$419 Cheap Flights from San José (SJO) to San Sebastian (EAS)

View $419 flight on Sun, Jan 25, 2026Opens in a new window

Popular airlines from Juan Santamaria Intl. Airport (SJO) to San Sebastian (EAS)

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Cheap Flights from San José to San Sebastian (SJO-EAS)

Prices were available within the past 7 days and start at $419 for one-way flights and $826 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

avianca
Mon, Feb 2 - Wed, Feb 11
SJO
San José
EAS
San Sebastián
$826 Roundtrip, found 6 days ago
$826
Roundtrip
found 6 days ago
Select avianca flight, departing Mon, Feb 2 from San José to San Sebastián, returning Wed, Feb 11, priced at $826 found 6 days ago
avianca
Thu, Feb 5 - Thu, Feb 12
SJO
San José
EAS
San Sebastián
$896 Roundtrip, found 6 days ago
$896
Roundtrip
found 6 days ago
Select avianca flight, departing Thu, Feb 5 from San José to San Sebastián, returning Thu, Feb 12, priced at $896 found 6 days ago
avianca
Thu, Feb 5 - Thu, Feb 12
SJO
San José
EAS
San Sebastián
$904 Roundtrip, found 6 days ago
$904
Roundtrip
found 6 days ago
Select avianca flight, departing Thu, Feb 5 from San José to San Sebastián, returning Thu, Feb 12, priced at $904 found 6 days ago
avianca
Thu, Feb 5 - Thu, Feb 12
SJO
San José
EAS
San Sebastián
$906 Roundtrip, found 6 days ago
$906
Roundtrip
found 6 days ago
Select avianca flight, departing Thu, Feb 5 from San José to San Sebastián, returning Thu, Feb 12, priced at $906 found 6 days ago
avianca
Thu, Feb 5 - Thu, Feb 12
SJO
San José
EAS
San Sebastián
$915 Roundtrip, found 6 days ago
$915
Roundtrip
found 6 days ago
Select avianca flight, departing Thu, Feb 5 from San José to San Sebastián, returning Thu, Feb 12, priced at $915 found 6 days ago
avianca
Fri, Nov 7 - Sat, Nov 15
SJO
San José
EAS
San Sebastián
$989 Roundtrip, found 5 days ago
$989
Roundtrip
found 5 days ago
Select avianca flight, departing Fri, Nov 7 from San José to San Sebastián, returning Sat, Nov 15, priced at $989 found 5 days ago
Iberia
Wed, Nov 12 - Tue, Nov 25
SJO
San José
EAS
San Sebastián
$1,005 Roundtrip, found 6 days ago
$1,005
Roundtrip
found 6 days ago
Select Iberia flight, departing Wed, Nov 12 from San José to San Sebastián, returning Tue, Nov 25, priced at $1,005 found 6 days ago
Iberia
Wed, Nov 12 - Tue, Nov 25
SJO
San José
EAS
San Sebastián
$1,014 Roundtrip, found 6 days ago
$1,014
Roundtrip
found 6 days ago
Select Iberia flight, departing Wed, Nov 12 from San José to San Sebastián, returning Tue, Nov 25, priced at $1,014 found 6 days ago
avianca
Fri, Nov 7 - Sat, Nov 15
SJO
San José
EAS
San Sebastián
$1,025 Roundtrip, found 5 days ago
$1,025
Roundtrip
found 5 days ago
Select avianca flight, departing Fri, Nov 7 from San José to San Sebastián, returning Sat, Nov 15, priced at $1,025 found 5 days ago
American Airlines
Thu, Feb 5 - Thu, Feb 12
SJO
San José
EAS
San Sebastián
$1,148 Roundtrip, found 6 days ago
$1,148
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Feb 5 from San José to San Sebastián, returning Thu, Feb 12, priced at $1,148 found 6 days ago
Flights from San José (SJO) to San Sebastian (EAS)
Origin airport
Juan Santamaría Intl.
Destination airport
San Sebastian
Roundtrip price
$826
Distance
5365 mi

San José to San Sebastian Flights

The cheapest times to fly from San José to San Sebastian

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 San José to San Sebastian are during the month of February. You can find some of the cheapest flights from San José to San Sebastian with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San José to San Sebastian

Sunday is one of the best days to book for cheap flights from San José to San Sebastian: 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 San José to San Sebastian

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 San José to San Sebastian in 2025. You can also book with separate airlines for your outbound and return journeys, from $419 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 San José to San Sebastian 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 San José to San Sebastian 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 Juan Santamaria Intl. Airport (SJO) to San Sebastian Airport (EAS) cost?
Lock in a cheap one-way flight from $419 or cheap return flight from $826 from Juan Santamaria Intl. Airport (SJO) to San Sebastian Airport (EAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Juan Santamaria Intl. Airport (SJO) to San Sebastian Airport (EAS)?
The cheapest month to fly from SJO to EAS is February, when demand is low. Off-peak season is often when airlines offer better prices between these airports.
What is the cheapest airline that flies from Juan Santamaria Intl. Airport (SJO) to San Sebastian Airport (EAS)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from SJO to EAS. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Juan Santamaria Intl. Airport (SJO) to San Sebastian Airport (EAS)?
Nonstop flights from Juan Santamaria Intl. Airport (SJO) to San Sebastian Airport (EAS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SJO to EAS?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on various factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Juan Santamaria Intl. Airport (SJO) to San Sebastian Airport (EAS)?
Book a flight from Juan Santamaria Intl. Airport (SJO) to San Sebastian Airport (EAS) that takes off before 3 PM to reduce the likelihood of delays. Departures later than this 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.
Is it cheaper to buy a plane ticket from Juan Santamaria Intl. Airport (SJO) to San Sebastian Airport (EAS) last-minute?
Last-minute fares from SJO to EAS are generally more expensive. For the best rates, start searching for flights as early as possible. That said, if you can play around with your travel dates, you may score a cheap fare right before you leave.
Is it cheaper to book a SJO to EAS flight and hotel package?
You'll generally save money by securing a SJO to EAS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your preferred flights and accommodations, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Juan Santamaria Intl. Airport (SJO) to San Sebastian Airport (EAS)?
Typically, you can cancel or modify your SJO to EAS flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more information, head to our Customer Service portal.

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*Available to One Key members.