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Trenton

$69+ Cheap flights from San Juan 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — TTN
dic. 6 — dic. 131
sáb. 12/6
sáb. 12/13
1 adult, Economy
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Find flight deals from San Juan to Trenton

Cheapest flights from San Juan to Trenton
Explore the most affordable flight options available from San Juan to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 6, 2025.

This Booking.com deal was found by Cheapflights users on 11/6. 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.
mar. 12/239:37 pmSJU - TTN
1 stop24h 37mFrontier
dom. 1/119:59 pmTTN - SJU
1 stop21h 33mFrontier
Deal found 11/6$226
This Super.com deal was found by Cheapflights users on 11/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/193:59 amSJU - TTN
1 stop8h 50mFrontier
jue. 11/2712:44 pmTTN - SJU
1 stop7h 28mFrontier
Deal found 11/6$234
This CheapOair deal was found by Cheapflights users on 11/5. 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.
mié. 12/173:55 amSJU - TTN
1 stop18h 19mFrontier
jue. 1/88:03 pmTTN - SJU
1 stop27h 42mFrontier
Deal found 11/5$267
This Booking.com deal was found by Cheapflights users on 11/4. 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.
vie. 12/53:55 amSJU - TTN
1 stop21h 04mFrontier
sáb. 12/135:58 pmTTN - SJU
1 stop7h 52mFrontier
Deal found 11/4$294
This Super.com deal was found by Cheapflights users on 11/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/123:59 amSJU - TTN
1 stop12h 33mFrontier
jue. 11/2012:44 pmTTN - SJU
1 stop13h 10mFrontier
Deal found 11/6$317
This Frontier deal was found by Cheapflights users on 11/6. 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.
jue. 12/115:09 pmSJU - TTN
1 stop7h 50mFrontier
dom. 12/149:08 pmTTN - SJU
1 stop11h 47mFrontier
Deal found 11/6$321
This Frontier deal was found by Cheapflights users on 11/6. 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.
lun. 12/2210:08 amSJU - TTN
1 stop7h 58mFrontier
lun. 1/59:21 pmTTN - SJU
1 stop12h 34mFrontier
Deal found 11/6$330
This Mytrip deal was found by Cheapflights users on 11/5. 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.
mar. 12/233:55 amSJU - TTN
1 stop18h 19mFrontier
mar. 12/309:59 pmTTN - SJU
1 stop27h 51mFrontier
Deal found 11/5$346
This Booking.com deal was found by Cheapflights users on 11/6. 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.
mar. 12/239:37 pmSJU - TTN
1 stop27h 22mFrontier
mar. 12/309:59 pmTTN - SJU
1 stop27h 51mFrontier
Deal found 11/6$348

Cheap flight deals from San Juan to Trenton

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Trenton (TTN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated noviembre 6, 2025.

Round-trip from

$138
(CheapOair)

One-way from

$69
(CheapOair)

Popular in

August

Cheapest in

February

Average price

$227
From San Juan to Trenton-Mercer
Search Deals
One-way flight from San Juan to Trenton-Mercer
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
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 November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Juan 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 noviembre 6, 2025.
Use the filters below to find and compare flights from San Juan to Trenton that are best for you.

Fly from

San Juan

Fly to

Trenton

Route

Depart

Return

Price

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

lun. 1/19

3:55 am-10:02 pm

1 stop19h 07m

Trenton-Mercer

mar. 1/27

8:10 am-2:50 am

1 stop17h 40m

$153

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

mar. 1/20

3:55 am-10:02 pm

1 stop19h 07m

Trenton-Mercer

lun. 1/26

7:00 am-9:55 am

1 stop25h 55m

$153

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

mié. 1/21

3:55 am-9:04 pm

1 stop18h 09m

Trenton-Mercer

dom. 1/25

9:59 pm-2:50 am

1 stop27h 51m

$211

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

mar. 12/23

9:37 pm-9:14 pm

1 stop24h 37m

Trenton-Mercer

dom. 1/11

9:59 pm-8:32 pm

1 stop21h 33m

$226

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

jue. 11/20

1:57 pm-3:23 pm

1 stop26h 26m

Trenton-Mercer

jue. 11/27

12:44 pm-9:12 pm

1 stop7h 28m

$237

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

lun. 2/16

3:55 am-10:02 pm

1 stop19h 07m

Trenton-Mercer

dom. 2/22

6:00 am-11:37 pm

1 stop16h 37m

$246

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

sáb. 1/10

9:37 pm-11:59 pm

1 stop27h 22m

Trenton-Mercer

lun. 1/26

7:00 am-9:55 am

1 stop25h 55m

$261

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

vie. 12/5

3:55 am-11:59 pm

1 stop21h 04m

Trenton-Mercer

sáb. 12/13

5:58 pm-2:50 am

1 stop7h 52m

$294

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

jue. 1/22

11:05 am-11:59 pm

1 stop13h 54m

Trenton-Mercer

vie. 1/23

7:00 am-2:50 am

1 stop18h 50m

$328

San JuanTrenton

SJU - TTN

SJUTTN

San Juan Luis Munoz Marin Intl

lun. 12/22

10:08 am-5:06 pm

1 stop7h 58m

Trenton-Mercer

lun. 1/5

9:21 pm-10:55 am

1 stop12h 34m

$330

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 19 results
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Best time to book a flight from San Juan to Trenton

Have a flexible travel schedule? Discover the best time to fly to Trenton from San Juan 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 San Juan to Trenton

What is the cheapest month to book a flight from San Juan to Trenton, New Jersey?

Currently, October is the cheapest month in which you can book a flight from San Juan to Trenton, New Jersey (average of $51). Flying from San Juan to Trenton, New Jersey in August is currently the most expensive (average of $100). 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 San Juan 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 San Juan?

    Trenton-Mercer (TTN), located 4.8 mi from the city center, is the airport you fly into when you book flights from San Juan to Trenton. 0 airlines have flights to Trenton-Mercer from San Juan on a regular basis. Booking flights from San Juan to Trenton-Mercer should not be difficult; the airport handles an average of 0 inbound flights from San Juan per day.

  • How long is the flight from San Juan to Trenton, New Jersey?

    For as low as $153, Frontier can have you in Trenton, New Jersey from San Juan in 19h 07m. There are 1596 mi between San Juan and Trenton, New Jersey.

  • Can I find deals for flights from San Juan to Trenton that include hotel bookings?

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

  • How can I find direct flights from San Juan to Trenton?

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

  • Can I find deals for business class flights from San Juan to Trenton?

    Yes. Cheapflights offers flight deals from San Juan 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 San Juan to Trenton, New Jersey?

    Currently, October is the cheapest month in which you can book a flight from San Juan to Trenton, New Jersey (average of $51). Flying from San Juan to Trenton, New Jersey in August is currently the most expensive (average of $100). 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

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