To save up to 94% on this flight, we recommend booking at least 49 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 Diego to Islip, New York from $366 1-2 weeks out and tickets from $587 for flights departing within the next 72 hours.
Our data shows that September tends to be the cheapest month to fly to Islip, New York from San Diego. Users have commonly found prices around $332 for the month, but tickets can be as low as $129. Due to multiple factors, prepare for potentially higher prices in June.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Diego to Islip, New York as you normally would.
Fly from
Fly to
Budget
$650 - $992
Route
Depart
Return
Price
San DiegoIslip Long Island
SAN - ISP
SANISP
San Diego
Thu 6/20
2 stops21h 41m
Islip Long Island
Sun 6/23
3 stops25h 33m
San DiegoIslip Long Island
SAN - ISP
SANISP
San Diego
Thu 6/20
3 stops21h 41m
Islip Long Island
Sun 6/23
3 stops25h 33m
San DiegoIslip Long Island
SAN - ISP
SANISP
San Diego
Thu 6/20
2 stops20h 21m
Islip Long Island
Sun 6/23
1 stop25h 46m