking.com deal was found by Cheapflights users on 10/13. 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.
Sun 11/99:29 pmTTN - SJU
1 stop14h 58mFrontier
Thu 11/1310:39 pmSJU - TTN
1 stop26h 20mFrontier
Deal found 10/13$296
This Booking.com deal was found by Cheapflights users on 10/13. 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.
Fri 10/2410:19 amTTN - SJU
1 stop13h 10mFrontier
Sun 10/263:40 amSJU - TTN
1 stop20h 19mFrontier
Deal found 10/13$297
This Priceline deal was found by Cheapflights users on 10/11. 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.
Fri 10/316:00 amTTN - SJU
1 stop15h 24mFrontier
Wed 11/512:29 pmSJU - TTN
1 stop28h 03mFrontier
Deal found 10/11$313
This CheapOair deal was found by Cheapflights users on 10/11. 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.
Sun 10/126:00 amTTN - SJU
1 stop10h 32mFrontier
Sat 10/183:40 amSJU - TTN
1 stop6h 34mFrontier
Deal found 10/11$314
This Frontier deal was found by Cheapflights users on 10/10. 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.
Fri 10/176:00 amTTN - SJU
1 stop7h 02mFrontier
Fri 10/246:22 amSJU - TTN
2 stops17h 37mFrontier
Deal found 10/10$320
This CheapOair deal was found by Cheapflights users on 10/12. 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 10/166:00 amTTN - SJU
1 stop9h 32mFrontier
Sat 10/182:17 pmSJU - TTN
1 stop9h 42mFrontier
Deal found 10/12$334
This Booking.com deal was found by Cheapflights users on 10/13. 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.
Sun 11/96:00 amTTN - SJU
1 stop28h 04mFrontier
Sun 11/167:30 amSJU - TTN
1 stop27h 43mFrontier
Deal found 10/13$336
This Booking.com deal was found by Cheapflights users on 10/12. 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.
Fri 11/146:00 amTTN - SJU
1 stop28h 19mFrontier
Wed 11/1912:29 pmSJU - TTN
1 stop24h 20mFrontier
Deal found 10/12$337
This Frontier deal was found by Cheapflights users on 10/10. 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 10/10$339
This Priceline deal was found by Cheapflights users on 10/12. 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.
Thu 12/1112:45 pmTTN - SJU
1 stop13h 05mFrontier
Sun 12/149:32 pmSJU - TTN
1 stop15h 18mFrontier
Deal found 10/12$344
This Frontier deal was found by Cheapflights users on 10/13. 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.
Wed 12/3112:45 pmTTN - SJU
1 stop11h 05mFrontier
Sun 1/116:00 pmSJU - TTN
1 stop6h 59mFrontier
Deal found 10/13$366

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 13, 2025.

Round-trip from

$294
(CheapOair)

One-way from

$147
(CheapOair)

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 13, 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

Thu 10/30

4:27 pm-1:54 am

1 stop9h 27m

San Juan Luis Munoz Marin Intl

Sat 11/1

3:04 am-3:21 pm

1 stop13h 17m

$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

Mon 1/26

11:05 am-11:59 pm

1 stop13h 54m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 10/30

4:27 pm-9:24 pm

1 stop28h 57m

San Juan Luis Munoz Marin Intl

Thu 11/6

7:30 am-10:13 am

1 stop27h 43m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 2/28

8:10 am-11:31 pm

1 stop14h 21m

San Juan Luis Munoz Marin Intl

Tue 3/3

3:55 am-10:02 pm

1 stop19h 07m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 12/5

12:45 pm-2:50 am

1 stop13h 05m

San Juan Luis Munoz Marin Intl

Sun 12/7

3:55 am-11:50 am

1 stop8h 55m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 1/8

6:10 am-9:55 am

1 stop26h 45m

San Juan Luis Munoz Marin Intl

Fri 1/9

3:55 am-11:59 pm

1 stop21h 04m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 1/31

8:10 am-2:50 am

1 stop17h 40m

San Juan Luis Munoz Marin Intl

Fri 2/6

3:55 am-10:02 pm

1 stop19h 07m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 2/26

9:59 pm-2:50 am

1 stop27h 51m

San Juan Luis Munoz Marin Intl

Sun 3/1

3:55 am-11:59 pm

1 stop21h 04m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 1/30

7:00 am-2:50 am

1 stop18h 50m

San Juan Luis Munoz Marin Intl

Sat 2/7

11:05 am-10:02 pm

1 stop11h 57m

$294

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Tue 2/24

8:10 am-10:46 pm

1 stop13h 36m

San Juan Luis Munoz Marin Intl

Thu 2/26

11:05 am-9:04 pm

1 stop10h 59m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/11

Showing 1-10 of 28 results
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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 13, 2025.

It’s typically best to fly out from Trenton, New Jersey to Caribbean at noon. Doing so could potentially save you 57% on the flight price compared to flying in the afternoon, 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 13, 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
3,135 reviews

Crew

6.7

Boarding

6.1

Entertainment

4.4

Comfort

5.5

Food

4.6

Overall

5.8

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
3,135 reviews
Frontier
5.8
Fair
3,135 reviews

Crew

6.7

Boarding

6.1

Entertainment

4.4

Comfort

5.5

Food

4.6

Overall

5.8

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 27m. 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

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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 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$119Average$280FlexibilityNo cancel feeOn-time62%

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