$75 Cheap Flights from Newark Liberty Intl. Airport (EWR) to San Juan (SJU)

View $75 flight on Mon, Jul 28, 2025Opens in a new window

Popular airlines from Newark Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU)

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Cheap Flights from Newark Liberty Intl. Airport to San Juan (EWR-SJU)

Prices were available within the past 7 days and start at $75 for one-way flights and $150 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Mon, Jul 28 - Fri, Aug 1
EWR
New York
SJU
San Juan
$150 Roundtrip, just found
$150
Roundtrip
just found
Select Spirit Airlines flight, departing Mon, Jul 28 from New York to San Juan, returning Fri, Aug 1, priced at $150 just found
Spirit Airlines
Fri, Aug 1 - Fri, Aug 8
EWR
New York
SJU
San Juan
$154 Roundtrip, just found
$154
Roundtrip
just found
Select Spirit Airlines flight, departing Fri, Aug 1 from New York to San Juan, returning Fri, Aug 8, priced at $154 just found
Frontier Airlines
Sun, Jul 13 - Thu, Jul 17
EWR
New York
SJU
San Juan
$156 Roundtrip, just found
$156
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, Jul 13 from New York to San Juan, returning Thu, Jul 17, priced at $156 just found
Spirit Airlines
Sun, Jul 13 - Thu, Jul 17
EWR
New York
SJU
San Juan
$157 Roundtrip, just found
$157
Roundtrip
just found
Select Spirit Airlines flight, departing Sun, Jul 13 from New York to San Juan, returning Thu, Jul 17, priced at $157 just found
Spirit Airlines
Mon, Jul 14 - Fri, Aug 8
EWR
New York
SJU
San Juan
$161 Roundtrip, found 8 hours ago
$161
Roundtrip
found 8 hours ago
Select Spirit Airlines flight, departing Mon, Jul 14 from New York to San Juan, returning Fri, Aug 8, priced at $161 found 8 hours ago
Spirit Airlines
Wed, Sep 10 - Fri, Sep 19
EWR
New York
SJU
San Juan
$166 Roundtrip, found 1 hour ago
$166
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Wed, Sep 10 from New York to San Juan, returning Fri, Sep 19, priced at $166 found 1 hour ago
Frontier Airlines
Mon, Jul 21 - Thu, Jul 31
EWR
New York
SJU
San Juan
$167 Roundtrip, found 1 hour ago
$167
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Jul 21 from New York to San Juan, returning Thu, Jul 31, priced at $167 found 1 hour ago
American Airlines
Tue, Jul 15 - Fri, Jul 18
EWR
New York
SJU
San Juan
$175 Roundtrip, just found
$175
Roundtrip
just found
Select American Airlines flight, departing Tue, Jul 15 from New York to San Juan, returning Fri, Jul 18, priced at $175 just found
JetBlue Airways
Mon, Aug 18 - Fri, Aug 22
EWR
New York
SJU
San Juan
$215 Roundtrip, just found
$215
Roundtrip
just found
Select JetBlue Airways flight, departing Mon, Aug 18 from New York to San Juan, returning Fri, Aug 22, priced at $215 just found
United
Mon, Sep 29 - Mon, Oct 6
EWR
New York
SJU
San Juan
$216 Roundtrip, just found
$216
Roundtrip
just found
Select United flight, departing Mon, Sep 29 from New York to San Juan, returning Mon, Oct 6, priced at $216 just found

Find the cheapest month to fly from New York (EWR) to San Juan (SJU)

February is typically the cheapest month to fly

From $87 - $431 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Juan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Luis Munoz Marin Intl. SJU. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $206
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $206
0
Flights from Newark Liberty Intl. Airport (EWR) to San Juan (SJU)
Origin airport
Newark Liberty Intl. Airport
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$150
Distance
1612 mi

Newark Liberty Intl. Airport to San Juan Flights

The cheapest times to fly from Newark Liberty Intl. Airport to San Juan

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Newark Liberty Intl. Airport to San Juan are during the month of July. You can find some of the cheapest flights from Newark Liberty Intl. Airport to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Newark Liberty Intl. Airport to San Juan

Sunday is one of the best days to book for cheap flights from Newark Liberty Intl. Airport to San Juan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Newark Liberty Intl. Airport to San Juan

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Newark Liberty Intl. Airport to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $75 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Newark Liberty Intl. Airport to San Juan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Newark Liberty Intl. Airport to San Juan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU) cost?
Cheap round-trip fares from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU) start from $131. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Spirit Airlines flight leaving EWR on July 14 2025 and touching down at SJU. The price was last updated on July 2 2025 and has not changed since.
What is the cheapest month to fly from EWR to SJU?
The cheapest flights from EWR to SJU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU)?
Select from 3 airlines that fly nonstop from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU). Including:

  • United Airlines
  • Frontier Airlines
  • JetBlue Airways

What is the cheapest airline that flies from EWR to SJU?
Jet off from EWR to SJU with Spirit Airlines. This airline currently offers the lowest one-way fare on this route, starting at $61. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from EWR on July 14 2025. Prices were last updated on July 2 2025 and have not changed since.
How many flights per day from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU)?
When jetting out of Liberty Intl. Airport (EWR), you can pick from an average of 6 daily direct flights to Luis Munoz Marin Intl. Airport (SJU).
What are the most popular departure times for flights from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU)?
More travelers fly between EWR and SJU at 7 AM than at any other time. Prefer a quieter experience? Pick a flight outside the busiest times and you could save on your fare as well.
What day of the week has the most flights from EWR to SJU?
If you jet off on a Friday, you'll get the widest range of options for flights from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU).
What is the earliest flight from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU)?
Liberty Intl. Airport (EWR)'s first flight to Luis Munoz Marin Intl. Airport (SJU) takes off at approximately 6:00AM UTC-5. With a total flight time of 3h 47m, you'll land at around 10:47AM UTC-4.
How long does it take to fly from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU)?
It takes approximately 3 hours and 51 minutes to travel the 1,600 mi from EWR to SJU.
What airline has the least delays from EWR to SJU?
With 83% of flights usually landing on schedule, Frontier Airlines has the best on-time performance for nonstop flights from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU). To check your flight status and receive notifications if anything changes, head to the Expedia App.
What is the best time to fly from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU)?
To reach Luis Munoz Marin Intl. Airport (SJU) on time, book a flight that leaves Liberty Intl. Airport (EWR) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Juan from Liberty Intl. Airport (EWR)?
Luis Munoz Marin Intl. Airport (SJU) is the only airport in San Juan with direct flights from Liberty Intl. Airport (EWR). Consider the available options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Booking your ticket from EWR to SJU just before your trip is typically more expensive. But if there's some wiggle room with your departure times and dates, you could score a cheap last-minute fare.
Can I cancel or change the date of my flight from Liberty Intl. Airport (EWR) to Luis Munoz Marin Intl. Airport (SJU)?
In most cases, you're able to reschedule or cancel your EWR to SJU flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want more details, visit our Customer Service portal.

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*Available to One Key members.