Find cheap flights to Islip from $90

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1 stop

Wed, Nov 5

Columbus LCKIslip ISP

$90

1 stop

Tue, Nov 4

Columbus CMHIslip ISP

$102

1 stop

Wed, Nov 5

Columbus LCKIslip ISP

$131

2 stops

Fri, Nov 7

Columbus CMHIslip ISP

$146

2 stops

Mon, Nov 3

Columbus CMHIslip ISP

$177

1 stop

Wed, Nov 5

Columbus CMHIslip ISP

$195

2 stops

Fri, Nov 7 – Thu, Nov 13

Columbus CMHIslip ISP

$212

1 stop

Tue, Nov 4 – Sun, Nov 9

Columbus CMHIslip ISP

$252

1 stop

Wed, Nov 5 – Sun, Nov 9

Columbus LCKIslip ISP

$282

2 stops

Fri, Nov 7 – Thu, Nov 13

Columbus CMHIslip ISP

$283

2 stops

Fri, Nov 7 – Wed, Nov 12

Columbus CMHIslip ISP

$315

1 stop

Wed, Nov 5 – Sun, Nov 9

Columbus CMHIslip ISP

$349

Cheap flights to Islip

Weather in Islip

Average Weather

Month	Average monthly max temperature	Average monthly min temperature
January	3°C	-1°C
February	4°C	-1°C
March	7°C	2°C
April	12°C	7°C
May	17°C	12°C
June	22°C	17°C
July	26°C	21°C
August	26°C	21°C
September	22°C	18°C
October	17°C	13°C
November	11°C	6°C
December	7°C	2°C

Hottest Month

26°C

July

Coldest month

-1°C

January

Sunny days

276

days per year

Snow days

days per year

14 day forecast

Friday

17 Oct

19°C7°C

24 Oct

17°C12°C

Saturday

18 Oct

17°C7°C

25 Oct

19°C14°C

Sunday

19 Oct

20°C14°C

26 Oct

21°C15°C

Monday

20 Oct

88%

17°C13°C

27 Oct

19°C14°C

Tuesday

21 Oct

19°C13°C

28 Oct

19°C13°C

Wednesday

22 Oct

89%

17°C12°C

29 Oct

18°C14°C

Thursday

23 Oct

17°C12°C

30 Oct

78%

19°C15°C

Cheapest month to fly to Islip

Explore price trends for trips to Islip

Showing prices in USD

Annual Avg. Price	82 USD
November 2025	33 USD
December 2025	33 USD
January 2026	45 USD
February 2026	45 USD
March 2026	49 USD
April 2026	61 USD
May 2026	108 USD
June 2026	108 USD
July 2026	108 USD
August 2026	202 USD
September 2026	108 USD