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$83+ Cheap flights from Newark (EWR) 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJU
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Newark to San Juan are usually found in October or September, booked 21 days in advance, depart on a Tuesday or Saturday and return on a Friday

Cheap flight deals from Newark to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to San Juan (PR1). 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 September 11, 2025.

Round-trip from

$147
(Orbitz)

One-way from

$83
(Trip.com)

Popular in

December

Cheapest in

October

Average price

$215
From Newark to San Juan
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One-way flight from Newark to San Juan
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Highest demand for flights based on searches. 5% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Newark to San Juan

Cheapest flights from Newark to San Juan
Explore the most affordable flight options available from Newark to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Orbitz deal was found by Cheapflights users on 9/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/278:25 pmEWR - SJU
1 stop17h 18mMultiple Airlines
Sat 10/44:51 pmSJU - EWR
Nonstop4h 11mMultiple Airlines
Deal found 9/11$147
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Fri 10/1710:00 pmEWR - SJU
Nonstop4h 02mFrontier
Sat 10/254:51 pmSJU - EWR
Nonstop4h 13mFrontier
Deal found 9/9$150
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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.
Mon 11/1710:30 pmEWR - SJU
Nonstop4h 03mFrontier
Fri 11/213:00 pmSJU - EWR
Nonstop4h 20mFrontier
Deal found 9/9$152
This Cheapflightsfares deal was found by Cheapflights users on 9/11. 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.
Fri 10/1010:00 pmEWR - SJU
Nonstop4h 02mFrontier
Wed 10/154:51 pmSJU - EWR
Nonstop4h 13mFrontier
Deal found 9/11$153
This Frontier deal was found by Cheapflights users on 9/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:20 pmEWR - SJU
Nonstop3h 58mFrontier
Fri 12/53:00 pmSJU - EWR
Nonstop4h 25mFrontier
Deal found 9/10$154
This CheapOair deal was found by Cheapflights users on 9/10. 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.
Mon 11/1710:30 pmEWR - SJU
Nonstop4h 03mFrontier
Wed 11/196:17 pmSJU - EWR
Nonstop4h 13mFrontier
Deal found 9/10$155
This Cheapflightsfares deal was found by Cheapflights users on 9/11. 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.
Thu 9/2510:00 pmEWR - SJU
Nonstop3h 58mFrontier
Tue 9/304:51 pmSJU - EWR
Nonstop4h 11mFrontier
Deal found 9/11$156
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/82:00 pmEWR - SJU
1 stop11h 44mMultiple Airlines
Sat 10/184:51 pmSJU - EWR
Nonstop4h 13mMultiple Airlines
Deal found 9/10$157
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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.
Sat 12/67:20 pmEWR - SJU
Nonstop3h 43mFrontier
Tue 12/93:59 pmSJU - EWR
1 stop9h 31mFrontier
Deal found 9/10$158
This Mytrip deal was found by Cheapflights users on 9/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/278:25 pmEWR - SJU
1 stop17h 18mMultiple Airlines
Wed 10/14:51 pmSJU - EWR
Nonstop4h 11mMultiple Airlines
Deal found 9/11$159
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/810:30 pmEWR - SJU
Nonstop4h 03mMultiple Airlines
Sat 11/156:00 amSJU - EWR
1 stop8h 41mMultiple Airlines
Deal found 9/10$160
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:20 amEWR - SJU
1 stop9h 03mMultiple Airlines
Fri 12/123:00 pmSJU - EWR
Nonstop4h 25mMultiple Airlines
Deal found 9/10$161

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark 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 September 11, 2025.
Use the filters below to find and compare flights from Newark Airport to San Juan that are best for you.

Fly from

Newark

Fly to

San Juan

Route

Depart

Return

Price

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 11/18

1:05 pm-10:22 pm

1 stop8h 17m

San Juan Luis Munoz Marin Intl

Thu 11/20

7:35 pm-10:53 pm

Nonstop4h 18m

$211

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 10/28

1:05 pm-9:22 pm

1 stop8h 17m

San Juan Luis Munoz Marin Intl

Wed 10/29

1:05 am-5:24 am

Nonstop4h 19m

$211

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 11/4

1:05 pm-10:22 pm

1 stop8h 17m

San Juan Luis Munoz Marin Intl

Thu 11/6

2:20 pm-5:41 pm

Nonstop4h 21m

$211

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Thu 11/20

11:00 am-3:54 pm

Nonstop3h 54m

San Juan Luis Munoz Marin Intl

Sun 11/23

3:50 pm-7:06 pm

Nonstop4h 16m

$216

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 10/7

6:15 am-10:10 am

Nonstop3h 55m

San Juan Luis Munoz Marin Intl

Sat 10/11

5:00 pm-9:04 pm

Nonstop4h 04m

$236

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Mon 10/20

6:15 am-10:10 am

Nonstop3h 55m

San Juan Luis Munoz Marin Intl

Tue 10/28

11:50 am-4:05 pm

Nonstop4h 15m

$236

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sat 11/8

7:37 pm-12:36 am

Nonstop3h 59m

San Juan Luis Munoz Marin Intl

Mon 11/10

2:05 am-5:24 am

Nonstop4h 19m

$236

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sun 11/9

7:37 pm-12:36 am

Nonstop3h 59m

San Juan Luis Munoz Marin Intl

Fri 11/14

2:05 am-5:24 am

Nonstop4h 19m

$236

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 10/21

6:15 am-10:10 am

Nonstop3h 55m

San Juan Luis Munoz Marin Intl

Sat 10/25

5:00 pm-9:04 pm

Nonstop4h 04m

$241

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Wed 12/10

7:55 am-12:49 pm

Nonstop3h 54m

San Juan Luis Munoz Marin Intl

Mon 12/15

2:05 am-5:24 am

Nonstop4h 19m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 22 results
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Best time to book a flight from Newark to San Juan

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

How far ahead should I book a flight from Newark Airport to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Newark to San Juan. Price data was last updated on August 29, 2025.

The best time to book flights from Newark Airport to San Juan is 21 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Newark Airport to San Juan?

Currently, September is the cheapest month in which you can book a flight from Newark Airport to San Juan (average of $254). Flying from Newark Airport 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 EWR to SJU?

Find hourly flight availability from Newark 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 September 11, 2025.

One of the essential ways to save on airfare from Newark Airport to San Juan is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 33% on airfare.

What is the cheapest day to fly from Newark Airport to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Newark to San Juan. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Newark Airport to San Juan flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Newark Airport to San Juan

Explore weekly flight availability from Newark 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 September 11, 2025.

The most flights from EWR to PR1 are scheduled on a Monday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

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 September 11, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and JetBlue from Newark Airport to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
JetBlue
7.2
Good
2,913 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Spirit Airlines
6.3
Okay
8,023 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Frontier
5.8
Fair
3,177 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Newark to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Newark Airport to San Juan?

    There are many flights that can get you from Newark Airport to San Juan in 3h 54m. Fly via United Airlines or JetBlue to get the fastest option. The distance between Newark Airport and San Juan is about 1611 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Newark Airport to San Juan round-trip?

    Cheapflights users have booked flights from Newark Airport to San Juan round-trip from $89. Other airlines that can offer you cheap pricing are Spirit Airlines, from $143, and JetBlue, from $144. Frontier is priced at 67% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Newark Airport to San Juan?

    Before booking your flight to San Juan from Newark Airport, check out the most reliable airlines to get you to your destination on time: United Airlines (74%), TAP AIR PORTUGAL (72%), JetBlue( 69%).

  • What are the cheapest flights from Newark Airport to San Juan?

    Looking at all options, your cheapest flight can be booked for $81. While the most popular route (Newark - San Juan Luis Munoz Marin Intl) can be booked for $119 on average, our data indicates $587 when flying from Newark Airport to San Juan.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Newark 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 Newark Airport to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Newark Airport to San Juan (average of $254). Flying from Newark Airport 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

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Top 6 airlines flying from Newark to San Juan

Discover the top 6 airlines that operate flights from Newark 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$89Average$244FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$143Average$256FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$144Average$432FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$155Average$547FlexibilityNo cancel feeOn-time71%
DeltaCheapest$155Average$330FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$202Average$427FlexibilityNo cancel feeOn-time69%

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