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Cheap Flight Deals to Islip

$239+ Jun 10 – Jun 13 EWR – ISP View Deal
$272+ May 30 – Jun 6 EWR – ISP View Deal
$278+ Jun 1 – Jun 8 EWR – ISP View Deal
$332+ Jun 25 – Jun 28 LGA – ISP View Deal
$388+ May 28 – May 30 LGA – ISP View Deal

Weather in Islip °F°CAverage monthly temperatures

Jan
 18 days
Feb
 11 days
Mar
 16 days
Apr
 13 days
May
 13 days
Jun
 16 days
Jul
 22 days
Aug
 18 days
Sep
 8 days
Oct
 11 days
Nov
 12 days
Dec
 18 days
Sunny or mostly sunny days
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