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Cheap flights from Trenton, New Jersey to Puerto Rico from $87

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 Puerto Rico departing on 1/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Trenton, New Jersey to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
3:21 pm - 11:59 pm
TTN
-
SJU
7h 38m1 stop
Frontier Logo
5:25 pm - 11:39 pm
SJU
-
TTN
7h 14m1 stop
$174Frontier
Tue, Feb 3 - Wed, Feb 25
Frontier Logo
8:19 pm - 1:08 am
TTN
-
SJU
27h 49m1 stop
Frontier Logo
3:53 am - 11:39 pm
SJU
-
TTN
20h 46m1 stop
$175Frontier
Sat, Feb 7 - Mon, Feb 9
Frontier Logo
8:55 am - 7:06 pm
TTN
-
SJU
10h 11m1 stop
Frontier Logo
10:04 am - 11:59 pm
SJU
-
TTN
13h 55m1 stop
$176Frontier
Sat, Mar 21 - Wed, Mar 25
Frontier Logo
3:04 pm - 10:27 am
TTN
-
SJU
18h 23m1 stop
Frontier Logo
6:30 am - 11:59 pm
SJU
-
TTN
17h 29m1 stop
$177Frontier
Sat, Mar 7 - Wed, Mar 11
Frontier Logo
8:19 pm - 9:54 am
TTN
-
SJU
12h 35m1 stop
Frontier Logo
3:53 am - 9:46 am
SJU
-
TTN
6h 53m1 stop
$178Frontier
Sat, Jan 31 - Wed, Feb 11
Frontier Logo
8:19 pm - 1:22 pm
TTN
-
SJU
16h 03m1 stop
Frontier Logo
7:54 pm - 3:20 pm
SJU
-
TTN
20h 26m1 stop
$179Frontier
Sat, Feb 7 - Sat, Feb 14
Frontier Logo
6:56 pm - 2:53 am
TTN
-
SJU
6h 57m1 stop
Frontier Logo
6:30 am - 11:59 pm
SJU
-
TTN
17h 29m1 stop
$180Frontier
Sat, Feb 28 - Wed, Mar 11
Frontier Logo
3:21 pm - 11:59 pm
TTN
-
SJU
7h 38m1 stop
Frontier Logo
5:25 pm - 11:39 pm
SJU
-
TTN
7h 14m1 stop
$182Frontier
Wed, Feb 4 - Tue, Feb 10
Frontier Logo
12:04 pm - 9:54 am
TTN
-
SJU
20h 50m1 stop
Frontier Logo
4:36 pm - 2:26 pm
SJU
-
TTN
22h 50m1 stop
$183Frontier
Sat, Jan 24 - Tue, Jan 27
Frontier Logo
8:00 am - 6:59 pm
TTN
-
SJU
9h 59m1 stop
Frontier Logo
5:25 pm - 7:47 am
SJU
-
TTN
15h 22m1 stop
$184Frontier
Sat, Feb 21 - Sat, Feb 28

Frontier flights from Trenton, New Jersey to Puerto Rico

Our best Frontier deals on Trenton, New Jersey to Puerto Rico flight tickets
Frontier
Feb 3
TTN3:21 pmTrenton-Mercer
7h 38m
1 stop
SJU11:59 pmSan Juan Luis Munoz Marin Intl
Feb 25
SJU5:25 pmSan Juan Luis Munoz Marin Intl
7h 14m
1 stop
TTN11:39 pmTrenton-Mercer
$174
Frontier
Feb 7
TTN8:19 pmTrenton-Mercer
27h 49m
1 stop
SJU1:08 amSan Juan Luis Munoz Marin Intl
Feb 9
SJU3:53 amSan Juan Luis Munoz Marin Intl
20h 46m
1 stop
TTN11:39 pmTrenton-Mercer
$175
Frontier
Mar 21
TTN8:55 amTrenton-Mercer
10h 11m
1 stop
SJU7:06 pmSan Juan Luis Munoz Marin Intl
Mar 25
SJU10:04 amSan Juan Luis Munoz Marin Intl
13h 55m
1 stop
TTN11:59 pmTrenton-Mercer
$176

momondo Fare Finder

 
Customize your flight search to find flights from Trenton, New Jersey to Puerto Rico 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 January 11, 2026.
Use the filters below to find and compare flights from Trenton, New Jersey to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Tue 2/3

3:21 pm-11:59 pm

1 stop7h 38m

San Juan Luis Munoz Marin Intl

Wed 2/25

5:25 pm-11:39 pm

1 stop7h 14m

$174

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 2/7

8:19 pm-1:08 am

1 stop27h 49m

San Juan Luis Munoz Marin Intl

Mon 2/9

3:53 am-11:39 pm

1 stop20h 46m

$175

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 3/21

8:55 am-7:06 pm

1 stop10h 11m

San Juan Luis Munoz Marin Intl

Wed 3/25

10:04 am-11:59 pm

1 stop13h 55m

$176

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 3/7

3:04 pm-10:27 am

1 stop18h 23m

San Juan Luis Munoz Marin Intl

Wed 3/11

6:30 am-11:59 pm

1 stop17h 29m

$177

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 1/31

8:19 pm-9:54 am

1 stop12h 35m

San Juan Luis Munoz Marin Intl

Wed 2/11

3:53 am-9:46 am

1 stop6h 53m

$178

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 2/7

8:19 pm-1:22 pm

1 stop16h 03m

San Juan Luis Munoz Marin Intl

Sat 2/14

7:54 pm-3:20 pm

1 stop20h 26m

$179

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 2/28

6:56 pm-2:53 am

1 stop6h 57m

San Juan Luis Munoz Marin Intl

Wed 3/11

6:30 am-11:59 pm

1 stop17h 29m

$180

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Wed 2/4

3:21 pm-11:59 pm

1 stop7h 38m

San Juan Luis Munoz Marin Intl

Tue 2/10

5:25 pm-11:39 pm

1 stop7h 14m

$182

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 1/24

12:04 pm-9:54 am

1 stop20h 50m

San Juan Luis Munoz Marin Intl

Tue 1/27

4:36 pm-2:26 pm

1 stop22h 50m

$183

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 2/21

8:00 am-6:59 pm

1 stop9h 59m

San Juan Luis Munoz Marin Intl

Sat 2/28

5:25 pm-7:47 am

1 stop15h 22m

$184

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 Puerto Rico from

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

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 airline that flies from Trenton-Mercer to Puerto Rico?

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

What airlines fly to Puerto Rico?

Frontier, JetBlue and United Airlines are the top three most popular airlines that fly to Puerto Rico from Trenton, New Jersey according to our data. Frontier is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Puerto Rico. Keep in mind that there are 8 different airlines that fly to Puerto Rico on a routine basis, so you have a few additional options to choose from.

Cheap Trenton, New Jersey to Puerto Rico flight deals and tips

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

Fastest flight time

6h 41m

Direct flights

None
The fastest flight from Trenton, New Jersey to Puerto Rico takes 6h 41m
There are no direct flights from Trenton, New Jersey to Puerto Rico. There are no popular flight routes from Trenton, New Jersey to Puerto Rico.
Search flight deals

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

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

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

  • How old do you have to be to fly from Trenton-Mercer Airport to Puerto Rico?

    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 Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The necessary travel and health documents for your Puerto Rico 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 Puerto Rico

Compare and see reviews for airlines that fly from Trenton, New Jersey to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $168Free CancellationRating
5.7
3,058 reviews
Search Frontier flights

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Puerto Rico from Trenton with this policy.

How can momondo help me find flights from Trenton to Puerto Rico?

Once all potential Trenton to Puerto Rico flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Puerto Rico from Trenton. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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