$87+ Cheap flights from Trenton, NJ (TTN) to Puerto Rico
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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — SJU
Apr 30 — May 71
Round-trip
1 adult, Economy
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Find cheap flights from Trenton to Puerto Rico with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Trenton to Puerto RicoExplore the most affordable flight options available from Trenton to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2026.
Explore the most affordable flight options available from Trenton to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2026.
This Frontier deal was found by Cheapflights users on 3/31. 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 5/17:14 pm
TTN
- SJU
1 stop13h 39m
Frontier
Sat 5/23:26 pm
SJU
- TTN
1 stop8h 33m
Frontier
Deal found 3/31![Frontier logo]()
$171
This Expedia deal was found by Cheapflights users on 3/31. 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.
Fri 5/17:14 pm
TTN
- SJU
1 stop13h 39m
Frontier
Tue 5/56:00 am
SJU
- TTN
1 stop27h 37m
Frontier
Deal found 3/31![Frontier logo]()
$176
This Frontier deal was found by Cheapflights users on 3/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/233:52 pm
TTN
- SJU
1 stop7h 37m
Frontier
Fri 4/246:30 am
SJU
- TTN
1 stop11h 39m
Frontier
Deal found 3/27![Frontier logo]()
$189
This Frontier deal was found by Cheapflights users on 3/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/33:52 pm
TTN
- SJU
1 stop7h 37m
Frontier
Mon 5/47:15 am
SJU
- TTN
1 stop7h 51m
Frontier
Deal found 3/28![Frontier logo]()
$191
This Super.com deal was found by Cheapflights users on 3/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/233:52 pm
TTN
- SJU
1 stop7h 37m
Frontier
Mon 4/276:30 am
SJU
- TTN
1 stop17h 29m
Frontier
Deal found 3/30![Frontier logo]()
$194
This Expedia deal was found by Cheapflights users on 3/30. 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.
Mon 4/138:36 am
TTN
- SJU
1 stop11h 24m
Frontier
Sat 4/1810:54 am
SJU
- TTN
1 stop7h 18m
Frontier
Deal found 3/30![Frontier logo]()
$196
This Frontier deal was found by Cheapflights users on 3/31. 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.
Sun 5/104:04 pm
TTN
- SJU
1 stop8h 46m
Frontier
Sun 5/103:03 am
SJU
- TTN
1 stop6h 39m
Frontier
Deal found 3/31![Frontier logo]()
$199
This Super.com deal was found by Cheapflights users on 3/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:40 pm
TTN
- SJU
1 stop29h 21m
Frontier
Mon 5/47:15 am
SJU
- TTN
1 stop7h 51m
Frontier
Deal found 3/29![Frontier logo]()
$200
This Super.com deal was found by Cheapflights users on 3/31. 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.
Thu 4/163:52 pm
TTN
- SJU
1 stop7h 37m
Frontier
Mon 4/207:15 am
SJU
- TTN
1 stop7h 51m
Frontier
Deal found 3/31![Frontier logo]()
$204
This Frontier deal was found by Cheapflights users on 3/31. 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 6/54:29 pm
TTN
- SJU
1 stop7h 29m
Frontier
Fri 6/53:03 am
SJU
- TTN
1 stop6h 39m
Frontier
Deal found 3/31![Frontier logo]()
$207
Best flights from Trenton to Puerto RicoDiscover carefully curated flight deals from Trenton to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 31, 2026.
Discover carefully curated flight deals from Trenton to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 31, 2026.
This Expedia deal was found by Cheapflights users on 3/26. 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.
Fri 5/88:31 pm
TTN
- SJU
1 stop26h 12m
Frontier
Tue 6/23:03 am
SJU
- TTN
1 stop6h 34m
Frontier
Deal found 3/26![Frontier logo]()
$194
This Super.com deal was found by Cheapflights users on 3/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/233:52 pm
TTN
- SJU
1 stop7h 37m
Frontier
Fri 5/83:03 am
SJU
- TTN
1 stop6h 39m
Frontier
Deal found 3/29![Frontier logo]()
$194
This Frontier deal was found by Cheapflights users on 3/29. 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.
Fri 4/176:30 am
TTN
- SJU
1 stop16h 18m
Frontier
Sun 4/196:30 am
SJU
- TTN
1 stop17h 29m
Frontier
Deal found 3/29![Frontier logo]()
$204
This Expedia deal was found by Cheapflights users on 3/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1210:27 am
TTN
- SJU
1 stop15h 41m
Frontier
Fri 5/293:03 am
SJU
- TTN
1 stop17h 02m
Frontier
Deal found 3/29![Frontier logo]()
$204
This Expedia deal was found by Cheapflights users on 3/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/128:59 am
TTN
- SJU
1 stop15h 06m
Frontier
Sun 4/193:19 pm
SJU
- TTN
1 stop25h 31m
Frontier
Deal found 3/28![Frontier logo]()
$204
This Expedia deal was found by Cheapflights users on 3/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2810:27 am
TTN
- SJU
1 stop6h 45m
Frontier
Thu 6/46:09 pm
SJU
- TTN
1 stop15h 33m
Frontier
Deal found 3/28![Frontier logo]()
$212
This Expedia deal was found by Cheapflights users on 3/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2810:27 am
TTN
- SJU
1 stop6h 45m
Frontier
Sun 5/316:09 pm
SJU
- TTN
1 stop15h 33m
Frontier
Deal found 3/29![Frontier logo]()
$212
This Expedia deal was found by Cheapflights users on 3/26. 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.
Sat 5/910:27 am
TTN
- SJU
1 stop12h 16m
Frontier
Fri 5/156:00 am
SJU
- TTN
1 stop13h 46m
Frontier
Deal found 3/26![Frontier logo]()
$212
This Trip.com deal was found by Cheapflights users on 3/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/38:31 pm
TTN
- SJU
1 stop11h 33m
Frontier
Sun 6/76:09 pm
SJU
- TTN
1 stop15h 33m
Frontier
Deal found 3/30![Frontier logo]()
$217
This Expedia deal was found by Cheapflights users on 3/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/210:27 am
TTN
- SJU
1 stop12h 55m
Frontier
Mon 6/155:01 pm
SJU
- TTN
1 stop22h 36m
Frontier
Deal found 3/27![Frontier logo]()
$244
This Expedia deal was found by Cheapflights users on 3/26. 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 5/214:04 pm
TTN
- SJU
1 stop7h 54m
Frontier
Sun 5/244:45 pm
SJU
- TTN
1 stop22h 49m
Frontier
Deal found 3/26![Frontier logo]()
$246
This Expedia deal was found by Cheapflights users on 3/30. 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 7/710:32 am
TTN
- SJU
1 stop15h 22m
Frontier
Tue 7/144:05 pm
SJU
- TTN
1 stop17h 42m
Frontier
Deal found 3/30![Frontier logo]()
$256
Last-minute flights from Trenton to Puerto RicoDiscover last-minute flight deals from Trenton to Puerto Rico. Data last updated March 31, 2026 and is based on user searches.
Discover last-minute flight deals from Trenton to Puerto Rico. Data last updated March 31, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 3/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/106:41 pm
TTN
- SJU
1 stop17h 52m
Frontier
Sun 4/125:25 am
SJU
- TTN
1 stop26h 26m
Frontier
Deal found 3/27![Frontier logo]()
$215
This Expedia deal was found by Cheapflights users on 3/30. 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.
Mon 4/138:36 am
TTN
- SJU
1 stop11h 24m
Frontier
Sat 4/1810:54 am
SJU
- TTN
1 stop7h 18m
Frontier
Deal found 3/30![Frontier logo]()
$196
This Expedia deal was found by Cheapflights users on 3/31. 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 4/158:00 am
TTN
- SJU
1 stop14h 48m
Frontier
Sat 4/183:21 am
SJU
- TTN
1 stop20h 38m
Frontier
Deal found 3/31![Frontier logo]()
$212
This Super.com deal was found by Cheapflights users on 3/31. 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.
Thu 4/163:52 pm
TTN
- SJU
1 stop7h 37m
Frontier
Mon 4/207:15 am
SJU
- TTN
1 stop7h 51m
Frontier
Deal found 3/31![Frontier logo]()
$204
This Frontier deal was found by Cheapflights users on 3/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/233:52 pm
TTN
- SJU
1 stop7h 37m
Frontier
Fri 4/246:30 am
SJU
- TTN
1 stop11h 39m
Frontier
Deal found 3/27![Frontier logo]()
$189
This Super.com deal was found by Cheapflights users on 3/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/233:52 pm
TTN
- SJU
1 stop7h 37m
Frontier
Mon 4/276:30 am
SJU
- TTN
1 stop17h 29m
Frontier
Deal found 3/30![Frontier logo]()
$194
This Frontier deal was found by Cheapflights users on 3/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:12 pm
TTN
- SJU
1 stop6h 49m
Frontier
Wed 4/293:19 pm
SJU
- TTN
1 stop7h 17m
Frontier
Deal found 3/27![Frontier logo]()
$176
This Frontier deal was found by Cheapflights users on 3/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/258:00 am
TTN
- SJU
1 stop7h 37m
Frontier
Sat 4/253:21 am
SJU
- TTN
1 stop6h 48m
Frontier
Deal found 3/27![Frontier logo]()
$207
This Super.com deal was found by Cheapflights users on 3/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/279:16 pm
TTN
- SJU
1 stop12h 38m
Frontier
Mon 5/47:15 am
SJU
- TTN
1 stop7h 51m
Frontier
Deal found 3/27![Frontier logo]()
$186
This Trip.com deal was found by Cheapflights users on 3/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:00 am
TTN
- SJU
1 stop14h 48m
Frontier
Wed 5/63:33 pm
SJU
- TTN
1 stop24h 31m
Frontier
Deal found 3/30![Frontier logo]()
$217
This Frontier deal was found by Cheapflights users on 3/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:40 pm
TTN
- SJU
1 stop12h 43m
Frontier
Fri 5/13:19 pm
SJU
- TTN
1 stop8h 40m
Frontier
Deal found 3/28![Frontier logo]()
$199
This Super.com deal was found by Cheapflights users on 3/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:40 pm
TTN
- SJU
1 stop29h 21m
Frontier
Mon 5/47:15 am
SJU
- TTN
1 stop7h 51m
Frontier
Deal found 3/29![Frontier logo]()
$200
One-way flights from Trenton to Puerto RicoSearch for one-way flight options from Trenton to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated March 31, 2026.
Search for one-way flight options from Trenton to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated March 31, 2026.
This Super.com deal was found by Cheapflights users on 3/31. 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.
Mon 4/279:16 pm
TTN
- SJU
1 stop12h 38m
Frontier
Deal found 3/31![Frontier logo]()
$87
This Super.com deal was found by Cheapflights users on 3/31. 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.
Thu 4/308:40 pm
TTN
- SJU
1 stop29h 21m
Frontier
Deal found 3/31![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 3/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:00 am
TTN
- SJU
1 stop16h 48m
Frontier
Deal found 3/30![Frontier logo]()
$97
This Frontier deal was found by Cheapflights users on 3/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/111:06 pm
TTN
- SJU
1 stop7h 43m
Frontier
Deal found 3/28![Frontier logo]()
$98
This Super.com deal was found by Cheapflights users on 3/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:00 am
TTN
- SJU
1 stop14h 48m
Frontier
Deal found 3/30![Frontier logo]()
$105
This Travelocity deal was found by Cheapflights users on 3/27. 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.
Thu 5/74:49 pm
TTN
- SJU
1 stop9h 19m
Frontier
Deal found 3/27![Frontier logo]()
$106
This Super.com deal was found by Cheapflights users on 3/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/224:29 pm
TTN
- SJU
1 stop7h 29m
Frontier
Deal found 3/27![Frontier logo]()
$121
This Super.com deal was found by Cheapflights users on 3/31. 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.
Tue 4/712:26 pm
TTN
- SJU
1 stop11h 36m
Frontier
Deal found 3/31![Frontier logo]()
$125
This Frontier deal was found by Cheapflights users on 3/31. 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.
Thu 4/910:49 am
TTN
- SJU
1 stop13h 13m
Frontier
Deal found 3/31![Frontier logo]()
$127
This Priceline deal was found by Cheapflights users on 3/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/59:04 pm
TTN
- SJU
1 stop26h 36m
Frontier
Deal found 3/29![Frontier logo]()
$134
This Frontier deal was found by Cheapflights users on 3/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/304:27 pm
TTN
- SJU
1 stop7h 56m
Frontier
Deal found 3/27![Frontier logo]()
$138
Find flight deals from Trenton to Puerto Rico
Keep the following information in mind while searching for Trenton to Puerto Rico flight deals. Data was last updated March 31, 2026.
Round-trip from | $176 (Frontier) |
|---|---|
One-way from | $87 (Super.com) |
Popular in | December |
Cheapest in | October |
Average price | $304 |
Cheapflights Fare Finder
Customize your flight search to find flights from Trenton 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, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2026.
Use the filters below to find and compare flights from Trenton to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
TrentonSan Juan
TTN - SJU
TTNSJU
Trenton-Mercer
Fri 5/8
8:31 pm-10:43 pm
1 stop26h 12m
San Juan Luis Munoz Marin Intl
Tue 6/2
3:03 am-9:37 am
1 stop6h 34m
$194
Quickest round-trip
TrentonSan Juan
TTN - SJU
TTNSJU
Trenton-Mercer
Thu 4/23
3:52 pm-11:29 pm
1 stop7h 37m
San Juan Luis Munoz Marin Intl
Fri 5/8
3:03 am-9:42 am
1 stop6h 39m
$194
TrentonSan Juan
TTN - SJU
TTNSJU
Trenton-Mercer
Fri 4/17
6:30 am-10:48 pm
1 stop16h 18m
San Juan Luis Munoz Marin Intl
Sun 4/19
6:30 am-11:59 pm
1 stop17h 29m
$204
TrentonSan Juan
TTN - SJU
TTNSJU
Trenton-Mercer
Tue 5/12
10:27 am-2:08 am
1 stop15h 41m
San Juan Luis Munoz Marin Intl
Fri 5/29
3:03 am-8:05 pm
1 stop17h 02m
$204
TrentonSan Juan
TTN - SJU
TTNSJU
Trenton-Mercer
Sun 4/12
8:59 am-12:05 am
1 stop15h 06m
San Juan Luis Munoz Marin Intl
Sun 4/19
3:19 pm-4:50 pm
1 stop25h 31m
$204
TrentonSan Juan
TTN - SJU
TTNSJU
Trenton-Mercer
Thu 5/28
10:27 am-5:12 pm
1 stop6h 45m
San Juan Luis Munoz Marin Intl
Thu 6/4
6:09 pm-9:42 am
1 stop15h 33m
$212
TrentonSan Juan
TTN - SJU
TTNSJU
Trenton-Mercer
Thu 5/28
10:27 am-5:12 pm
1 stop6h 45m
San Juan Luis Munoz Marin Intl
Sun 5/31
6:09 pm-9:42 am
1 stop15h 33m
$212
TrentonSan Juan
TTN - SJU
TTNSJU
Trenton-Mercer
Sat 5/9
10:27 am-10:43 pm
1 stop12h 16m
San Juan Luis Munoz Marin Intl
Fri 5/15
6:00 am-7:46 pm
1 stop13h 46m
$212
TrentonSan Juan
TTN - SJU
TTNSJU
Trenton-Mercer
Wed 6/3
8:31 pm-8:04 am
1 stop11h 33m
San Juan Luis Munoz Marin Intl
Sun 6/7
6:09 pm-9:42 am
1 stop15h 33m
$217
TrentonSan Juan
TTN - SJU
TTNSJU
Trenton-Mercer
Tue 6/2
10:27 am-11:22 pm
1 stop12h 55m
San Juan Luis Munoz Marin Intl
Mon 6/15
5:01 pm-3:37 pm
1 stop22h 36m
$244
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Trenton to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Trenton with our price prediction graph.
TTN-SJU
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 Trenton to Puerto Rico
TTN-PR0
TTN-SJU
What is the cheapest month to book a flight from Trenton, New Jersey to Puerto Rico?
Currently, March is the cheapest month in which you can book a flight from Trenton, New Jersey to Puerto Rico (average of $62). Flying from Trenton, New Jersey to Puerto Rico in August is currently the most expensive (average of $138). 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.
Reviews of airlines servicing Puerto Rico
Get insights into the airlines that provide service to Puerto Rico. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Puerto Rico. Reviews last updated March 31, 2026.
See what other customers who have flown with Frontier from Trenton to Puerto Rico have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
5.4
Crew
6.6
Food
4.5
Entertainment
4.3
Overall
5.7
Boarding
5.9
Reviews
1 / 20
2.0
MediocreProdipto,Mar 2026
PHL - BNA
Comfort
5.4
Crew
6.6
Food
4.5
Entertainment
4.3
Overall
5.7
Boarding
5.9
Reviews
1 / 20
2.0
MediocreProdipto,Mar 2026
PHL - BNA
Related info for your journey
Find useful and relevant information for your journey from Trenton to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Trenton to Puerto Rico
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Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Trenton to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Trenton and Puerto Rico flights
Browse other Trenton and Puerto Rico flight options. Last updated on March 31, 2026.
Popular flight searches
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Top airline flying from Trenton to Puerto Rico
Discover the top airline that operate flights from Trenton to Puerto Rico. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$314 | FlexibilityNo cancel fee | On-time62% |