San Juan

$85+ Cheap flights from New Jersey to San Juan

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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJU
jun. 17 — jun. 241
We work with more than 300 partners to bring you better travel deals

Find cheap flights from New Jersey to San Juan 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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from New Jersey to San Juan

Keep the following information in mind while searching for New Jersey to San Juan flight deals. Data was last updated junio 12, 2025.

Round-trip from

$139
(Cheapflightsfares)

One-way from

$85
(CheapOair)

Popular in

December

Cheapest in

March

Average price

$255
From New Jersey to San Juan
One-way flight from New Jersey to San Juan
Highest demand for flights based on searches. 9% potential increase in price ($27 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
Average for round-trip flights in June 2025

Find flight deals from New Jersey to San Juan

Cheapest flights from New Jersey to San Juan
Explore the most affordable flight options available from New Jersey to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/96:00 amJFK - SJU
Nonstop3h 54mFrontier
vie. 9/129:26 pmSJU - JFK
Nonstop4h 03mFrontier
Deal found 6/10$139
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/147:00 pmEWR - SJU
Nonstop4h 00mSpirit Airlines
lun. 7/2111:59 pmSJU - EWR
Nonstop4h 12mSpirit Airlines
Deal found 6/11$143
This Priceline deal was found by Cheapflights users on 6/10. 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.
mar. 6/1710:00 pmEWR - SJU
Nonstop4h 01mMultiple Airlines
jue. 6/268:24 pmSJU - EWR
1 stop12h 35mMultiple Airlines
Deal found 6/10$149
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/1610:00 pmEWR - SJU
Nonstop4h 03mFrontier
vie. 9/264:51 pmSJU - EWR
Nonstop4h 13mFrontier
Deal found 6/12$155
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/207:30 pmJFK - SJU
Nonstop4h 29mDelta
sáb. 7/267:00 amSJU - JFK
Nonstop4h 06mDelta
Deal found 6/11$156
This JetBlue deal was found by Cheapflights users on 6/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/44:48 pmEWR - SJU
Nonstop4h 01mJetBlue
jue. 7/109:59 pmSJU - EWR
Nonstop3h 59mJetBlue
Deal found 6/12$166
This Priceline deal was found by Cheapflights users on 6/11. 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.
sáb. 8/305:30 pmLGA - SJU
1 stop15h 29mFrontier
vie. 9/53:40 amSJU - LGA
1 stop8h 24mFrontier
Deal found 6/11$167
This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
jue. 8/213:45 pmPHL - SJU
1 stop8h 18mFrontier
sáb. 8/233:59 amSJU - PHL
1 stop13h 16mFrontier
Deal found 6/11$176
This CheapOair deal was found by Cheapflights users on 6/10. 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.
sáb. 10/411:32 amTTN - SJU
1 stop12h 22mFrontier
sáb. 10/1112:02 pmSJU - TTN
1 stop11h 45mFrontier
Deal found 6/10$177
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/296:20 amPHL - SJU
1 stop12h 59mMultiple Airlines
sáb. 7/51:43 pmSJU - PHL
1 stop19h 26mMultiple Airlines
Deal found 6/11$178
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/86:20 amPHL - SJU
1 stop12h 59mSpirit Airlines
mar. 7/153:50 pmSJU - PHL
1 stop7h 40mSpirit Airlines
Deal found 6/10$182
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/25:30 pmLGA - SJU
1 stop7h 14mMultiple Airlines
mié. 7/93:50 pmSJU - LGA
1 stop7h 36mMultiple Airlines
Deal found 6/11$184

Cheapflights Fare Finder

Customize your flight search to find flights from New Jersey to San Juan 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 junio 12, 2025.
Use the filters below to find and compare flights from New Jersey to San Juan that are best for you.

Fly from

New Jersey

Fly to

San Juan

Route

Depart

Return

Price

New YorkSan Juan

JFK - SJU

JFKSJU

New York John F Kennedy Intl

mar. 9/9

6:00 am-9:54 am

Nonstop3h 54m

San Juan Luis Munoz Marin Intl

vie. 9/12

9:26 pm-1:29 am

Nonstop4h 03m

$139

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

lun. 7/14

7:00 pm-11:00 pm

Nonstop4h 00m

San Juan Luis Munoz Marin Intl

lun. 7/21

11:59 pm-4:11 am

Nonstop4h 12m

$143

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

mar. 8/5

10:05 pm-2:08 am

Nonstop4h 03m

San Juan Luis Munoz Marin Intl

vie. 8/8

11:59 pm-4:11 am

Nonstop4h 12m

$152

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

mar. 9/16

10:00 pm-2:03 am

Nonstop4h 03m

San Juan Luis Munoz Marin Intl

vie. 9/26

4:51 pm-9:04 pm

Nonstop4h 13m

$155

New YorkSan Juan

JFK - SJU

JFKSJU

New York John F Kennedy Intl

dom. 7/20

7:30 pm-11:59 pm

Nonstop4h 29m

San Juan Luis Munoz Marin Intl

sáb. 7/26

7:00 am-11:06 am

Nonstop4h 06m

$156

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

vie. 7/4

4:48 pm-8:49 pm

Nonstop4h 01m

San Juan Luis Munoz Marin Intl

jue. 7/10

9:59 pm-1:58 am

Nonstop3h 59m

$166

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

sáb. 8/30

5:30 pm-8:59 am

1 stop15h 29m

San Juan Luis Munoz Marin Intl

vie. 9/5

3:40 am-12:04 pm

1 stop8h 24m

$167

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

jue. 8/21

3:45 pm-12:03 am

1 stop8h 18m

San Juan Luis Munoz Marin Intl

sáb. 8/23

3:59 am-5:15 pm

1 stop13h 16m

$176

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

sáb. 10/4

11:32 am-11:54 pm

1 stop12h 22m

San Juan Luis Munoz Marin Intl

sáb. 10/11

12:02 pm-11:47 pm

1 stop11h 45m

$177

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

dom. 6/29

6:20 am-7:19 pm

1 stop12h 59m

San Juan Luis Munoz Marin Intl

sáb. 7/5

1:43 pm-9:09 am

1 stop19h 26m

$178

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 46 results
1
2
3
...
5

Best time to book a flight from New Jersey to San Juan

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

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

Currently, September is the cheapest month in which you can book a flight from New Jersey to San Juan (average of $254). Flying from New Jersey to San Juan in June is currently the most expensive (average of $339). 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.

What is the cheapest time of day to fly from NJ to SJU?

Find hourly flight availability from New Jersey to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New Jersey to San Juan as you normally would.

Weekly flight availability from New Jersey to San Juan

Explore weekly flight availability from New Jersey to San Juan. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated junio 12, 2025.

The most flights from USNJ to PR1 are scheduled on a Thursday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan when rainfall is around 2.2 in.

Temperature in San Juan by month

Plan your trip to San Juan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated junio 12, 2025.
Get a feel of what it's like to fly with Southwest, Delta and United Airlines from New Jersey to San Juan by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.6

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Entertainment

7.6

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
8.0
Very good

Entertainment

7.6

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Entertainment

7.6

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Entertainment

7.6

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Entertainment

7.6

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from New Jersey to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from New Jersey to San Juan one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $85. Users have also found prices from $92 and $93 on Spirit Airlines and Delta, respectively.

  • What are the most popular routes from New Jersey to San Juan?

  • What are the most reliable airlines from New Jersey to San Juan?

    Before booking your flight to San Juan from New Jersey, check out the most reliable airlines to get you to your destination on time: TAP AIR PORTUGAL (78%), Air Canada (76%), United Airlines( 76%).

  • What are the cheapest flights from New Jersey to San Juan?

    While on average a flight from New Jersey to San Juan is generally $745, our data shows the cheapest flight currently is $89. When looking at the most popular route, (New York John F Kennedy Intl - San Juan Luis Munoz Marin Intl), you can expect to pay $146 for that flight.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from New Jersey to San Juan (average of $254). Flying from New Jersey to San Juan in June is currently the most expensive (average of $339). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for New Jersey to San Juan

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

Top 6 airlines flying from New Jersey to San Juan

Discover the top 6 airlines that operate flights from New Jersey to San Juan. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$90Average$260FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$134Average$261FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$153Average$412FlexibilityNo cancel feeOn-time62%
DeltaCheapest$196Average$331FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$208Average$421FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$249Average$591FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.