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Trenton

$125+ Cheap flights from Puerto Rico to Trenton, NJ (TTN)

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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — TTN
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Puerto Rico to Trenton

Keep the following information in mind while searching for Puerto Rico to Trenton flight deals. Data was last updated September 15, 2025.

Round-trip from

$252
(Mytrip)

One-way from

$125
(Cheapflightsfares)

Popular in

August

Cheapest in

February

Average price

$216
From Puerto Rico to Trenton-Mercer
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One-way flight from Puerto Rico to Trenton-Mercer
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Highest demand for flights based on searches. 10% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Puerto Rico to Trenton

Cheapest flights from Puerto Rico to Trenton
Explore the most affordable flight options available from Puerto Rico to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Mytrip deal was found by Cheapflights users on 9/14. 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.
Thu 10/234:16 pmSJU - TTN
1 stop17h 08mFrontier
Mon 10/2710:19 amTTN - SJU
1 stop13h 10mFrontier
Deal found 9/14$252
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/153:40 amSJU - TTN
1 stop6h 34mFrontier
Mon 10/2010:19 amTTN - SJU
1 stop13h 10mFrontier
Deal found 9/15$255
This Mytrip deal was found by Cheapflights users on 9/13. 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.
Thu 9/188:00 amSJU - TTN
1 stop28h 15mFrontier
Sun 9/214:57 pmTTN - SJU
1 stop9h 37mFrontier
Deal found 9/13$261
This Mytrip deal was found by Cheapflights users on 9/13. 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.
Fri 9/263:39 amSJU - TTN
1 stop7h 21mFrontier
Sat 10/411:45 amTTN - SJU
1 stop12h 14mFrontier
Deal found 9/13$268
This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/258:00 amSJU - TTN
1 stop28h 15mFrontier
Sun 9/284:57 pmTTN - SJU
1 stop9h 37mFrontier
Deal found 9/13$271
This Frontier deal was found by Cheapflights users on 9/14. 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.
Fri 12/1211:05 amSJU - TTN
1 stop8h 32mFrontier
Mon 12/1512:45 pmTTN - SJU
1 stop13h 05mFrontier
Deal found 9/14$284
This Mytrip deal was found by Cheapflights users on 9/14. 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.
Wed 10/83:40 amSJU - TTN
1 stop6h 34mFrontier
Sun 10/124:25 pmTTN - SJU
1 stop10h 05mFrontier
Deal found 9/14$285
This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/204:42 pmSJU - TTN
1 stop18h 18mFrontier
Mon 9/2211:45 amTTN - SJU
1 stop12h 14mFrontier
Deal found 9/14$287
This CheapOair deal was found by Cheapflights users on 9/14. 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 9/183:39 amSJU - TTN
1 stop7h 21mFrontier
Sun 9/214:57 pmTTN - SJU
1 stop7h 02mFrontier
Deal found 9/14$308
This Booking.com deal was found by Cheapflights users on 9/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/183:39 amSJU - TTN
1 stop7h 21mFrontier
Mon 9/2211:45 amTTN - SJU
1 stop12h 14mFrontier
Deal found 9/14$310

Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Rico to Trenton 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 September 15, 2025.
Use the filters below to find and compare flights from Puerto Rico to Trenton that are best for you.

Fly from

Puerto Rico

Fly to

Trenton

Route

Depart

Return

Price

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Thu 10/23

4:16 pm-9:24 am

1 stop17h 08m

Trenton-Mercer

Mon 10/27

10:19 am-11:29 pm

1 stop13h 10m

$252

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Thu 10/23

4:16 pm-9:24 am

1 stop17h 08m

Trenton-Mercer

Thu 10/30

4:27 pm-1:54 am

1 stop9h 27m

$252

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Thu 11/13

7:30 am-10:13 am

1 stop27h 43m

Trenton-Mercer

Mon 11/17

6:20 pm-11:19 am

1 stop15h 59m

$255

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Thu 9/25

8:00 am-12:15 pm

1 stop28h 15m

Trenton-Mercer

Sun 9/28

4:57 pm-2:34 am

1 stop9h 37m

$271

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Sat 10/18

2:17 pm-11:59 pm

1 stop9h 42m

Trenton-Mercer

Sun 10/19

6:00 am-3:32 pm

1 stop9h 32m

$271

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Thu 12/4

3:55 am-11:50 am

1 stop8h 55m

Trenton-Mercer

Mon 12/8

12:45 pm-2:50 am

1 stop13h 05m

$284

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Fri 12/12

3:55 am-11:50 am

1 stop8h 55m

Trenton-Mercer

Mon 12/15

12:45 pm-2:50 am

1 stop13h 05m

$284

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Sat 12/6

11:05 am-6:37 pm

1 stop8h 32m

Trenton-Mercer

Sun 12/14

12:45 pm-2:50 am

1 stop13h 05m

$284

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Fri 12/12

11:05 am-6:37 pm

1 stop8h 32m

Trenton-Mercer

Mon 12/15

12:45 pm-2:50 am

1 stop13h 05m

$284

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Wed 10/8

3:40 am-10:14 am

1 stop6h 34m

Trenton-Mercer

Sun 10/12

4:25 pm-2:30 am

1 stop10h 05m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 19 results
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Best time to book a flight from Puerto Rico to Trenton

Have a flexible travel schedule? Discover the best time to fly to Trenton from Puerto Rico 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 Puerto Rico to Trenton

What is the cheapest month to book a flight from Puerto Rico to Trenton, New Jersey?

Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Trenton, New Jersey (average of $73). Flying from Puerto Rico to Trenton, New Jersey in June is currently the most expensive (average of $153). 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.

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico to Trenton. 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 into for flights to Trenton from Puerto Rico?

    Trenton-Mercer (TTN) is the airport you will fly into if you book a flight from Puerto Rico to Trenton. It is only a 4.8 mi journey from Trenton-Mercer (TTN) to Trenton’s city center.

  • How long is the flight from Puerto Rico to Trenton, New Jersey?

    For as low as $252, Frontier can have you in Trenton, New Jersey from Puerto Rico in 17h 08m. The distance between Puerto Rico and Trenton, New Jersey is about 1596 mi.

  • Can I find deals for flights from Puerto Rico to Trenton that include hotel bookings?

    Yes. In addition to deals on Puerto Rico to Trenton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Puerto Rico to Trenton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Puerto Rico to Trenton.

  • Can I find deals for business class flights from Puerto Rico to Trenton?

    Yes. Cheapflights offers flight deals from Puerto Rico to Trenton 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 Puerto Rico to Trenton, New Jersey?

    Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Trenton, New Jersey (average of $73). Flying from Puerto Rico to Trenton, New Jersey in June is currently the most expensive (average of $153). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Puerto Rico to Trenton

See prices for flight routes from nearby airports that may be better suited for you.
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