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Cheap flights from Trenton, New Jersey to Caribbean Islands from $125

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Trenton, New Jersey to Caribbean Islands departing on 10/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Trenton, New Jersey to Caribbean Islands

Cheap round-trip flights

Frontier Logo
11:45 am - 11:59 pmTTN-SJU
12h 14m1 stop
Frontier Logo
3:39 am - 11:00 amSJU-TTN
7h 21m1 stop
$247Frontier
Find Deal
Fri, Sep 26 - Fri, Sep 26
Frontier Logo
9:00 am - 3:32 pmTTN-SJU
6h 32m1 stop
Frontier Logo
3:40 am - 10:14 amSJU-TTN
6h 34m1 stop
$249Frontier
Find Deal
Thu, Oct 9 - Sat, Oct 18
Frontier Logo
11:45 am - 11:59 pmTTN-SJU
12h 14m1 stop
Frontier Logo
3:39 am - 11:00 amSJU-TTN
7h 21m1 stop
$252Frontier
Find Deal
Fri, Sep 26 - Wed, Oct 1
Frontier Logo
6:00 am - 2:30 amTTN-SJU
20h 30m1 stop
Frontier Logo
4:16 pm - 9:24 amSJU-TTN
17h 08m1 stop
$254Frontier
Find Deal
Fri, Oct 10 - Thu, Oct 16
Frontier Logo
6:00 am - 2:30 amTTN-SJU
20h 30m1 stop
Frontier Logo
7:30 am - 10:13 amSJU-TTN
26h 43m1 stop
$255Frontier
Find Deal
Thu, Oct 23 - Thu, Oct 30
Frontier Logo
4:25 pm - 2:30 amTTN-SJU
10h 05m1 stop
Frontier Logo
6:22 am - 11:59 pmSJU-TTN
17h 37m2 stops
$259Frontier
Find Deal
Thu, Oct 16 - Sat, Oct 18
Frontier Logo
9:00 am - 3:32 pmTTN-SJU
6h 32m1 stop
Frontier Logo
3:40 am - 10:14 amSJU-TTN
6h 34m1 stop
$268Frontier
Find Deal
Thu, Oct 9 - Sat, Oct 11
Frontier Logo
11:08 am - 2:42 pmTTN-SJU
27h 34m1 stop
Frontier Logo
12:29 pm - 3:32 pmSJU-TTN
28h 03m1 stop
$270Frontier
Find Deal
Fri, Oct 31 - Wed, Nov 5
Multiple Airlines Logo
11:45 am - 11:59 pmTTN-SJU
12h 14m1 stop
Multiple Airlines Logo
3:19 pm - 9:32 amSJU-TTN
18h 13m2 stops
$342Multiple Airlines
Find Deal
Fri, Oct 3 - Sat, Oct 4
Multiple Airlines Logo
12:30 pm - 9:56 amTTN-SJU
21h 26m2 stops
Multiple Airlines Logo
3:19 pm - 11:00 amSJU-TTN
19h 41m1 stop
$397Multiple Airlines
Find Deal
Mon, Sep 29 - Fri, Oct 3

Frontier flights from Trenton, New Jersey to Caribbean Islands

Our best Frontier deals on Trenton, New Jersey to Caribbean Islands flight tickets
Frontier
Sep 26
TTN11:45 amTrenton-Mercer
12h 14m
1 stop
SJU11:59 pmSan Juan Luis Munoz Marin Intl
Sep 26
SJU3:39 amSan Juan Luis Munoz Marin Intl
7h 21m
1 stop
TTN11:00 amTrenton-Mercer
$247
Find similar
Frontier
Sep 18
TTN4:57 pmTrenton-Mercer
7h 02m
1 stop
SJU11:59 pmSan Juan Luis Munoz Marin Intl
Sep 24
SJU3:39 amSan Juan Luis Munoz Marin Intl
7h 21m
1 stop
TTN11:00 amTrenton-Mercer
$249
Find similar
Frontier
Sep 26
TTN11:45 amTrenton-Mercer
12h 14m
1 stop
SJU11:59 pmSan Juan Luis Munoz Marin Intl
Oct 1
SJU3:39 amSan Juan Luis Munoz Marin Intl
7h 21m
1 stop
TTN11:00 amTrenton-Mercer
$252
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Trenton, New Jersey 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, momondo users made 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Trenton, New Jersey to Caribbean Islands that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 9/26

11:45 am-11:59 pm

1 stop12h 14m

San Juan Luis Munoz Marin Intl

Fri 9/26

3:39 am-11:00 am

1 stop7h 21m

$247

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 10/9

9:00 am-3:32 pm

1 stop6h 32m

San Juan Luis Munoz Marin Intl

Sat 10/18

3:40 am-10:14 am

1 stop6h 34m

$249

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 9/26

11:45 am-11:59 pm

1 stop12h 14m

San Juan Luis Munoz Marin Intl

Wed 10/1

3:39 am-11:00 am

1 stop7h 21m

$252

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 10/10

6:00 am-2:30 am

1 stop20h 30m

San Juan Luis Munoz Marin Intl

Thu 10/16

4:16 pm-9:24 am

1 stop17h 08m

$254

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 10/23

6:00 am-2:30 am

1 stop20h 30m

San Juan Luis Munoz Marin Intl

Thu 10/30

7:30 am-10:13 am

1 stop26h 43m

$255

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 10/16

4:25 pm-2:30 am

1 stop10h 05m

San Juan Luis Munoz Marin Intl

Sat 10/18

6:22 am-11:59 pm

2 stops17h 37m

$259

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 10/9

9:00 am-3:32 pm

1 stop6h 32m

San Juan Luis Munoz Marin Intl

Sat 10/11

3:40 am-10:14 am

1 stop6h 34m

$268

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 10/31

11:08 am-2:42 pm

1 stop27h 34m

San Juan Luis Munoz Marin Intl

Wed 11/5

12:29 pm-3:32 pm

1 stop28h 03m

$270

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 10/3

11:45 am-11:59 pm

1 stop12h 14m

San Juan Luis Munoz Marin Intl

Sat 10/4

3:19 pm-9:32 am

2 stops18h 13m

$342

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Mon 9/29

12:30 pm-9:56 am

2 stops21h 26m

San Juan Luis Munoz Marin Intl

Fri 10/3

3:19 pm-11:00 am

1 stop19h 41m

$397

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Caribbean Islands from

How to get the cheapest flight ticket from Trenton, New Jersey to Caribbean Islands

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Caribbean Islands?

The cheapest day to depart from Trenton, New Jersey to Caribbean Islands is on a Wednesday. Travelers who choose to depart for Caribbean Islands on a Wednesday will often find tickets for as low as $214. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $353. These prices are subject to change though, so be sure to set up a Price Alert for flights to Caribbean Islands.

What is the cheapest time of day to depart on your flight to Caribbean Islands?

According to our data, the cheapest time of day to fly to Caribbean Islands is in the evening. momondo users have found flights departing from Trenton, New Jersey to Caribbean Islands in the evening for as low as $244. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $290. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Trenton, New Jersey to Caribbean Islands flights?

No. A direct flight is the cheapest option for a flight between Trenton, New Jersey to Caribbean Islands.

Cheap Trenton, New Jersey to Caribbean Islands flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Trenton, New Jersey to Caribbean Islands

Direct flights

None
There are no direct flights from Trenton, New Jersey to Caribbean Islands. There are no popular flight routes from Trenton, New Jersey to Caribbean Islands.
Search flight deals

  • When did momondo last update prices for flights from Trenton-Mercer Airport to Caribbean Islands?

    Prices for flights from Trenton-Mercer Airport to Caribbean Islands are refreshed on a daily basis.

  • How many operators does momondo search for flights from Trenton-Mercer Airport to Caribbean Islands?

  • How old do you have to be to fly from Trenton-Mercer Airport to Caribbean Islands?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Trenton-Mercer Airport to Caribbean Islands.

  • What documentation or ID do you need to fly to Caribbean Islands?

    The necessary travel and health documents for your Caribbean Islands trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Trenton, New Jersey to Caribbean Islands?

Best airlines flying from Trenton, New Jersey to Caribbean Islands

Compare and see reviews for airlines that fly from Trenton, New Jersey to Caribbean Islands with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $117Free CancellationRating
5.8
3,174 reviews
Search Frontier flights

Why use momondo?

Why should I use momondo to find a flight deal from Trenton to Caribbean Islands?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Trenton to Caribbean Islands. momondo saves you time and could save you money on your trip.

Can I find flights from Trenton to Caribbean Islands with flexible booking policies on momondo?

All flight searches from Trenton to Caribbean Islands on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Trenton to Caribbean Islands?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Caribbean Islands from Trenton.

I’m not ready to book a flight from Trenton to Caribbean Islands right now. Can momondo alert me if prices change?

Price alerts on flights to Caribbean Islands from Trenton are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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