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Caribbean Islands

$86+ Cheap flights from Trenton, NJ (TTN) to Caribbean Islands

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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — SJU
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Trenton to Caribbean Islands

Cheapest flights from Trenton to Caribbean Islands
Explore the most affordable flight options available from Trenton to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/188:00 am
TTN
-
SJU
1 stop17h 53m
Frontier
Wed 2/255:25 pm
SJU
-
TTN
1 stop7h 14m
Frontier
Deal found 1/26$174
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.
Sat 2/2112:45 pm
TTN
-
SJU
1 stop13h 08m
Frontier
Sat 2/285:25 pm
SJU
-
TTN
1 stop7h 14m
Frontier
Deal found 1/27$178
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 2/1910:31 am
TTN
-
SJU
1 stop12h 22m
Frontier
Sat 2/285:25 pm
SJU
-
TTN
1 stop7h 14m
Frontier
Deal found 1/26$182
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:56 pm
TTN
-
SJU
1 stop28h 58m
Frontier
Wed 3/45:25 pm
SJU
-
TTN
1 stop17h 21m
Frontier
Deal found 1/27$185
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:00 am
TTN
-
SJU
1 stop14h 48m
Frontier
Thu 5/143:19 pm
SJU
-
TTN
1 stop8h 40m
Frontier
Deal found 1/26$190
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:00 am
TTN
-
SJU
1 stop14h 48m
Frontier
Fri 5/83:08 am
SJU
-
TTN
1 stop6h 46m
Frontier
Deal found 1/26$192
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1412:45 pm
TTN
-
SJU
1 stop13h 08m
Frontier
Wed 2/185:25 pm
SJU
-
TTN
1 stop7h 14m
Frontier
Deal found 1/27$199
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.
Thu 4/1610:49 am
TTN
-
SJU
1 stop27h 17m
Frontier
Mon 4/203:08 am
SJU
-
TTN
1 stop18h 29m
Frontier
Deal found 1/27$200
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:00 am
TTN
-
SJU
1 stop15h 43m
Frontier
Tue 3/1011:07 am
SJU
-
TTN
1 stop12h 52m
Frontier
Deal found 1/27$202
This Super.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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/178:00 am
TTN
-
SJU
1 stop17h 48m
Frontier
Wed 3/43:53 am
SJU
-
TTN
1 stop6h 53m
Frontier
Deal found 1/27$207
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/71:37 pm
TTN
-
SJU
1 stop23h 52m
Frontier
Thu 4/3011:07 am
SJU
-
TTN
1 stop12h 52m
Frontier
Deal found 1/27$208
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.
Sat 5/96:00 am
TTN
-
PUJ
2 stops11h 39m
Frontier
Sat 5/1611:07 am
PUJ
-
TTN
1 stop12h 52m
Frontier
Deal found 1/27$369

Find flight deals from Trenton to Caribbean Islands

Keep the following information in mind while searching for Trenton to Caribbean Islands flight deals. Data was last updated January 29, 2026.

Round-trip from

$174
(CheapOair)

One-way from

$86
(Super.com)

Popular in

December

Cheapest in

March

Average price

$242
From Trenton-Mercer to Caribbean Islands
Search Deals
One-way flight from Trenton-Mercer to Caribbean Islands
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trenton to Caribbean Islands 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 29, 2026.
Use the filters below to find and compare flights from Trenton to Caribbean Islands that are best for you.

Fly from

Trenton

Fly to

Caribbean Islands

Route

Depart

Return

Price

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 4/11

1:06 pm-2:01 am

1 stop12h 55m

San Juan Luis Munoz Marin Intl

Fri 4/17

3:08 am-9:54 am

1 stop6h 46m

$182

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 4/30

6:00 am-2:06 pm

1 stop8h 06m

San Juan Luis Munoz Marin Intl

Wed 5/6

3:08 am-9:54 am

1 stop6h 46m

$182

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Tue 5/12

8:00 am-10:48 pm

1 stop14h 48m

San Juan Luis Munoz Marin Intl

Thu 5/14

3:19 pm-11:59 pm

1 stop8h 40m

$190

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 2/14

12:45 pm-2:53 am

1 stop13h 08m

San Juan Luis Munoz Marin Intl

Wed 2/18

5:25 pm-11:39 pm

1 stop7h 14m

$199

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Wed 3/4

8:00 am-12:43 am

1 stop15h 43m

San Juan Luis Munoz Marin Intl

Tue 3/10

11:07 am-11:59 pm

1 stop12h 52m

$202

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 5/2

6:00 am-3:37 pm

1 stop9h 37m

San Juan Luis Munoz Marin Intl

Tue 5/12

11:07 am-9:37 pm

1 stop10h 30m

$213

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 2/19

6:00 am-11:27 am

1 stop28h 27m

San Juan Luis Munoz Marin Intl

Wed 2/25

11:07 am-9:46 am

1 stop23h 39m

$214

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Tue 2/24

8:00 am-12:43 am

1 stop15h 43m

San Juan Luis Munoz Marin Intl

Sat 2/28

5:25 pm-7:47 am

1 stop15h 22m

$214

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 2/21

12:45 pm-2:53 am

1 stop13h 08m

San Juan Luis Munoz Marin Intl

Sat 2/28

5:25 pm-11:39 pm

1 stop7h 14m

$214

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 4/17

5:37 pm-2:01 am

1 stop8h 24m

San Juan Luis Munoz Marin Intl

Tue 4/28

11:07 am-9:37 pm

1 stop10h 30m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 37 results
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Best time to book a flight from Trenton to Caribbean Islands

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

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

Currently, January is the cheapest month in which you can book a flight from Trenton, New Jersey to Caribbean Islands (average of $71). Flying from Trenton, New Jersey to Caribbean Islands 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.

Reviews of airlines servicing Caribbean Islands

Get insights into the airlines that provide service to Caribbean Islands. 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 Islands. Reviews last updated January 29, 2026.
Read through reviews of airlines operating flights from Trenton to Caribbean Islands, such as Frontier. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Frontier
5.7
Fair
3,056 reviews

Boarding

6.0

Comfort

5.5

Crew

6.6

Entertainment

4.3

Overall

5.7

Food

4.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

ATL - MDW

Flight was canceled. Late notification and limited help with booking another flight.
Frontier
5.7
Fair
3,056 reviews
Frontier
5.7
Fair
3,056 reviews

Boarding

6.0

Comfort

5.5

Crew

6.6

Entertainment

4.3

Overall

5.7

Food

4.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

ATL - MDW

Flight was canceled. Late notification and limited help with booking another flight.

Related info for your journey

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

    For a flight from Trenton to Caribbean Islands, you will be flying from Trenton-Mercer. Trenton-Mercer (TTN) is just 4.8 mi from the center of the city.

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

    There are many flights that can get you from Trenton, New Jersey to Caribbean Islands in 12h 55m. Fly via Frontier to get the fastest option. The distance between Trenton, New Jersey and Caribbean Islands is about 1596 mi.

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

    While some choose either Trenton-Mercer - Punta Cana or Trenton-Mercer - Nassau Intl, Trenton-Mercer - San Juan Luis Munoz Marin Intl is the most popular route from Trenton, New Jersey to Caribbean Islands.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Trenton to Caribbean Islands 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 Islands?

    Currently, January is the cheapest month in which you can book a flight from Trenton, New Jersey to Caribbean Islands (average of $71). Flying from Trenton, New Jersey to Caribbean Islands 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.

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Top airline flying from Trenton to Caribbean Islands

Discover the top airline that operate flights from Trenton to Caribbean Islands. 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 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$181Average$308FlexibilityNo cancel feeOn-time62%

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