When did momondo last update prices for flights from Islip Long Island Airport to Wisconsin?

Prices for flights from Islip Long Island Airport to Wisconsin were last updated today.

How many operators does momondo search for flights from Islip Long Island Airport to Wisconsin?

As of April 2026, there is 1 operator available to choose from for flights from Islip Long Island Airport to Wisconsin.

How old do you have to be to fly from Islip Long Island Airport to Wisconsin?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Wisconsin.

What documentation or ID do you need to fly to Wisconsin?

The travel and health documents required for your trip to Wisconsin can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Wisconsin. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$78 Cheap Flights from Islip to Wisconsin in 2026

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Find the cheapest flights from Islip, New York to Wisconsin

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:31 pm - 1:09 am

ISP

ORD

29h 38m

1 stop

2:05 pm - 9:13 am

ORD

ISP

18h 08m

1 stop

$182Frontier

Sun, Apr 19 - Thu, Apr 23

8:31 pm - 1:09 am

ISP

ORD

29h 38m

1 stop

2:05 pm - 9:13 am

ORD

ISP

18h 08m

1 stop

$201Frontier

Sun, Apr 19 - Thu, Apr 23

4:07 pm - 1:00 pm

ISP

ORD

21h 53m

1 stop

1:27 pm - 10:05 am

ORD

ISP

43h 38m

2 stops

$203Multiple Airlines

Mon, Apr 27 - Mon, May 4

8:31 pm - 1:09 am

ISP

ORD

29h 38m

1 stop

2:05 pm - 9:13 am

ORD

ISP

18h 08m

1 stop

$223Frontier

Sun, Apr 19 - Thu, Apr 23

8:31 pm - 10:37 am

ISP

ORD

15h 06m

1 stop

4:57 pm - 9:13 am

ORD

ISP

15h 16m

1 stop

$254Frontier

Fri, Apr 17 - Sun, Apr 19

7:34 pm - 4:56 pm

ISP

ORD

22h 22m

1 stop

8:52 pm - 11:10 am

ORD

ISP

13h 18m

2 stops

$267Multiple Airlines

Mon, Apr 13 - Fri, Apr 17

4:30 pm - 11:10 pm

ISP

MKE

7h 40m

1 stop

3:30 pm - 8:25 pm

MKE

ISP

3h 55m

1 stop

$296Southwest

Mon, Apr 27 - Mon, May 4

4:30 pm - 10:15 pm

ISP

MKE

6h 45m

2 stops

2:15 pm - 11:30 pm

MKE

ISP

8h 15m

2 stops

$301Southwest

Mon, Apr 27 - Mon, May 4

5:50 pm - 9:47 am

ISP

MSN

40h 57m

3 stops

6:50 pm - 4:47 pm

MSN

ISP

20h 57m

1 stop

$863Breeze Airways

Thu, Jul 23 - Mon, Jul 27

7:49 pm - 9:47 am

ISP

MSN

38h 58m

2 stops

6:50 pm - 4:47 pm

MSN

ISP

20h 57m

1 stop

$873Breeze Airways

Thu, Jul 23 - Mon, Jul 27

Frontier flights from Islip, New York to Wisconsin

Our best Frontier deals on Islip, New York to Wisconsin flight tickets

Frontier

Apr 19

ISP8:31 pmIslip Long Island

29h 38m

1 stop

ORD1:09 amChicago O'Hare Intl

Apr 23

ORD2:05 pmChicago O'Hare Intl

18h 08m

1 stop

ISP9:13 amIslip Long Island

$182

Frontier

Apr 19

ISP8:31 pmIslip Long Island

29h 38m

1 stop

ORD1:09 amChicago O'Hare Intl

Apr 23

ORD2:05 pmChicago O'Hare Intl

18h 08m

1 stop

ISP9:13 amIslip Long Island

$201

Frontier

Apr 19

ISP8:31 pmIslip Long Island

29h 38m

1 stop

ORD1:09 amChicago O'Hare Intl

Apr 23

ORD2:05 pmChicago O'Hare Intl

18h 08m

1 stop

ISP9:13 amIslip Long Island

$223

Southwest flights from Islip, New York to Wisconsin

Our best Southwest deals on Islip, New York to Wisconsin flight tickets

Southwest

Apr 27

ISP4:30 pmIslip Long Island

7h 40m

1 stop

MKE11:10 pmMilwaukee-Mitchell

May 4

MKE3:30 pmMilwaukee-Mitchell

3h 55m

1 stop

ISP8:25 pmIslip Long Island

$296

Southwest

Apr 27

ISP4:30 pmIslip Long Island

6h 45m

2 stops

MKE10:15 pmMilwaukee-Mitchell

May 4

MKE2:15 pmMilwaukee-Mitchell

8h 15m

2 stops

ISP11:30 pmIslip Long Island

$301

Southwest

May 9

ISP4:40 pmIslip Long Island

7h 10m

1 stop

MKE10:50 pmMilwaukee-Mitchell

May 10

MKE4:45 pmMilwaukee-Mitchell

6h 05m

2 stops

ISP11:50 pmIslip Long Island

$307

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipChicago

ISP - ORD

ISPORD

Islip Long Island

Sun 4/19

8:31 pm-1:09 am

1 stop29h 38m

Chicago O'Hare Intl

Thu 4/23

2:05 pm-9:13 am

1 stop18h 08m

$182

IslipChicago

ISP - ORD

ISPORD

Islip Long Island

Sun 4/19

8:31 pm-1:09 am

1 stop29h 38m

Chicago O'Hare Intl

Thu 4/23

2:05 pm-9:13 am

1 stop18h 08m

$201

IslipChicago

ISP - ORD

ISPORD

Islip Long Island

Mon 4/27

4:07 pm-1:00 pm

1 stop21h 53m

Chicago O'Hare Intl

Mon 5/4

1:27 pm-10:05 am

2 stops43h 38m

$203

IslipChicago

ISP - ORD

ISPORD

Islip Long Island

Sun 4/19

8:31 pm-1:09 am

1 stop29h 38m

Chicago O'Hare Intl

Thu 4/23

2:05 pm-9:13 am

1 stop18h 08m

$223

IslipChicago

ISP - ORD

ISPORD

Islip Long Island

Fri 4/17

8:31 pm-10:37 am

1 stop15h 06m

Chicago O'Hare Intl

Sun 4/19

4:57 pm-9:13 am

1 stop15h 16m

$254

IslipChicago

ISP - ORD

ISPORD

Islip Long Island

Mon 4/13

7:34 pm-4:56 pm

1 stop22h 22m

Chicago O'Hare Intl

Fri 4/17

8:52 pm-11:10 am

2 stops13h 18m

$267

Quickest round-trip

IslipMilwaukee

ISP - MKE

ISPMKE

Islip Long Island

Mon 4/27

4:30 pm-11:10 pm

1 stop7h 40m

Milwaukee-Mitchell

Mon 5/4

3:30 pm-8:25 pm

1 stop3h 55m

$296

IslipMilwaukee

ISP - MKE

ISPMKE

Islip Long Island

Mon 4/27

4:30 pm-10:15 pm

2 stops6h 45m

Milwaukee-Mitchell

Mon 5/4

2:15 pm-11:30 pm

2 stops8h 15m

$301

IslipMadison

ISP - MSN

ISPMSN

Islip Long Island

Thu 7/23

5:50 pm-9:47 am

3 stops40h 57m

Madison Truax Field

Mon 7/27

6:50 pm-4:47 pm

1 stop20h 57m

$863

IslipMadison

ISP - MSN

ISPMSN

Islip Long Island

Thu 7/23

7:49 pm-9:47 am

2 stops38h 58m

Madison Truax Field

Mon 7/27

6:50 pm-4:47 pm

1 stop20h 57m

$873

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Islip, New York to Wisconsin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Islip Long Island to Wisconsin?

Frontier, Southwest, and Breeze Airways are the most popular carriers operating from Islip Long Island to Wisconsin

What airlines fly to Wisconsin?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Wisconsin from Islip, New York according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Wisconsin. Keep in mind that there are 5 different airlines that fly to Wisconsin on a routine basis, so you have a few additional options to choose from.

Cheap Islip, New York to Wisconsin flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Wisconsin

Fastest flight time	4h 35m
Direct flights	None

The fastest flight from Islip, New York to Wisconsin takes 4h 35m

There are no direct flights from Islip, New York to Wisconsin. There are no popular flight routes from Islip, New York to Wisconsin.

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Frequently asked questions about flying from Islip, New York to Wisconsin

When did momondo last update prices for flights from Islip Long Island Airport to Wisconsin?
Prices for flights from Islip Long Island Airport to Wisconsin were last updated today.
How many operators does momondo search for flights from Islip Long Island Airport to Wisconsin?
As of April 2026, there is 1 operator available to choose from for flights from Islip Long Island Airport to Wisconsin.
How old do you have to be to fly from Islip Long Island Airport to Wisconsin?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Wisconsin.
What documentation or ID do you need to fly to Wisconsin?
The travel and health documents required for your trip to Wisconsin can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Wisconsin. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Wisconsin?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Islip to Wisconsin. momondo saves you time and could save you money on your trip.

Can I find flights from Islip to Wisconsin with flexible booking policies on momondo?

Yes. All flights to Wisconsin from Islip on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Islip to Wisconsin?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Islip to Wisconsin.

I’m not ready to book a flight from Islip to Wisconsin right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Wisconsin, momondo offers a useful price alert feature which will track prices for flights to Wisconsin from Islip and alert you when they change.