What is the cheapest flight from Chicago O'Hare Intl Airport to Islip?

In the last 3 days, the lowest price for a flight from Chicago O'Hare Intl Airport to Islip was $78 for a one-way ticket and $201 for a round-trip. Visit our flight page for the latest deals!>/a>

Do I need a passport to fly between Chicago and Islip?

No Visit our flight page for the latest deals!>/a>

Which aircraft models fly most regularly from Chicago to Islip?

We unfortunately don’t have that data for this specific route.

How does KAYAK find such low prices on flights from Chicago to Islip?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Chicago to Islip. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Chicago to Islip?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Chicago is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Chicago to Islip?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Islip with an airline and back to Chicago with another airline. Booking your flights between Chicago and ISP can sometimes prove cheaper using this method. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Chicago to Islip?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Islip from Chicago up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$78 CHEAP FLIGHTS from Chicago to Islip (ORD - ISP)

ORD - ISP

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Cheap Flights from Chicago to Islip (ORD-ISP)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Chicago to Islip that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Chicago to Islip

Thu, Jun 5 - Sun, Jun 8

5:55 pm - 7:51 amORD-ISP

12h 56m1 stop

8:26 pm - 12:10 amISP-ORD

28h 44m1 stop

$201Frontier

Find Deal

Fri, May 30 - Mon, Jun 2

5:14 pm - 8:11 pmORD-ISP

25h 57m1 stop

8:26 pm - 12:36 amISP-ORD

29h 10m1 stop

$210Frontier

Find Deal

Sat, Aug 16 - Fri, Aug 22

12:20 pm - 1:04 pmORD-ISP

23h 44m1 stop

7:22 pm - 2:53 pmISP-ORD

20h 31m1 stop

$240Frontier

Find Deal

Mon, May 19 - Sun, Jun 22

6:55 am - 3:33 pmORD-ISP

7h 38m1 stop

8:21 pm - 8:38 amISP-ORD

13h 17m1 stop

$251Frontier

Find Deal

Wed, Jun 11 - Sat, Jun 14

5:03 pm - 7:36 pmORD-ISP

25h 33m1 stop

8:21 pm - 7:09 amISP-ORD

11h 48m1 stop

$262Frontier

Find Deal

Thu, Jun 5 - Thu, Jun 12

5:55 pm - 7:51 amORD-ISP

12h 56m1 stop

8:21 pm - 8:53 amISP-ORD

13h 32m1 stop

$291Frontier

Find Deal

Tue, Jun 3 - Tue, Jun 10

1:50 pm - 8:20 pmORD-ISP

5h 30m1 stop

6:00 am - 11:50 amISP-ORD

6h 50m1 stop

$329Southwest

Find Deal

Wed, Jun 11 - Sat, Jun 14

1:50 pm - 10:55 pmORD-ISP

8h 05m1 stop

6:00 am - 4:25 pmISP-ORD

11h 25m2 stops

$330Southwest

Find Deal

Tue, Jun 3 - Tue, Jun 10

1:50 pm - 8:20 pmORD-ISP

5h 30m1 stop

6:00 am - 4:25 pmISP-ORD

11h 25m2 stops

$335Southwest

Find Deal

Thu, Jun 5 - Thu, Jun 12

7:37 am - 10:04 amORD-ISP

25h 27m2 stops

7:49 pm - 8:50 amISP-ORD

38h 01m3 stops

$476

Find Deal

Useful Info

KAYAK's insights & trends for Chicago to Islip flights

Get data-powered insights and trends into flights from Chicago to Islip to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Chicago to Islip?

In the past 3 days, the cheapest round-trip tickets from Chicago to Islip were found on Frontier ($201) and Southwest ($329).

Find deals

Cheapest flight	$78

Flight from Chicago to Islip

When to book flights from Chicago to Islip

Are your dates flexible? Find out the best times to travel from Chicago to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What is the cheapest flight from Chicago O'Hare Intl Airport to Islip?
In the last 3 days, the lowest price for a flight from Chicago O'Hare Intl Airport to Islip was $78 for a one-way ticket and $201 for a round-trip.
Do I need a passport to fly between Chicago and Islip?
No
Which aircraft models fly most regularly from Chicago to Islip?
We unfortunately don’t have that data for this specific route.
How does KAYAK find such low prices on flights from Chicago to Islip?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Chicago to Islip.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Chicago to Islip?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Chicago is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Chicago to Islip?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Islip with an airline and back to Chicago with another airline. Booking your flights between Chicago and ISP can sometimes prove cheaper using this method.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Chicago to Islip?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Islip from Chicago up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Chicago to Islip

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on your arrival and departure airports

Islip (ISP)

Chicago (ORD)

ORD - ISP

$78 Find Cheap Flights from Chicago to Islip

KAYAK searches hundreds of travel sites at once for deals on flights to Islip

Cheap Flights from Chicago to Islip (ORD-ISP)

Recent round-trip flight deals from Chicago to Islip

Recent one-way flight deals from Chicago to Islip

Recent last minute flight deals from Chicago to Islip

KAYAK's insights & trends for Chicago to Islip flights

Get data-powered insights and trends into flights from Chicago to Islip to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Chicago to Islip?

In the past 3 days, the cheapest round-trip tickets from Chicago to Islip were found on Frontier ($201) and Southwest ($329).

Good to know

When to book flights from Chicago to Islip

FAQs for booking Chicago to Islip flights

What is the cheapest flight from Chicago O'Hare Intl Airport to Islip?

In the last 3 days, the lowest price for a flight from Chicago O'Hare Intl Airport to Islip was $78 for a one-way ticket and $201 for a round-trip.

Do I need a passport to fly between Chicago and Islip?

No

Which aircraft models fly most regularly from Chicago to Islip?

We unfortunately don’t have that data for this specific route.

How does KAYAK find such low prices on flights from Chicago to Islip?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Chicago to Islip.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Chicago to Islip?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Chicago is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Chicago to Islip?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Islip with an airline and back to Chicago with another airline. Booking your flights between Chicago and ISP can sometimes prove cheaper using this method.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Chicago to Islip?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Islip from Chicago up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Chicago to Islip

Information on your arrival and departure airports

Cabin class types available on flights to Islip

Complete your trip to Islip with a hotel stay or car rental

Find direct flights to and from Chicago and Islip

Flights to other popular destinations

Flights from domestic origins to Islip

Choose which airport to fly into in Chicago

Find deals for your return flight