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Caribbean Islands

$89+ 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — SJU
Jan 2 — Jan 91
Fri 1/2
Fri 1/9
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 December 3, 2025.

This Super.com deal was found by Cheapflights users on 12/2. 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 12/309:59 pmTTN - SJU
1 stop27h 51mFrontier
Mon 1/126:30 amSJU - TTN
1 stop18h 29mFrontier
Deal found 12/2$203
This Super.com deal was found by Cheapflights users on 12/1. 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 12/115:58 pmTTN - SJU
1 stop7h 52mFrontier
Sat 12/1311:05 amSJU - TTN
1 stop6h 58mFrontier
Deal found 12/1$221
This Frontier deal was found by Cheapflights users on 12/3. 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.
Mon 12/226:10 amTTN - SJU
1 stop13h 17mFrontier
Thu 1/154:06 pmSJU - TTN
1 stop8h 33mFrontier
Deal found 12/3$231
This Super.com deal was found by Cheapflights users on 12/1. 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 12/115:58 pmTTN - SJU
1 stop7h 52mFrontier
Thu 12/185:09 pmSJU - TTN
1 stop7h 50mFrontier
Deal found 12/1$237
This Frontier deal was found by Cheapflights users on 12/1. 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.
Mon 12/85:58 pmTTN - SJU
1 stop7h 52mFrontier
Thu 12/115:09 pmSJU - TTN
1 stop7h 50mFrontier
Deal found 12/1$238
This CheapOair deal was found by Cheapflights users on 12/3. 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.
Mon 12/229:21 pmTTN - SJU
1 stop11h 02mFrontier
Thu 12/2510:33 amSJU - TTN
1 stop11h 41mFrontier
Deal found 12/3$239
This Frontier deal was found by Cheapflights users on 12/1. 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.
Mon 12/299:21 pmTTN - SJU
1 stop11h 02mFrontier
Tue 1/138:57 amSJU - TTN
1 stop13h 47mFrontier
Deal found 12/1$243
This CheapOair deal was found by Cheapflights users on 12/2. 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.
Mon 12/299:21 pmTTN - SJU
1 stop11h 02mFrontier
Mon 1/126:30 amSJU - TTN
1 stop18h 29mFrontier
Deal found 12/2$244
This Frontier deal was found by Cheapflights users on 12/1. 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 12/65:58 pmTTN - SJU
1 stop7h 52mFrontier
Mon 12/811:05 amSJU - TTN
1 stop6h 58mFrontier
Deal found 12/1$252
This CheapOair deal was found by Cheapflights users on 12/1. 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 12/66:10 amTTN - SJU
1 stop26h 45mFrontier
Sat 12/1311:05 amSJU - TTN
1 stop6h 58mFrontier
Deal found 12/1$253
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 12/249:59 pmTTN - PUJ
1 stop15h 10mMultiple Airlines
Sun 12/283:21 pmPUJ - TTN
2 stops33h 38mMultiple Airlines
Deal found 12/2$505
This Frontier deal was found by Cheapflights users on 12/2. 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 12/189:59 pmTTN - PUJ
2 stops15h 30mFrontier
Sat 12/2711:45 amPUJ - TTN
2 stops13h 14mFrontier
Deal found 12/2$920

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 December 3, 2025.

Round-trip from

$180
(Mytrip)

One-way from

$89
(Super.com)

Popular in

December

Cheapest in

March

Average price

$365
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. 7% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 3, 2025.
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

Thu 1/22

12:04 pm-10:24 am

1 stop21h 20m

San Juan Luis Munoz Marin Intl

Mon 1/26

4:36 pm-2:26 pm

1 stop22h 50m

$180

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 1/24

12:04 pm-11:59 pm

1 stop10h 55m

San Juan Luis Munoz Marin Intl

Sat 1/31

8:00 am-7:24 pm

1 stop12h 24m

$180

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 1/22

12:04 pm-11:59 pm

1 stop10h 55m

San Juan Luis Munoz Marin Intl

Sat 1/31

8:00 am-7:24 pm

1 stop12h 24m

$180

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 2/7

12:04 pm-11:59 pm

1 stop10h 55m

San Juan Luis Munoz Marin Intl

Wed 2/11

11:05 am-10:02 pm

1 stop11h 57m

$180

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 1/31

12:04 pm-11:59 pm

1 stop10h 55m

San Juan Luis Munoz Marin Intl

Sat 2/7

8:00 am-7:24 pm

1 stop12h 24m

$180

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Tue 1/27

3:21 pm-11:59 pm

1 stop7h 38m

San Juan Luis Munoz Marin Intl

Sat 1/31

8:00 am-7:24 pm

1 stop12h 24m

$180

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 2/26

9:59 pm-9:55 am

1 stop10h 56m

San Juan Luis Munoz Marin Intl

Mon 3/2

11:05 am-9:04 pm

1 stop10h 59m

$180

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 2/5

8:38 pm-10:24 am

1 stop12h 46m

San Juan Luis Munoz Marin Intl

Sat 2/14

7:00 am-6:18 pm

1 stop12h 18m

$180

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 2/28

8:10 am-2:50 am

1 stop17h 40m

San Juan Luis Munoz Marin Intl

Thu 3/5

9:37 pm-11:59 pm

1 stop27h 22m

$181

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Tue 2/24

8:10 am-9:55 am

1 stop24h 45m

San Juan Luis Munoz Marin Intl

Tue 3/3

7:00 am-10:02 pm

1 stop16h 02m

$181

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 31 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, March is the cheapest month in which you can book a flight from Trenton, New Jersey to Caribbean Islands (average of $78). 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.

What is the cheapest time of day to fly from TTN to EPX?

Find hourly flight availability from Trenton to Caribbean Islands. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 3, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 57% on flights from Trenton, New Jersey to Caribbean Islands by exploring options for tickets at noon.

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 December 3, 2025.
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
5.8
Fair
3,093 reviews

Food

4.6

Crew

6.6

Overall

5.8

Entertainment

4.4

Comfort

5.5

Boarding

6.0

Reviews

1 / 20
4.0
Okay

Chase,Nov 2025

SLC - SEA

Worst part was not frontiers fault but being stuck on the tarmac for an hour at our arrival destination because of another planes issue and the lack of clear communication (said from the pilot himself)
Frontier
5.8
Fair
3,093 reviews
Frontier
5.8
Fair
3,093 reviews

Food

4.6

Crew

6.6

Overall

5.8

Entertainment

4.4

Comfort

5.5

Boarding

6.0

Reviews

1 / 20
4.0
Okay

Chase,Nov 2025

SLC - SEA

Worst part was not frontiers fault but being stuck on the tarmac for an hour at our arrival destination because of another planes issue and the lack of clear communication (said from the pilot himself)

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 21h 20m. 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 - Nassau Intl or Trenton-Mercer - Punta Cana, 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, March is the cheapest month in which you can book a flight from Trenton, New Jersey to Caribbean Islands (average of $78). 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.

See more FAQs

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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 December 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$119Average$280FlexibilityNo cancel feeOn-time62%

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