What is the cheapest airline that flies from Trenton-Mercer to Caribbean?

Frontier is the most popular carrier operating from Trenton-Mercer to Caribbean

What airlines fly to Caribbean?

JetBlue, Frontier and United Airlines are the top three most popular airlines that fly to Caribbean from Trenton, New Jersey according to our data. JetBlue is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Caribbean. Keep in mind that there are 15 different airlines that fly to Caribbean on a routine basis, so you have a few additional options to choose from.

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

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

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

There is 1 operator available for flights from Trenton-Mercer Airport to Caribbean as of November 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Trenton-Mercer Airport to Caribbean.

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

The necessary travel and health documents for your Caribbean 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.

$69 Cheap Flights from Trenton to Caribbean in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Trenton, New Jersey to Caribbean

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:59 pm - 9:55 amTTN-SJU

10h 56m1 stop

11:05 am - 11:59 pmSJU-TTN

13h 54m1 stop

$138Frontier

Find Deal

Thu, Jan 29 - Mon, Feb 2

8:03 pm - 12:45 amTTN-SJU

27h 42m1 stop

9:37 pm - 12:01 amSJU-TTN

27h 24m1 stop

$153Frontier

Find Deal

Thu, Jan 8 - Wed, Jan 14

9:59 pm - 9:55 amTTN-SJU

10h 56m1 stop

3:55 am - 11:59 pmSJU-TTN

21h 04m1 stop

$154Frontier

Find Deal

Sun, Feb 1 - Sat, Feb 7

6:00 am - 2:54 amTTN-SJU

19h 54m1 stop

6:52 pm - 10:19 amSJU-TTN

16h 27m1 stop

$168Frontier

Find Deal

Mon, Nov 17 - Thu, Nov 20

8:10 am - 9:55 amTTN-SJU

24h 45m1 stop

3:55 am - 11:59 pmSJU-TTN

21h 04m1 stop

$211Frontier

Find Deal

Tue, Feb 3 - Sat, Feb 7

8:00 am - 8:24 pmTTN-SJU

11h 24m1 stop

11:05 am - 10:02 pmSJU-TTN

11h 57m1 stop

$226Frontier

Find Deal

Wed, Jan 14 - Tue, Jan 27

8:10 am - 2:50 amTTN-SJU

17h 40m1 stop

3:55 am - 11:59 pmSJU-TTN

21h 04m1 stop

$227Frontier

Find Deal

Wed, Feb 25 - Sat, Feb 28

6:20 pm - 11:19 amTTN-SJU

15h 59m1 stop

6:52 pm - 10:19 amSJU-TTN

16h 27m1 stop

$234Frontier

Find Deal

Mon, Nov 17 - Mon, Nov 24

6:00 am - 4:25 pmTTN-NAS

10h 25m1 stop

12:00 pm - 5:49 pmNAS-TTN

29h 49m2 stops

$615Multiple Airlines

Find Deal

Sun, Nov 16 - Wed, Nov 19

6:00 am - 4:25 pmTTN-NAS

10h 25m1 stop

12:00 pm - 11:49 amNAS-TTN

23h 49m1 stop

$684Multiple Airlines

Find Deal

Sun, Nov 16 - Wed, Nov 19

Frontier flights from Trenton, New Jersey to Caribbean

Our best Frontier deals on Trenton, New Jersey to Caribbean flight tickets

Frontier

Jan 29

TTN9:59 pmTrenton-Mercer

10h 56m

1 stop

SJU9:55 amSan Juan Luis Munoz Marin Intl

Feb 2

SJU11:05 amSan Juan Luis Munoz Marin Intl

13h 54m

1 stop

TTN11:59 pmTrenton-Mercer

$138

Find similar

Frontier

Jan 8

TTN8:03 pmTrenton-Mercer

27h 42m

1 stop

SJU12:45 amSan Juan Luis Munoz Marin Intl

Jan 14

SJU9:37 pmSan Juan Luis Munoz Marin Intl

27h 24m

1 stop

TTN12:01 amTrenton-Mercer

$153

Find similar

Frontier

Feb 1

TTN9:59 pmTrenton-Mercer

10h 56m

1 stop

SJU9:55 amSan Juan Luis Munoz Marin Intl

Feb 7

SJU3:55 amSan Juan Luis Munoz Marin Intl

21h 04m

1 stop

TTN11:59 pmTrenton-Mercer

$154

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Trenton, New Jersey to Caribbean that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 1/29

9:59 pm-9:55 am

1 stop10h 56m

San Juan Luis Munoz Marin Intl

Mon 2/2

11:05 am-11:59 pm

1 stop13h 54m

$138

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 1/8

8:03 pm-12:45 am

1 stop27h 42m

San Juan Luis Munoz Marin Intl

Wed 1/14

9:37 pm-12:01 am

1 stop27h 24m

$153

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sun 2/1

9:59 pm-9:55 am

1 stop10h 56m

San Juan Luis Munoz Marin Intl

Sat 2/7

3:55 am-11:59 pm

1 stop21h 04m

$154

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Mon 11/17

6:00 am-2:54 am

1 stop19h 54m

San Juan Luis Munoz Marin Intl

Thu 11/20

6:52 pm-10:19 am

1 stop16h 27m

$168

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Tue 2/3

8:10 am-9:55 am

1 stop24h 45m

San Juan Luis Munoz Marin Intl

Sat 2/7

3:55 am-11:59 pm

1 stop21h 04m

$211

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Wed 1/14

8:00 am-8:24 pm

1 stop11h 24m

San Juan Luis Munoz Marin Intl

Tue 1/27

11:05 am-10:02 pm

1 stop11h 57m

$226

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Wed 2/25

8:10 am-2:50 am

1 stop17h 40m

San Juan Luis Munoz Marin Intl

Sat 2/28

3:55 am-11:59 pm

1 stop21h 04m

$227

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Mon 11/17

6:20 pm-11:19 am

1 stop15h 59m

San Juan Luis Munoz Marin Intl

Mon 11/24

6:52 pm-10:19 am

1 stop16h 27m

$234

TrentonNassau

TTN - NAS

TTNNAS

Trenton-Mercer

Sun 11/16

6:00 am-4:25 pm

1 stop10h 25m

Nassau Intl

Wed 11/19

12:00 pm-5:49 pm

2 stops29h 49m

$615

TrentonNassau

TTN - NAS

TTNNAS

Trenton-Mercer

Sun 11/16

6:00 am-4:25 pm

1 stop10h 25m

Nassau Intl

Wed 11/19

12:00 pm-11:49 am

1 stop23h 49m

$684

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

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

The cheapest day to depart from Trenton, New Jersey to Caribbean is on a Wednesday when prices can be found 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.

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

In the evening is the cheapest time of day to fly from Trenton, New Jersey to Caribbean when you can find flight prices for as low as $244. Flying to Caribbean in the evening is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $290.

Cheap Trenton, New Jersey to Caribbean flight deals and tips

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

Direct flights	None

There are no direct flights from Trenton, New Jersey to Caribbean. There are no popular flight routes from Trenton, New Jersey to Caribbean.

Search flight deals

When did momondo last update prices for flights from Trenton-Mercer Airport to Caribbean?
Prices for flights from Trenton-Mercer Airport to Caribbean are refreshed on a daily basis.
How many operators does momondo search for flights from Trenton-Mercer Airport to Caribbean?
There is 1 operator available for flights from Trenton-Mercer Airport to Caribbean as of November 2025.
How old do you have to be to fly from Trenton-Mercer Airport to Caribbean?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Trenton-Mercer Airport to Caribbean.
What documentation or ID do you need to fly to Caribbean?
The necessary travel and health documents for your Caribbean 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.

Best airlines flying from Trenton, New Jersey to Caribbean

Compare and see reviews for airlines that fly from Trenton, New Jersey to Caribbean with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $119	Free Cancellation	Rating 5.8 3,116 reviews		Search Frontier flights

Why use momondo?

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

Finding the right flight to Caribbean from Trenton is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Caribbean quick and easy, saving you time and money.

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

Yes. All flights to Caribbean from Trenton on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Trenton to Caribbean flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Trenton to Caribbean now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Caribbean and let you know when they change.