ORD - ISP

$97 Find Cheap Flights from Chicago to Islip

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Chicago to Islip departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult

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

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Chicago to Islip, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Chicago to Islip, as well as popular online travel agencies
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41,299,237 searches in the past 7 days on KAYAK

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Cheap Flight Deals 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.

Recent round-trip flight deals from Chicago to Islip

KAYAK's recommended round-trip deals from the most popular airlines that fly from Chicago to Islip.
Discover the best prices for you by selecting your travel dates on KAYAK.
Choose your dates
Frontier Logo
9:17 am - 7:34 pmORD-ISP
9h 17m1 stop
Frontier Logo
8:21 pm - 8:22 amISP-ORD
13h 01m1 stop
$188Frontier
Find Deal
Thu, May 22 - Wed, May 28
Frontier Logo
6:55 am - 12:46 pmORD-ISP
28h 51m1 stop
Frontier Logo
7:15 pm - 11:32 pmISP-ORD
29h 17m1 stop
$191Frontier
Find Deal
Mon, May 5 - Wed, May 7
Frontier Logo
1:02 pm - 8:42 pmORD-ISP
6h 40m1 stop
Frontier Logo
8:21 pm - 8:22 amISP-ORD
13h 01m1 stop
$198Frontier
Find Deal
Sat, May 24 - Wed, May 28
Frontier Logo
5:08 pm - 8:20 pmORD-ISP
26h 12m1 stop
Frontier Logo
8:26 pm - 12:10 amISP-ORD
28h 44m1 stop
$201Frontier
Find Deal
Fri, Jun 6 - Sun, Jun 8
Frontier Logo
9:00 am - 4:33 pmORD-ISP
6h 33m1 stop
Frontier Logo
7:15 pm - 11:32 pmISP-ORD
29h 17m1 stop
$211Frontier
Find Deal
Fri, May 2 - Sat, May 3
Frontier Logo
6:55 am - 3:33 pmORD-ISP
7h 38m1 stop
Frontier Logo
9:40 pm - 8:05 amISP-ORD
11h 25m1 stop
$218Frontier
Find Deal
Mon, May 5 - Thu, May 8
 Logo
6:30 am - 3:33 pmORD-ISP
8h 03m1 stop
 Logo
4:23 pm - 8:50 amISP-ORD
17h 27m2 stops
Thu, May 8 - Mon, May 12
Southwest Logo
6:00 am - 5:25 pmORD-ISP
10h 25m2 stops
Southwest Logo
5:05 am - 11:50 amISP-ORD
7h 45m1 stop
$340Southwest
Find Deal
Thu, May 29 - Thu, Jun 5
Southwest Logo
11:25 am - 11:10 pmORD-ISP
10h 45m2 stops
Southwest Logo
12:10 pm - 9:30 pmISP-ORD
10h 20m2 stops
$361Southwest
Find Deal
Sat, Jul 12 - Fri, Aug 22
Southwest Logo
1:30 pm - 11:10 pmORD-ISP
8h 40m1 stop
Southwest Logo
6:00 am - 3:20 pmISP-ORD
10h 20m2 stops
$362Southwest
Find Deal
Sat, Jul 12 - Fri, Aug 22

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?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the past 3 days, the cheapest round-trip tickets from Chicago to Islip were found on Frontier ($188) and Southwest ($340).

Good to know

Cheapest flight

$97
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.

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 $97 for a one-way ticket and $188 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.

See more FAQs

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

Information on your arrival and departure airports

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