Cheap Flights from Chicago to Islip
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Flights from Chicago to Islip
Flight deals from Chicago to Islip
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Round-trip
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ORD 13:597h 30m1 stopsISP 22:29Chicago - Islip | Sat, May 24 | Spirit Airlines
ISP 08:005h 42m1 stopsORD 12:42Islip - Chicago | Sat, May 31 | Frontier AirlinesHK$1,503 HK$2,47539% OFF39% OFFHK$2,475 HK$1,503 -
RFD 20:0922h 27m1 stopsISP 19:36Chicago - Islip | Fri, Jun 20 | Allegiant Air
ISP 20:2123h 58m1 stopsRFD 19:19Islip - Chicago | Sun, Jun 22 | Frontier AirlinesHK$1,623 HK$2,47534% OFF34% OFFHK$2,475 HK$1,623 -
RFD 20:0823h 12m1 stopsISP 20:20Chicago - Islip | Fri, Jun 6 | Allegiant Air
ISP 20:2623h 52m1 stopsRFD 19:18Islip - Chicago | Sun, Jun 8 | Frontier AirlinesHK$1,641 HK$2,47534% OFF34% OFFHK$2,475 HK$1,641
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ORD 17:0325h 23m1 stopsISP 19:26Chicago - Islip | Wed, May 28 | Frontier Airlines
ISP 14:059h 27m1 stopsMDW 22:32Islip - Chicago | Sun, Jun 1 | Frontier AirlinesHK$1,80827% OFFHK$2,475 HK$1,808 -
ORD 13:026h 40m1 stopsISP 20:42Chicago - Islip | Sat, May 24 | Frontier Airlines
ISP 21:0628h 30m1 stopsORD 00:36Islip - Chicago | Sat, May 31 | Frontier AirlinesHK$1,81527% OFFHK$2,475 HK$1,815
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ORD 13:026h 40m1 stopsISP 20:42Chicago - Islip | Sat, May 31 | Frontier Airlines
ISP 12:5912h 37m1 stopsORD 00:36Islip - Chicago | Tue, Jun 3 | Jetblue AirwaysHK$1,89823% OFFHK$2,475 HK$1,898
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ORD 17:0826h 12m1 stopsISP 20:20Chicago - Islip | Fri, Jun 6 | Frontier Airlines
ISP 20:2112h 52m1 stopsORD 08:13Islip - Chicago | Fri, Jun 13 | Frontier AirlinesHK$1,97420% OFFHK$2,475 HK$1,974
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ORD 07:4710h 47m1 stopsISP 19:34Chicago - Islip | Wed, May 28 | Spirit Airlines
ISP 14:059h 27m1 stopsMDW 22:32Islip - Chicago | Sun, Jun 1 | Frontier AirlinesHK$2,00019% OFFHK$2,475 HK$2,000
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ORD 17:1425h 12m1 stopsISP 19:26Chicago - Islip | Mon, May 26 | Frontier Airlines
ISP 20:2128h 59m1 stopsORD 00:20Islip - Chicago | Thu, May 29 | Frontier AirlinesHK$2,01419% OFFHK$2,475 HK$2,014
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MDW 21:1222h 9m1 stopsISP 20:21Chicago - Islip | Fri, May 23 | Frontier Airlines
ISP 20:2128h 59m1 stopsORD 00:20Islip - Chicago | Tue, May 27 | Frontier AirlinesHK$2,02918% OFFHK$2,475 HK$2,029
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CHI 13:0017h 25m1 stopsISP Invalid DateChicago - Islip | Sat, May 24 | Normal Airline
ISP 15:006hDirectCHI 16:00Islip - Chicago | Mon, May 26 | Normal AirlineFind More FlightsFind More Flights
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MDW 21:1221h 24m1 stopsISP 19:36Chicago - Islip | Mon, Jun 16 | Frontier AirlinesHK$769 HK$1,24538% OFF38% OFFHK$1,245 HK$769
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MDW 21:1222h 8m1 stopsISP 20:20Chicago - Islip | Fri, Jun 6 | Frontier AirlinesHK$872 HK$1,24530% OFF30% OFFHK$1,245 HK$872
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ORD 08:1913h 33m1 stopsISP 22:52Chicago - Islip | Sat, Jun 28 | Spirit AirlinesHK$926 HK$1,24526% OFF26% OFFHK$1,245 HK$926
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ORD 15:4822h 53m1 stopsISP 15:41Chicago - Islip | Mon, Jun 30 | Frontier AirlinesHK$96223% OFFHK$1,245 HK$962
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ORD 17:0825h 33m1 stopsISP 19:41Chicago - Islip | Thu, Jun 5 | Frontier AirlinesHK$96622% OFFHK$1,245 HK$966
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MDW 21:1221h 24m1 stopsISP 19:36Chicago - Islip | Fri, Jun 13 | Frontier AirlinesHK$96922% OFFHK$1,245 HK$969
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ORD 13:598h 34m1 stopsISP 23:33Chicago - Islip | Sat, Jun 7 | Spirit AirlinesHK$98121% OFFHK$1,245 HK$981
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MDW 21:1221h 24m1 stopsISP 19:36Chicago - Islip | Thu, Jun 19 | Frontier AirlinesHK$99620% OFFHK$1,245 HK$996
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ORD 09:089h 28m1 stopsISP 19:36Chicago - Islip | Sat, Jun 14 | Frontier AirlinesHK$1,00719% OFFHK$1,245 HK$1,007
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MDW 21:1221h 24m1 stopsISP 19:36Chicago - Islip | Sun, Jun 29 | Frontier AirlinesHK$1,02118% OFFHK$1,245 HK$1,021
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CHI 13:0017h 25m1 stopsISP Invalid DateChicago - Islip | Sat, May 24 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Information from Chicago to Islip
| Cheapest one-way flight price | HK$768 |
|---|---|
| Off-season travel month | May |
| Peak season for travel | April |
| Flight distance | 1,218.34km |
| Popular airline | American Airlines |
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
FAQ
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When are flight tickets from Chicago (CHI) to Islip (ISP) the cheapest?
Airlines adjust prices for flights from Chicago to Islip based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much are flights from Chicago (CHI) to Islip (ISP) cost?
According to Trip.com's data, the lowest price is around HK$3,527. -
How many airports in Islip (ISP)?
There are 1 airport(s) in Islip (ISP): Long Island Macarthur Airport.
How to find a cheap flight from Chicago to Islip
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chicago to Islip. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest flight from Chicago to Islip.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from Chicago to Islip over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Mon, Jun 16, with one-way flights priced at just HK$769.
Compare cheap flight deals from Chicago to Islip across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from Chicago to Islip. The cheapest airline for this route is Frontier Airlines.
Set up a Price Alert
By setting up a Price Alert for your journey from Chicago to Islip, you can easily keep an eye on ticket prices without having to check every day.
Don't miss out on cheap flight deals and promo codes from Chicago to Islip.
You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from Chicago to Islip and snag some exclusive deals just for you.
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