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Cheap flights from Trenton, New Jersey to Puerto Rico from $109

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 8/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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

Cheap round-trip flights

Frontier Logo
8:00 am - 7:08 pmTTN-SJU
11h 08m1 stop
Frontier Logo
8:23 pm - 9:50 amSJU-TTN
13h 27m1 stop
$218Frontier
Find Deal
Tue, Aug 19 - Sat, Aug 23
Frontier Logo
8:00 am - 8:59 amTTN-SJU
24h 59m1 stop
Frontier Logo
8:13 pm - 11:00 amSJU-TTN
14h 47m1 stop
$224Frontier
Find Deal
Sat, Aug 30 - Wed, Sep 3
Frontier Logo
8:00 am - 7:18 pmTTN-SJU
11h 18m1 stop
Frontier Logo
6:55 pm - 6:40 pmSJU-TTN
23h 45m1 stop
$227Frontier
Find Deal
Sat, Aug 23 - Sat, Aug 30
Frontier Logo
11:45 am - 11:59 pmTTN-SJU
12h 14m1 stop
Frontier Logo
3:39 am - 11:00 amSJU-TTN
7h 21m1 stop
$228Frontier
Find Deal
Fri, Sep 5 - Fri, Sep 12
Frontier Logo
5:15 pm - 2:39 amTTN-SJU
9h 24m1 stop
Frontier Logo
8:13 pm - 11:56 pmSJU-TTN
27h 43m1 stop
$233Frontier
Find Deal
Fri, Aug 15 - Tue, Aug 19
Frontier Logo
8:00 am - 7:08 pmTTN-SJU
11h 08m1 stop
Frontier Logo
10:04 am - 11:56 pmSJU-TTN
13h 52m1 stop
$234Frontier
Find Deal
Tue, Aug 19 - Fri, Aug 22
Frontier Logo
4:57 pm - 11:59 pmTTN-SJU
7h 02m1 stop
Frontier Logo
3:39 am - 11:00 amSJU-TTN
7h 21m1 stop
$235Frontier
Find Deal
Thu, Sep 18 - Sat, Sep 20
Frontier Logo
4:57 pm - 11:59 pmTTN-SJU
7h 02m1 stop
Frontier Logo
3:39 am - 11:00 amSJU-TTN
7h 21m1 stop
$236Frontier
Find Deal
Thu, Sep 18 - Thu, Oct 2
Frontier Logo
8:00 am - 7:08 pmTTN-SJU
11h 08m1 stop
Frontier Logo
3:59 am - 10:20 amSJU-TTN
6h 21m1 stop
$238Frontier
Find Deal
Wed, Aug 20 - Wed, Aug 27
Frontier Logo
5:15 pm - 7:08 pmTTN-SJU
25h 53m1 stop
Frontier Logo
3:59 am - 11:56 pmSJU-TTN
19h 57m1 stop
$239Frontier
Find Deal
Mon, Aug 18 - Thu, Aug 21

Frontier flights from Trenton, New Jersey to Puerto Rico

Our best Frontier deals on Trenton, New Jersey to Puerto Rico flight tickets
Frontier
Aug 12
TTN8:30 amTrenton-Mercer
18h 09m
1 stop
SJU2:39 amSan Juan Luis Munoz Marin Intl
Aug 19
SJU8:13 pmSan Juan Luis Munoz Marin Intl
27h 43m
1 stop
TTN11:56 pmTrenton-Mercer
$218
Find similar
Frontier
Aug 13
TTN8:30 amTrenton-Mercer
9h 32m
1 stop
SJU6:02 pmSan Juan Luis Munoz Marin Intl
Aug 13
SJU3:29 amSan Juan Luis Munoz Marin Intl
7h 52m
1 stop
TTN11:21 amTrenton-Mercer
$223
Find similar
Frontier
Aug 30
TTN8:00 amTrenton-Mercer
24h 59m
1 stop
SJU8:59 amSan Juan Luis Munoz Marin Intl
Sep 3
SJU8:13 pmSan Juan Luis Munoz Marin Intl
14h 47m
1 stop
TTN11:00 amTrenton-Mercer
$224
Find similar

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 August 5, 2025.
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 8/19

8:00 am-7:08 pm

1 stop11h 08m

San Juan Luis Munoz Marin Intl

Sat 8/23

8:23 pm-9:50 am

1 stop13h 27m

$218

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 8/30

8:00 am-8:59 am

1 stop24h 59m

San Juan Luis Munoz Marin Intl

Wed 9/3

8:13 pm-11:00 am

1 stop14h 47m

$224

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 8/23

8:00 am-7:18 pm

1 stop11h 18m

San Juan Luis Munoz Marin Intl

Sat 8/30

6:55 pm-6:40 pm

1 stop23h 45m

$227

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 9/5

11:45 am-11:59 pm

1 stop12h 14m

San Juan Luis Munoz Marin Intl

Fri 9/12

3:39 am-11:00 am

1 stop7h 21m

$228

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Fri 8/15

5:15 pm-2:39 am

1 stop9h 24m

San Juan Luis Munoz Marin Intl

Tue 8/19

8:13 pm-11:56 pm

1 stop27h 43m

$233

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Tue 8/19

8:00 am-7:08 pm

1 stop11h 08m

San Juan Luis Munoz Marin Intl

Fri 8/22

10:04 am-11:56 pm

1 stop13h 52m

$234

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 9/18

4:57 pm-11:59 pm

1 stop7h 02m

San Juan Luis Munoz Marin Intl

Sat 9/20

3:39 am-11:00 am

1 stop7h 21m

$235

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 9/18

4:57 pm-11:59 pm

1 stop7h 02m

San Juan Luis Munoz Marin Intl

Thu 10/2

3:39 am-11:00 am

1 stop7h 21m

$236

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Wed 8/20

8:00 am-7:08 pm

1 stop11h 08m

San Juan Luis Munoz Marin Intl

Wed 8/27

3:59 am-10:20 am

1 stop6h 21m

$238

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Mon 8/18

5:15 pm-7:08 pm

1 stop25h 53m

San Juan Luis Munoz Marin Intl

Thu 8/21

3:59 am-11:56 pm

1 stop19h 57m

$239

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 month to fly to Puerto Rico?

If you don’t want to visit Puerto Rico in March, then you should wait until June to fly from Trenton, New Jersey, when ticket prices are also cheap, with an average price of $155.

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from Trenton, New Jersey is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $214. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Sunday, with ticket prices averaging around $353.

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

Our most recent data shows that the best time of day to fly to Puerto Rico is in the evening. Flights from Trenton, New Jersey to Puerto Rico during this time can be as low as $244. In contrast, the most expensive time of day to depart to Puerto Rico is in the afternoon when prices are around $290.

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

Best Price Found

$109

Fastest flight time

6h 42m

Direct flights

None

Airports in Puerto Rico

1 airport
The best one-way flight to Puerto Rico from Trenton, New Jersey in the past 72 hours is $109. The best round-trip flight deal from Trenton, New Jersey to Puerto Rico found on momondo in the last 72 hours is $218.
The fastest flight from Trenton, New Jersey to Puerto Rico takes 6h 42m
There are no direct flights from Trenton, New Jersey to Puerto Rico. Popular non-direct route for this connection is Trenton-Mercer Airport - San Juan Luis Munoz Marin Intl Airport.
There is 1 airport near Puerto Rico: San Juan Luis Munoz Marin Intl (SJU)
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 $119Free CancellationRating
5.8
3,232 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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