How long does it take to fly to Islip?

The flight from Wisconsin to Islip depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Milwaukee (a popular airport in Wisconsin) to New York John F Kennedy Intl Airport (the most popular airport in Islip), then the flight time is 2h 21m on average. If you fly from Madison (another popular airport in Wisconsin) to New York John F Kennedy Intl Airport, then the average flight time is 3h 59m.

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

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

What airlines fly to Islip?

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Islip from Wisconsin according to our data. Delta is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Islip. Keep in mind that there are 7 different airlines that fly to Islip on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Wisconsin to Islip Long Island Airport refresh daily.

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

As of September 2025, there is 1 operator available to choose from for flights from Wisconsin to Islip Long Island Airport.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wisconsin to Islip Long Island Airport.

What documentation or ID do you need to fly to Islip Long Island Airport?

The travel and health documents required for your trip to Islip Long Island Airport 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 Islip Long Island Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$84 Cheap Flights from Wisconsin to Islip in 2025/26

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Find the cheapest flights from Wisconsin to New York

Round-trip

One-way

Last minute

Cheap round-trip flights

8:40 am - 8:59 amORD-ISP

23h 19m1 stop

9:37 pm - 3:08 pmISP-ORD

18h 31m1 stop

$175Frontier

Find Deal

sáb., oct. 11 - mar., oct. 14

11:00 am - 10:57 amORD-ISP

22h 57m2 stops

4:58 pm - 7:14 amISP-ORD

15h 16m1 stop

$196Frontier

Find Deal

mar., oct. 7 - sáb., oct. 11

11:50 am - 10:37 amORD-ISP

21h 47m2 stops

9:47 pm - 11:18 amISP-ORD

14h 31m2 stops

$211Frontier

Find Deal

vie., oct. 17 - dom., oct. 19

5:50 pm - 10:37 amORD-ISP

15h 47m2 stops

9:47 pm - 11:18 amISP-ORD

14h 31m2 stops

$227Frontier

Find Deal

vie., oct. 17 - dom., oct. 19

6:00 am - 10:57 amORD-ISP

27h 57m1 stop

9:37 pm - 7:34 amISP-ORD

10h 57m1 stop

$233Multiple Airlines

Find Deal

mar., oct. 14 - jue., oct. 16

3:12 pm - 9:04 amORD-ISP

16h 52m2 stops

9:47 pm - 11:18 amISP-ORD

14h 31m2 stops

$234Frontier

Find Deal

mié., oct. 8 - dom., oct. 12

3:12 pm - 9:44 amORD-ISP

17h 32m2 stops

9:37 pm - 11:18 amISP-ORD

14h 41m2 stops

$236Frontier

Find Deal

mar., oct. 14 - jue., oct. 16

7:35 am - 12:25 pmMKE-ISP

3h 50m1 stop

4:55 pm - 9:10 pmISP-MKE

5h 15m1 stop

$241Southwest

Find Deal

mar., oct. 21 - mar., oct. 28

5:45 am - 4:05 pmMKE-ISP

9h 20m2 stops

4:55 pm - 9:10 pmISP-MKE

5h 15m1 stop

$246Southwest

Find Deal

mar., oct. 21 - mar., oct. 28

5:45 am - 4:05 pmMKE-ISP

9h 20m2 stops

4:55 pm - 10:25 pmISP-MKE

6h 30m2 stops

$251Southwest

Find Deal

mar., oct. 21 - mar., oct. 28

Frontier flights from Wisconsin to Islip

Our best Frontier deals on Wisconsin to Islip flight tickets

Frontier

Oct 11

ORD8:40 amChicago O'Hare Intl

23h 19m

1 stop

ISP8:59 amIslip Long Island

Oct 14

ISP9:37 pmIslip Long Island

18h 31m

1 stop

ORD3:08 pmChicago O'Hare Intl

$175

Find similar

Frontier

Oct 7

ORD11:00 amChicago O'Hare Intl

22h 57m

2 stops

ISP10:57 amIslip Long Island

Oct 11

ISP4:58 pmIslip Long Island

15h 16m

1 stop

ORD7:14 amChicago O'Hare Intl

$196

Find similar

Frontier

Oct 17

ORD11:50 amChicago O'Hare Intl

21h 47m

2 stops

ISP10:37 amIslip Long Island

Oct 19

ISP9:47 pmIslip Long Island

14h 31m

2 stops

ORD11:18 amChicago O'Hare Intl

$211

Find similar

Southwest flights from Wisconsin to Islip

Our best Southwest deals on Wisconsin to Islip flight tickets

Southwest

Oct 21

MKE7:35 amMilwaukee-Mitchell

3h 50m

1 stop

ISP12:25 pmIslip Long Island

Oct 28

ISP4:55 pmIslip Long Island

5h 15m

1 stop

MKE9:10 pmMilwaukee-Mitchell

$241

Find similar

Southwest

Oct 21

MKE5:45 amMilwaukee-Mitchell

9h 20m

2 stops

ISP4:05 pmIslip Long Island

Oct 28

ISP4:55 pmIslip Long Island

5h 15m

1 stop

MKE9:10 pmMilwaukee-Mitchell

$246

Find similar

Southwest

Oct 21

MKE5:45 amMilwaukee-Mitchell

9h 20m

2 stops

ISP4:05 pmIslip Long Island

Oct 28

ISP4:55 pmIslip Long Island

6h 30m

2 stops

MKE10:25 pmMilwaukee-Mitchell

$251

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

sáb. 10/11

8:40 am-8:59 am

1 stop23h 19m

Islip Long Island

mar. 10/14

9:37 pm-3:08 pm

1 stop18h 31m

$175

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

mar. 10/7

11:00 am-10:57 am

2 stops22h 57m

Islip Long Island

sáb. 10/11

4:58 pm-7:14 am

1 stop15h 16m

$196

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

vie. 10/17

11:50 am-10:37 am

2 stops21h 47m

Islip Long Island

dom. 10/19

9:47 pm-11:18 am

2 stops14h 31m

$211

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

vie. 10/17

5:50 pm-10:37 am

2 stops15h 47m

Islip Long Island

dom. 10/19

9:47 pm-11:18 am

2 stops14h 31m

$227

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

mar. 10/14

6:00 am-10:57 am

1 stop27h 57m

Islip Long Island

jue. 10/16

9:37 pm-7:34 am

1 stop10h 57m

$233

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

mié. 10/8

3:12 pm-9:04 am

2 stops16h 52m

Islip Long Island

dom. 10/12

9:47 pm-11:18 am

2 stops14h 31m

$234

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

mar. 10/14

3:12 pm-9:44 am

2 stops17h 32m

Islip Long Island

jue. 10/16

9:37 pm-11:18 am

2 stops14h 41m

$236

MilwaukeeIslip

MKE - ISP

MKEISP

Milwaukee-Mitchell

mar. 10/21

7:35 am-12:25 pm

1 stop3h 50m

Islip Long Island

mar. 10/28

4:55 pm-9:10 pm

1 stop5h 15m

$241

MilwaukeeIslip

MKE - ISP

MKEISP

Milwaukee-Mitchell

mar. 10/21

5:45 am-4:05 pm

2 stops9h 20m

Islip Long Island

mar. 10/28

4:55 pm-9:10 pm

1 stop5h 15m

$246

MilwaukeeIslip

MKE - ISP

MKEISP

Milwaukee-Mitchell

mar. 10/21

5:45 am-4:05 pm

2 stops9h 20m

Islip Long Island

mar. 10/28

4:55 pm-10:25 pm

2 stops6h 30m

$251

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 Wisconsin to Islip

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

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Islip?

On average, the least expensive day to fly to Islip from Wisconsin is on a Thursday. momondo users have found tickets for Thursday departures for as low as $163. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Wisconsin to Islip on a Wednesday will generally be more expensive and average around $366. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Islip?

Flying to Islip from Wisconsin in the morning is the least expensive time of day to depart. momondo users have found prices as low as $260 when looking at flights departing in the morning. Flights in the afternoon are often more expensive with an average ticket price of $366.

Cheap Wisconsin to Islip flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Wisconsin to Islip Long Island Airport?
Prices for flights from Wisconsin to Islip Long Island Airport refresh daily.
How many operators does momondo search for flights from Wisconsin to Islip Long Island Airport?
As of September 2025, there is 1 operator available to choose from for flights from Wisconsin to Islip Long Island Airport.
How old do you have to be to fly from Wisconsin to Islip Long Island Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wisconsin to Islip Long Island Airport.
What documentation or ID do you need to fly to Islip Long Island Airport?
The travel and health documents required for your trip to Islip Long Island Airport 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 Islip Long Island Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Wisconsin to Islip

Compare and see reviews for airlines that fly from Wisconsin to Islip with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $244	Free Cancellation	Rating 8.0 4,244 reviews		Search Southwest flights

Montauk

Riverhead

Sag Harbor

Southampton

Amagansett

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Wisconsin to Islip. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Islip from Wisconsin.

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

Of course. momondo tracks the price of Wisconsin to Islip flights. All you need is a valid email address and we will do the rest; it is that quick and easy.