$64 Cheap Flights from Newark Liberty Intl. Airport (EWR) to San José (SJO)

View $64 flight on Mon, Nov 3, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Newark Liberty Intl. Airport to San José (EWR-SJO)

Prices were available within the past 7 days and start at $64 for one-way flights and $240 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Arajet
Mon, Nov 3 - Tue, Nov 11
EWR
New York
SJO
San José
$240 Roundtrip, found 2 days ago
$240
Roundtrip
found 2 days ago
Select Arajet flight, departing Mon, Nov 3 from New York to San José, returning Tue, Nov 11, priced at $240 found 2 days ago
Arajet
Mon, Nov 24 - Sat, Dec 6
EWR
New York
SJO
San José
$243 Roundtrip, found 3 hours ago
$243
Roundtrip
found 3 hours ago
Select Arajet flight, departing Mon, Nov 24 from New York to San José, returning Sat, Dec 6, priced at $243 found 3 hours ago
Arajet
Mon, Nov 24 - Mon, Dec 8
EWR
New York
SJO
San José
$251 Roundtrip, found 3 hours ago
$251
Roundtrip
found 3 hours ago
Select Arajet flight, departing Mon, Nov 24 from New York to San José, returning Mon, Dec 8, priced at $251 found 3 hours ago
Arajet
Wed, Nov 12 - Mon, Nov 17
EWR
New York
SJO
San José
$253 Roundtrip, found 1 hour ago
$253
Roundtrip
found 1 hour ago
Select Arajet flight, departing Wed, Nov 12 from New York to San José, returning Mon, Nov 17, priced at $253 found 1 hour ago
Spirit Airlines
Wed, May 28 - Thu, May 29
EWR
New York
SJO
San José
$255 Roundtrip, found 19 hours ago
$255
Roundtrip
found 19 hours ago
Select Spirit Airlines flight, departing Wed, May 28 from New York to San José, returning Thu, May 29, priced at $255 found 19 hours ago
Arajet
Wed, Nov 12 - Sun, Nov 23
EWR
New York
SJO
San José
$258 Roundtrip, found 4 hours ago
$258
Roundtrip
found 4 hours ago
Select Arajet flight, departing Wed, Nov 12 from New York to San José, returning Sun, Nov 23, priced at $258 found 4 hours ago
Spirit Airlines
Sun, May 11 - Wed, May 21
EWR
New York
SJO
San José
$265 Roundtrip, just found
$265
Roundtrip
just found
Select Spirit Airlines flight, departing Sun, May 11 from New York to San José, returning Wed, May 21, priced at $265 just found
United
Tue, Sep 9 - Wed, Sep 10
EWR
New York
SJO
San José
$274 Roundtrip, found 1 hour ago
$274
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Sep 9 from New York to San José, returning Wed, Sep 10, priced at $274 found 1 hour ago
Delta
Wed, Apr 30 - Wed, Jun 11
EWR
New York
SJO
San José
$306 Roundtrip, found 5 days ago
$306
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Apr 30 from New York to San José, returning Wed, Jun 11, priced at $306 found 5 days ago
American Airlines
Sun, Apr 27 - Wed, May 7
EWR
New York
SJO
San José
$315 Roundtrip, just found
$315
Roundtrip
just found
Select American Airlines flight, departing Sun, Apr 27 from New York to San José, returning Wed, May 7, priced at $315 just found
Flights from Newark Liberty Intl. Airport (EWR) to San José (SJO)
Origin airport
Newark Liberty Intl. Airport
Destination airport
Juan Santamaría Intl.
Airlines serving
Aeromexico, Air Canada, Alaska Airlines, American Airlines, Copa, Delta, Frontier Airlines, Hahn Air Technologies, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$239
Distance
2207 mi

Newark Liberty Intl. Airport to San José Flights

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

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 José are during the month of November. You can find some of the cheapest flights from Newark Liberty Intl. Airport to San José with Expedia's search tool and vast selection of airlines.

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

Sunday is one of the best days to book for cheap flights from Newark Liberty Intl. Airport to San José: 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 José

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 José in 2025. You can also book with separate airlines for your outbound and return journeys, from $64 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 José 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 José 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 Juan Santamaria Intl. Airport (SJO) cost?
Pick up cheap return tickets starting from $294 from Liberty Intl. Airport (EWR) to Juan Santamaria Intl. Airport (SJO). 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 United and JetBlue Airways flight leaving EWR on April 27 2025 and touching down at SJO. The price was last updated on April 23 2025 and has not changed since.
What is the cheapest month to fly from EWR to SJO?
The cheapest flights from EWR to SJO 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 Juan Santamaria Intl. Airport (SJO)?
You can travel nonstop from Liberty Intl. Airport (EWR) to Juan Santamaria Intl. Airport (SJO) on a United Airlines flight.
What is the cheapest airline that flies from EWR to SJO?
Right now, the cheapest airline offering one-way flights from EWR to SJO is United. You can book a seat on this route from $132. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from EWR on May 7 2025. Prices were last updated on April 23 2025 and have not changed since.
How many flights per day from Liberty Intl. Airport (EWR) to Juan Santamaria Intl. Airport (SJO)?
Each day, an average of 2 nonstop flights take off from Liberty Intl. Airport (EWR) to Juan Santamaria Intl. Airport (SJO). Select the departure time that best suits your travel plans.
What are the most popular departure times for flights from Liberty Intl. Airport (EWR) to Juan Santamaria Intl. Airport (SJO)?
The 8 AM departures from EWR to SJO are the busiest. They can also be more expensive. If you’re looking to save, book during off-peak hours.
What day of the week has the most flights from EWR to SJO?
Saturday has the most flights from Liberty Intl. Airport (EWR) to Juan Santamaria Intl. Airport (SJO). Consider leaving on this day and you’ll have the best chance of finding a departure that fits your schedule.
What is the earliest flight from Liberty Intl. Airport (EWR) to Juan Santamaria Intl. Airport (SJO)?
The first flight of the day leaving Liberty Intl. Airport (EWR) is at around 7:27AM UTC-5. Hop on this flight and you’ll reach Juan Santamaria Intl. Airport (SJO) at approximately 11:57AM UTC-6. The overall travel time is 5h 30m.
How long does it take to fly from Liberty Intl. Airport (EWR) to Juan Santamaria Intl. Airport (SJO)?
Flights from EWR to SJO have an average travel time of 5 hours and 23 minutes. The distance between the two is 2,200 mi.
What is the best time to fly from Liberty Intl. Airport (EWR) to Juan Santamaria Intl. Airport (SJO)?
Select a flight from Liberty Intl. Airport (EWR) to Juan Santamaria Intl. Airport (SJO) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**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 José from Liberty Intl. Airport (EWR)?
If you’re boarding a direct flight from Liberty Intl. Airport (EWR) to San José, Juan Santamaria Intl. Airport (SJO) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Liberty Intl. Airport (EWR) to Juan Santamaria Intl. Airport (SJO) last-minute?
Last-minute bookings from EWR to SJO are usually more expensive. To lock in the lowest prices, start looking for flights as soon as possible. That being said, if you can play around with your travel dates, it’s possible to score a cheap fare right before your journey.
Is it cheaper to book an EWR to SJO flight and hotel package?
You’ll typically save money by booking an EWR to SJO flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s easy to manage it all in one convenient place. After choosing your preferred flights and accommodations, you can add extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Liberty Intl. Airport (EWR) to Juan Santamaria Intl. Airport (SJO)?
In most instances, you can cancel or modify your EWR to SJO flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline’s guidelines and fees on flight changes, or if you want further details, visit our Customer Service portal.

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*Available to One Key members.