By air
Flights from Chicago to Islip
Fly from Chicago to Islip (ISP) — then arrive and explore.
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Flight details and fares
Chicago to Islip at a glance
- Arrival airport
- ISP
- Routing
- 1 stop
- Recent fare from
- £275
- Fare found
- 2026-09-14
£275 is the cheapest recent one-way fare our flight-data partner found for Chicago to Islip; live prices move daily by date and demand. Check current Chicago to Islip fares and pick your dates:
Are there direct flights from Chicago to Islip?
Our latest harvest found the best Chicago to Islip fare with 1 stop; a non-stop fare was not returned at that check. Direct routes can appear seasonally, so check the live search above for your dates.
The fare is the cheapest our flight-data partner (Travelpayouts) found for Chicago to Islip, found around 2026-09-14: a recent SIGNAL, NOT a live or guaranteed quote, always check current fares before booking. The direct/indirect status reflects the routing found at that check and can vary by season and date. Airport codes from OurAirports. How Head Your Way compiles its data.