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Cheap Flight Deals to Islip

$228+ May 20 – May 24 EWR – ISP View Deal
$278+ May 20 – May 23 EWR – ISP View Deal
$290+ May 8 – May 15 EWR – ISP View Deal
$303+ May 31 – Jun 2 EWR – 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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