Search hundreds of travel sites at once for deals on flights to Islip
Round-trip
1 adult
Economy
0 bags
Thu 3/9
Thu 3/16
Let KAYAK do the searching
Save 22% or more
Search hundreds of travel sites at once for deals on flights to Islip
We’re completely free to use – no hidden charges or fees.
Filter by cabin class, free Wi-Fi and more
Bundle your flight + hotel and save
When to book flights from San José to Long Island
Estimated round-trip price
Average price per month
Flight prices as travel date approaches
Top tips for finding a cheap flight from SJO to Islip
Looking for a cheap flight? 25% of our users found flights on this route for $285 or less one-way and $534 or less round-trip.
FAQs for booking flights from San José to Islip
Yes, you'll most likely have to show a valid passport before boarding the plane in San José and on arrival in Islip.
The earliest departure to Islip leaves San José at 8:59 pm.
The last departure to Islip leaves San José at 8:59 pm.
There are no direct flights connecting San José to Islip.
We unfortunately don’t have that data for this specific route.
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San José to Islip.
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from San José is likely to change within 7 days, so travelers know whether to wait or book now.
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Islip with an airline and back to San José with another airline. Booking your flights between San José and ISP can sometimes prove cheaper using this method.
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Islip from San José up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.