$95 Cheap Spirit Airlines flights Newark Liberty Intl. Airport (EWR) to San José (SJO)

You can find cheap round-trip Spirit Airlines flights from $250 from EWR to SJO by sorting your results from “Price (lowest to highest)” on Expedia. Or search for deals from $95 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines flights to San José are typically cheaper in the quieter months of September and October. Whether you’re searching for a one-way or round-trip ticket, you could land a better deal then.

Getting the best Spirit Airlines deals from EWR to SJO often comes down to booking at the right moment. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better still, you can pocket 17% on average by buying your fare on a Sunday rather than a Friday, which is often the most expensive day to book.* It’s smart to kick off your flight search about one month before your departure date.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To find out if there’s a direct route from EWR to SJO with Spirit Airlines or another carrier, select the “Nonstop” filter when browsing for tickets.

Find Spirit Airlines’s earliest flights from EWR to SJO by checking the “Morning” and “Early Morning” filters. Not only will you arrive sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Spirit Airlines flights from Liberty Intl. Airport (EWR) to San José arrive at Juan Santamaria Intl. Airport (SJO). This is the main entry point to this city.

A rewarding loyalty program and the opportunity to collect points through Free Spirit are the start of the reasons to leave from EWR to SJO with Spirit Airlines. Plus, when you join our One Key™ program, you can earn OneKeyCash™* on top of any airline loyalty program earnings. It’s yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your ticket type, a fee generally applies if you modify or cancel your booking more than 24 hours after it’s confirmed. To find tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes while searching for flights. For additional information on canceling or changing your reservation, go to “Trips,” select your flight and tick “Manage Booking.”