Our data shows that September tends to be the cheapest month to fly to Costa Rica from Islip, New York. Users have commonly found prices around $438 for the month, but tickets can be as low as $158. Due to multiple factors, prepare for potentially higher prices in December.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to Costa Rica as you normally would.
Fly from
Fly to
Budget
$447 - $606
Route
Depart
Return
Price
Islip Long IslandSan José Juan Santamaria Intl
ISP - SJO
ISPSJO
Islip Long Island
Wed 6/19
1 stop21h 59m
San José Juan Santamaria Intl
Wed 6/26
2 stops27h 36m
Islip Long IslandSan José Juan Santamaria Intl
ISP - SJO
ISPSJO
Islip Long Island
Sun 6/16
1 stop6h 55m
San José Juan Santamaria Intl
Sun 6/23
1 stop11h 40m
No data available for this route at this time. Please check back soon.
Crew
Overall
Entertainment
Food
Comfort
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Crew
Overall
Entertainment
Food
Comfort
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Cheapflights makes it easy to find Islip to Costa Rica flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
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Cheapflights does show flights with no change fees to all users. To see these options for flights from Islip to Costa Rica, users can toggle the no change fees filter when performing a flight search.
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