ORD - ISP

$98 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 5/2. 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
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

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
9:50 am - 10:00 amORD-ISP
23h 10m1 stop
Frontier Logo
4:31 pm - 12:23 amISP-ORD
8h 52m1 stop
$218Frontier
Find Deal
Mon, Apr 14 - Mon, Apr 21
Frontier Logo
9:44 am - 8:44 amORD-ISP
22h 00m1 stop
Frontier Logo
7:18 pm - 7:55 pmISP-ORD
25h 37m1 stop
$228Frontier
Find Deal
Tue, Apr 15 - Wed, Apr 16
Frontier Logo
11:25 am - 7:14 pmORD-ISP
6h 49m1 stop
Frontier Logo
9:00 am - 2:58 pmISP-ORD
6h 58m1 stop
$236Frontier
Find Deal
Sun, Apr 13 - Sat, Apr 19
Frontier Logo
9:50 am - 8:39 pmORD-ISP
9h 49m1 stop
Frontier Logo
9:04 pm - 8:49 amISP-ORD
12h 45m1 stop
$238Frontier
Find Deal
Mon, Apr 14 - Thu, Apr 17
Frontier Logo
11:25 am - 7:14 pmORD-ISP
6h 49m1 stop
Frontier Logo
9:00 am - 4:02 pmISP-ORD
8h 02m1 stop
$255Frontier
Find Deal
Sun, Apr 13 - Sun, Apr 20
Frontier Logo
1:02 pm - 1:06 pmORD-ISP
23h 04m1 stop
Frontier Logo
8:26 pm - 12:36 amISP-ORD
29h 10m1 stop
$266Frontier
Find Deal
Sat, May 31 - Mon, Jun 2
Southwest Logo
1:50 pm - 8:20 pmORD-ISP
5h 30m1 stop
Southwest Logo
6:10 am - 11:50 amISP-ORD
6h 40m1 stop
$271Southwest
Find Deal
Tue, May 6 - Tue, May 13
Southwest Logo
1:50 pm - 8:20 pmORD-ISP
5h 30m1 stop
Southwest Logo
6:10 am - 12:45 pmISP-ORD
7h 35m2 stops
$292Southwest
Find Deal
Tue, May 6 - Tue, May 13
Southwest Logo
1:50 pm - 10:45 pmORD-ISP
7h 55m1 stop
Southwest Logo
6:00 am - 12:45 pmISP-ORD
7h 45m1 stop
$330Southwest
Find Deal
Fri, Aug 8 - Mon, Aug 11
 Logo
7:47 am - 10:04 amORD-ISP
25h 17m2 stops
 Logo
10:44 am - 11:04 pmISP-ORD
37h 20m3 stops
Thu, May 8 - Mon, May 12

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 ($218) and Southwest ($271).

Good to know

Cheapest flight

$98
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 $98 for a one-way ticket and $218 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

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.