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$89+ 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — SJU
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap 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 December 4, 2025.

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 Frontier deal was found by Cheapflights users on 12/4. 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 12/185:09 pmSJU - TTN
1 stop7h 50mFrontier
Deal found 12/4$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 CheapOair deal was found by Cheapflights users on 12/4. 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 12/156:10 amTTN - SJU
1 stop19h 40mFrontier
Sun 12/213:55 amSJU - TTN
1 stop21h 04mFrontier
Deal found 12/4$244
This Super.com 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 Super.com 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
Sat 12/1311:05 amSJU - TTN
1 stop13h 54mFrontier
Deal found 12/3$252
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:58 pmTTN - SJU
1 stop7h 52mFrontier
Thu 12/185:09 pmSJU - TTN
1 stop7h 50mFrontier
Deal found 12/2$257
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.
Sat 12/135:58 pmTTN - SJU
1 stop7h 52mFrontier
Sat 12/2010:28 amSJU - TTN
1 stop6h 50mFrontier
Deal found 12/3$259
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.
Thu 12/189:59 pmTTN - SJU
1 stop10h 24mFrontier
Thu 1/154:06 pmSJU - TTN
1 stop8h 33mFrontier
Deal found 12/3$263
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.
Thu 12/189:59 pmTTN - SJU
1 stop22h 23mFrontier
Sun 12/213:55 amSJU - TTN
1 stop21h 04mFrontier
Deal found 12/3$264
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 12/299:21 pmTTN - SJU
1 stop11h 02mFrontier
Wed 1/218:00 amSJU - TTN
1 stop7h 26mFrontier
Deal found 12/3$265
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 12/229:21 pmTTN - SJU
1 stop11h 02mFrontier
Sun 1/114:07 pmSJU - TTN
1 stop8h 52mFrontier
Deal found 12/3$266
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.
Mon 12/155:58 pmTTN - SJU
1 stop7h 52mFrontier
Fri 12/1910:08 amSJU - TTN
1 stop9h 08mFrontier
Deal found 12/2$267

Find flight deals from Trenton to Caribbean

Keep the following information in mind while searching for Trenton to Caribbean flight deals. Data was last updated December 4, 2025.

Round-trip from

$180
(Frontier)

One-way from

$89
(Super.com)

Popular in

December

Cheapest in

March

Average price

$365
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 ($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 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 4, 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

Wed 1/21

3:21 pm-3:26 pm

1 stop23h 05m

San Juan Luis Munoz Marin Intl

Tue 1/27

4:36 pm-2:26 pm

1 stop22h 50m

$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

Sat 3/7

5:13 pm-12:54 am

1 stop6h 41m

San Juan Luis Munoz Marin Intl

Wed 3/11

4:09 pm-11:59 pm

1 stop7h 50m

$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 1/22

8:38 pm-11:59 pm

1 stop26h 21m

San Juan Luis Munoz Marin Intl

Tue 1/27

4:36 pm-2:26 pm

1 stop22h 50m

$180

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Wed 3/4

8:10 am-10:46 pm

1 stop13h 36m

San Juan Luis Munoz Marin Intl

Wed 3/11

4:09 pm-11:59 pm

1 stop7h 50m

$180

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 1/22

8:38 pm-3:26 pm

1 stop17h 48m

San Juan Luis Munoz Marin Intl

Mon 1/26

4:36 pm-2:26 pm

1 stop22h 50m

$181

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 2/28

7:13 pm-2:50 am

1 stop6h 37m

San Juan Luis Munoz Marin Intl

Mon 3/9

4:09 pm-11:59 pm

1 stop7h 50m

$181

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Wed 3/4

8:10 am-10:46 pm

1 stop13h 36m

San Juan Luis Munoz Marin Intl

Mon 3/9

2:55 am-11:59 pm

1 stop21h 04m

$181

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Mon 3/9

5:13 pm-11:54 pm

1 stop6h 41m

San Juan Luis Munoz Marin Intl

Wed 4/8

3:55 am-11:59 pm

1 stop20h 04m

$181

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 33 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 December 4, 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 December 4, 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
3,092 reviews

Food

4.6

Overall

5.8

Crew

6.6

Entertainment

4.4

Boarding

6.0

Comfort

5.5

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
3,092 reviews
Frontier
5.8
Fair
3,092 reviews

Food

4.6

Overall

5.8

Crew

6.6

Entertainment

4.4

Boarding

6.0

Comfort

5.5

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. 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 23h 05m. 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 - Nassau Intl and Trenton-Mercer - Punta Cana.

  • 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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See prices for flight routes from nearby airports that may be better suited for you.
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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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$119Average$280FlexibilityNo cancel feeOn-time62%

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