To save up to 117% on this flight, we recommend booking at least 51 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Jose to Islip, New York from $298 1-2 weeks out and tickets from $333 for flights departing within the next 72 hours.
February can be a great time to fly to Islip, New York from San Jose with a flight ticket averaging about $343. Cheapflights users have found deals in the month of February for as cheap as $143. The most expensive prices can be found in the month of December.
When flying from San Jose to Islip, New York, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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Cheapflights does show flights with no change fees to all users. To see these options for flights from San Jose to Islip, users can toggle the no change fees filter when performing a flight search.
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