Trenton

$166+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — TTN
Jul 31 — Aug 71
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Cheap 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 July 1, 2026.

This Frontier deal was found by Cheapflights users on 6/29. 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.
Tue 9/112:11 pm
SJU
-
TTN
1 stop11h 29m
Frontier
Wed 9/212:49 pm
TTN
-
SJU
1 stop7h 03m
Frontier
Deal found 6/29$336
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:00 am
SJU
-
TTN
1 stop29h 00m
Multiple Airlines
Sun 7/1911:50 am
TTN
-
SJU
1 stop28h 15m
Multiple Airlines
Deal found 6/30$348
This Frontier deal was found by Cheapflights users on 6/30. 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.
Wed 7/298:37 pm
SJU
-
TTN
1 stop12h 01m
Frontier
Mon 8/104:26 pm
TTN
-
SJU
1 stop8h 15m
Frontier
Deal found 6/30$350
This Expedia deal was found by Cheapflights users on 6/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:26 pm
SJU
-
TTN
1 stop29h 14m
Frontier
Thu 7/304:26 pm
TTN
-
SJU
1 stop8h 15m
Frontier
Deal found 6/30$355
This Expedia deal was found by Cheapflights users on 6/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:26 pm
SJU
-
TTN
1 stop29h 14m
Frontier
Sun 8/235:18 pm
TTN
-
SJU
1 stop7h 16m
Frontier
Deal found 6/30$356
This Orbitz deal was found by Cheapflights users on 6/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/812:13 pm
SJU
-
TTN
1 stop22h 15m
Frontier
Mon 8/106:05 am
TTN
-
SJU
1 stop10h 44m
Frontier
Deal found 6/28$364
This Travelocity deal was found by Cheapflights users on 6/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/308:37 pm
SJU
-
TTN
1 stop27h 03m
Frontier
Sat 8/16:05 am
TTN
-
SJU
1 stop28h 38m
Frontier
Deal found 6/28$369
This Travelocity deal was found by Cheapflights users on 6/29. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/18:37 pm
SJU
-
TTN
1 stop12h 01m
Frontier
Sun 8/94:26 pm
TTN
-
SJU
1 stop8h 15m
Frontier
Deal found 6/29$370
This Expedia deal was found by Cheapflights users on 6/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:22 pm
SJU
-
TTN
1 stop22h 19m
Frontier
Mon 8/36:05 am
TTN
-
SJU
1 stop15h 38m
Frontier
Deal found 6/30$374
This Travelocity deal was found by Cheapflights users on 6/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2412:21 pm
SJU
-
TTN
1 stop20h 17m
Frontier
Mon 7/274:26 pm
TTN
-
SJU
1 stop8h 15m
Frontier
Deal found 6/30$375
This Travelocity deal was found by Cheapflights users on 6/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:09 pm
SJU
-
TTN
1 stop14h 29m
Frontier
Fri 7/316:05 am
TTN
-
SJU
1 stop29h 11m
Frontier
Deal found 6/27$376
This Trip.com deal was found by Cheapflights users on 6/27. 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.
Wed 7/154:08 pm
SJU
-
TTN
1 stop7h 32m
Frontier
Fri 7/244:26 pm
TTN
-
SJU
1 stop8h 15m
Frontier
Deal found 6/27$385

Find 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 July 1, 2026.

Round-trip from

$336
(Frontier)

One-way from

$166
(Super.com)

Popular in

March

Cheapest in

October

Average price

$276
From Puerto Rico to Trenton-Mercer
One-way flight from Puerto Rico to Trenton-Mercer
Highest demand for flights based on searches. 2% potential increase in price ($6 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Average for round-trip flights in July 2026

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 July 1, 2026.
Use the filters below to find and compare flights from Puerto Rico to Trenton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Tue 8/18

6:09 pm-12:04 pm

1 stop17h 55m

Trenton-Mercer

Tue 8/25

7:15 am-4:49 pm

1 stop9h 34m

$336

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Tue 9/1

12:11 pm-11:40 pm

1 stop11h 29m

Trenton-Mercer

Wed 9/2

12:49 pm-7:52 pm

1 stop7h 03m

$336

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Mon 7/20

3:10 am-11:40 pm

1 stop20h 30m

Trenton-Mercer

Tue 7/28

6:05 am-11:16 am

1 stop29h 11m

$336

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Wed 8/12

4:08 pm-11:40 pm

1 stop7h 32m

Trenton-Mercer

Wed 8/19

7:15 am-7:52 pm

1 stop12h 37m

$336

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Wed 8/12

6:26 pm-11:40 pm

1 stop29h 14m

Trenton-Mercer

Mon 8/17

6:05 am-7:32 pm

1 stop13h 27m

$350

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Wed 7/22

5:22 pm-3:41 pm

1 stop22h 19m

Trenton-Mercer

Sat 7/25

6:05 am-10:43 am

1 stop28h 38m

$350

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Tue 7/21

6:26 pm-11:40 pm

1 stop29h 14m

Trenton-Mercer

Thu 7/30

4:26 pm-12:41 am

1 stop8h 15m

$355

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Wed 7/15

6:26 pm-11:40 pm

1 stop29h 14m

Trenton-Mercer

Tue 7/21

9:23 am-2:15 am

1 stop16h 52m

$356

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Fri 9/4

12:11 pm-11:40 pm

1 stop11h 29m

Trenton-Mercer

Tue 9/8

12:49 pm-5:37 pm

1 stop28h 48m

$356
Quickest round-trip

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

Wed 8/12

3:10 am-10:28 am

1 stop7h 18m

Trenton-Mercer

Thu 8/20

5:18 pm-12:34 am

1 stop7h 16m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 22 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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 $336, Frontier can have you in Trenton, New Jersey from Puerto Rico in 17h 55m. 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.

See more FAQs

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