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Luis Munoz Marin Intl

$70+ Cheap flights from Newark (EWR) to Luis Munoz Marin Intl (SJU)

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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJU
Apr 1 — Apr 81
Tue 4/1
Tue 4/8
1 adult, Economy
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Cheapflights Tip: The best prices from Newark to San Juan Luis Munoz Marin Intl are usually found in September or October, booked 21 days in advance, depart on a Tuesday or Monday and return on a Friday

Cheap flight deals from Newark to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to Luis Munoz Marin Intl (SJU). 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 March 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$119
(Cheapflightsfares)

One-way from

$70
(eDestinos)

Popular in

December

Cheapest in

September

Average price

$234

Good round-trip deal

$174 or less

Good one-way deal

$88 or less
Provider with most accurate pricing for Newark-San Juan Luis Munoz Marin Intl flight deals.
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Provider most trusted by Cheapflights users for Newark-San Juan Luis Munoz Marin Intl flights.
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From Newark to San Juan Luis Munoz Marin Intl
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One-way flight from Newark to San Juan Luis Munoz Marin Intl
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Highest demand for flights based on searches. 6% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Newark to San Juan Luis Munoz Marin Intl.
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Price to beat on a one-way flight from Newark to San Juan Luis Munoz Marin Intl.
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Find flight deals from Newark to Luis Munoz Marin Intl

Cheapest flights from Newark to Luis Munoz Marin Intl
Explore the most affordable flight options available from Newark to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 27, 2025.

This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/294:00 pmEWR - SJU
1 stop16h 26mSpirit Airlines
Fri 5/98:12 pmSJU - EWR
1 stop12h 55mSpirit Airlines
Deal found 3/26$119
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/294:00 pmEWR - SJU
1 stop16h 26mMultiple Airlines
Sat 5/39:30 pmSJU - EWR
Nonstop4h 07mMultiple Airlines
Deal found 3/27$123
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/265:59 amEWR - SJU
Nonstop3h 50mFrontier
Sat 5/39:30 pmSJU - EWR
Nonstop4h 07mFrontier
Deal found 3/27$134
This United Airlines deal was found by Cheapflights users on 3/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/267:53 pmEWR - SJU
Nonstop4h 04mUnited Airlines
Thu 5/11:05 amSJU - EWR
Nonstop4h 09mUnited Airlines
Deal found 3/25$186
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/65:55 amEWR - SJU
1 stop7h 15mDelta
Sat 5/105:43 pmSJU - EWR
1 stop7h 24mDelta
Deal found 3/26$225
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/62:56 pmEWR - SJU
1 stop6h 34mJetBlue
Sat 5/1010:40 pmSJU - EWR
Nonstop4h 06mJetBlue
Deal found 3/26$244
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/17:25 amEWR - SJU
1 stop12h 59mAmerican Airlines
Sat 4/56:21 amSJU - EWR
1 stop11h 37mAmerican Airlines
Deal found 3/26$250

Cheapflights Fare Finder

Customize your flight search to find flights from Newark to Luis Munoz Marin Intl 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 27, 2025.
Use the filters below to find and compare flights from Newark Airport to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Newark

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 4/29

4:00 pm-8:26 am

1 stop16h 26m

San Juan Luis Munoz Marin Intl

Fri 5/9

8:12 pm-9:07 am

1 stop12h 55m

$119

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 4/29

4:00 pm-8:26 am

1 stop16h 26m

San Juan Luis Munoz Marin Intl

Sat 5/3

9:30 pm-1:37 am

Nonstop4h 07m

$123

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sat 4/26

11:25 am-3:15 pm

Nonstop3h 50m

San Juan Luis Munoz Marin Intl

Sat 5/3

9:30 pm-1:37 am

Nonstop4h 07m

$134

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 4/29

1:05 pm-11:54 pm

1 stop10h 49m

San Juan Luis Munoz Marin Intl

Wed 5/7

1:05 am-5:14 am

Nonstop4h 09m

$191

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 5/6

5:55 am-1:10 pm

1 stop7h 15m

San Juan Luis Munoz Marin Intl

Sat 5/10

5:43 pm-1:07 am

1 stop7h 24m

$225

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 5/6

2:56 pm-9:30 pm

1 stop6h 34m

San Juan Luis Munoz Marin Intl

Sat 5/10

10:40 pm-2:46 am

Nonstop4h 06m

$244

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 4/1

5:30 pm-5:00 am

1 stop11h 30m

San Juan Luis Munoz Marin Intl

Fri 4/4

6:04 pm-11:59 am

1 stop17h 55m

$250

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sun 5/18

5:59 am-9:59 am

Nonstop4h 00m

$70

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sat 4/26

6:00 pm-8:26 am

1 stop14h 26m

$79

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 5/6

5:59 pm-5:12 am

1 stop11h 13m

$93

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 14 results
1
2

Compare providers for flights from Newark to Luis Munoz Marin Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Newark to Luis Munoz Marin Intl in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars
FareScanPrice Accuracy-Trust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Newark Airport-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Newark Airport-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Newark Airport-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Newark Airport-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Newark Airport-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Newark Airport to San Juan Luis Munoz Marin Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Newark Airport to San Juan Luis Munoz Marin Intl Airport trip
Airlines
Frontier

Frontier offers extra comfort seats with 32” separation for a fee, enhancing your travel experience.


Early morning flights have a better chance of taking off and arriving on time with Frontier.

Read more about Frontierby Marisa Garcia
United Airlines

United's Economy Plus offers extra legroom towards the front of the economy cabin.


United's Polaris Lounges offer showers, napping areas, and dining for premium passengers.

Read more about United Airlinesby Harriet Baskas
Airports
EWR

Plan for long security waits at EWR. Arrive at least two hours early to ensure a smooth departure.

Read more about EWRby Brandon Schultz
SJU

For a quick ride from SJU, use Uber. It's cashless and often cheaper than taxis.

Read more about SJUby Brandon Schultz
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Brandon Schultz

Brandon Schultz

Expert on EWR and SJU

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Best time to book a flight from Newark to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport

How far ahead should I book a flight from Newark Airport to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Newark to Luis Munoz Marin Intl. Price data was last updated on March 21, 2025.

To ensure you get the cheapest price possible for a flight from Newark Airport to San Juan Luis Munoz Marin Intl Airport, you should look to book at least 21 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Newark Airport to San Juan Luis Munoz Marin Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Newark Airport to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Newark Airport to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). 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 Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 27, 2025.

One of the essential ways to save on airfare from Newark Airport to San Juan Luis Munoz Marin Intl Airport 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 30% on airfare.

What is the cheapest day to fly from Newark Airport to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Newark to Luis Munoz Marin Intl. Price data was last updated on March 23, 2025.

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

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, 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 Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated March 27, 2025.
Read reviews from past customers who have flown Delta, United Airlines and JetBlue from New York to San Juan. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,894 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Crew

8.5

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
7,894 reviews
Delta
8.0
Very good
7,894 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Crew

8.5

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
8,602 reviews
Delta
8.0
Very good
7,894 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Crew

8.5

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
7.3
Good
2,922 reviews
Delta
8.0
Very good
7,894 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Crew

8.5

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,894 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Crew

8.5

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
7,879 reviews
Delta
8.0
Very good
7,894 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Crew

8.5

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 Luis Munoz Marin Intl. 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 flying from Newark Airport to San Juan Luis Munoz Marin Intl Airport round-trip?

    Cheapflights users have booked flights from Newark Airport to San Juan Luis Munoz Marin Intl Airport round-trip from $119. Other airlines that can offer you cheap pricing are Frontier, from $134, and United Airlines, from $186. These flights start at 56% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Newark Airport to San Juan Luis Munoz Marin Intl Airport one-way?

    One-way options have recently been found by users for as low as $70 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $79 and American Airlines from $93 one-way.

  • What are the most reliable airlines from Newark Airport to San Juan Luis Munoz Marin Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Newark Airport to San Juan Luis Munoz Marin Intl Airport on time: Sun Country Air (100%), EL AL (88%), TAP AIR PORTUGAL (83%).

  • What are the cheapest flights from Newark Airport to San Juan Luis Munoz Marin Intl Airport?

    Looking at all options, your cheapest flight can be booked for $44. While the most popular route (Newark - San Juan Luis Munoz Marin Intl) can be booked for $146 on average our data indicates $565 when flying from Newark Airport to San Juan Luis Munoz Marin Intl Airport.

  • Can I find deals for flights from Newark to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Newark to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Newark to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from Newark to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Newark to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Newark Airport to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Newark Airport to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). 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

Traveling to a place near Newark Airport?

Book flights to Newark Airport if you plan to visit one of these locations
Dorado
Fajardo
Luquillo
Humacao
Rio Grande
Bayamón

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Alternative routes for Newark to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Luis Munoz Marin Intl flights
LaGuardia to Luis Munoz Marin Intl flights
Stewart to Luis Munoz Marin Intl flights

Top 6 airlines flying from Newark to Luis Munoz Marin Intl

Discover the top 6 airlines that operate flights from Newark to Luis Munoz Marin Intl. 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 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$90Average$222FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$125Average$234FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$154Average$361FlexibilityNo cancel feeOn-time62%
DeltaCheapest$196Average$315FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$202Average$413FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$255Average$567FlexibilityNo cancel feeOn-time71%
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