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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Illinois 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 Illinois 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 Illinois with another airline. 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 Illinois 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 Illinois 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>

$85 CHEAP FLIGHTS from Illinois to Islip

ISP

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Cheap Flights from Illinois to Islip

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

Round-trip

One-way

Recent round-trip flight deals from Illinois to Islip

Thu, May 28 - Mon, Jun 1

5:11 pm - 10:05 am

ORD

ISP

15h 54m

1 stop

11:00 am - 11:13 pm

ISP

ORD

13h 13m

1 stop

$180Frontier

Sat, May 9 - Wed, May 13

5:30 pm - 10:27 am

ORD

ISP

15h 57m

1 stop

11:00 am - 11:13 pm

ISP

ORD

13h 13m

1 stop

$201Frontier

Mon, May 4 - Fri, May 8

6:00 am - 11:00 am

ORD

ISP

28h 00m

1 stop

11:00 am - 11:13 pm

ISP

ORD

13h 13m

1 stop

$236Frontier

Tue, May 19 - Tue, May 26

1:59 pm - 10:05 am

ORD

ISP

19h 06m

2 stops

6:02 pm - 10:14 pm

ISP

ORD

29h 12m

1 stop

$245Multiple Airlines

Fri, Jun 5 - Wed, Jun 10

1:50 pm - 10:05 am

ORD

ISP

19h 15m

2 stops

10:48 am - 10:14 pm

ISP

ORD

12h 26m

1 stop

$251Multiple Airlines

Mon, May 4 - Fri, May 8

2:10 pm - 11:00 am

ORD

ISP

19h 50m

2 stops

6:59 pm - 12:23 pm

ISP

ORD

18h 24m

1 stop

$256Multiple Airlines

Tue, May 5 - Sat, May 9

7:15 am - 10:05 am

ORD

ISP

25h 50m

2 stops

11:00 am - 11:13 pm

ISP

ORD

13h 13m

1 stop

$258Frontier

Fri, Jun 5 - Mon, Jun 8

5:20 pm - 11:35 pm

STL

ISP

5h 15m

1 stop

6:05 pm - 12:05 am

ISP

STL

7h 00m

1 stop

$295Southwest

Fri, Jun 5 - Mon, Jun 8

5:20 pm - 11:35 pm

STL

ISP

5h 15m

1 stop

5:50 pm - 12:05 am

ISP

STL

7h 15m

2 stops

$312Southwest

Tue, Jul 14 - Tue, Jul 21

3:15 pm - 10:35 pm

STL

ISP

6h 20m

2 stops

2:55 pm - 7:15 pm

ISP

STL

5h 20m

1 stop

$318Southwest

Useful Info

Low season	January
High season	July
Cheapest flight	$85

Best time to beat the crowds with an average 23% drop in price.

Most popular time to fly with an average 2% increase in price.

Flight from Chicago to Islip

How does KAYAK find such low prices on flights from Illinois 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 Illinois to Islip.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Islip?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Illinois 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 Illinois 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 Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois 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 Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Riverhead

Amagansett

Everything you need to know for your flight to Islip

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Islip

Islip (ISP)

ISP

$85 Find Cheap Flights from Illinois to Islip

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

Cheap Flights from Illinois to Islip

Recent round-trip flight deals from Illinois to Islip

Recent one-way flight deals from Illinois to Islip

Good to know

FAQs for booking flights from Illinois to Islip

How does KAYAK find such low prices on flights from Illinois 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 Illinois to Islip.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Illinois 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 Illinois 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 Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois 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 Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Islip?

Everything you need to know for your flight to Islip

Information on the airport you'll fly into in Islip

Cabin class types available on flights to Illinois

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

Find direct flights for Islip

Flights to other popular destinations

Flights from domestic origins to Islip

Choose which airport to fly into in Islip

Find deals for your return flight