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Frontier flights from Chicago to Islip, New York
Our best Frontier deals on Chicago to Islip, New York flight tickets
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How to get the cheapest flight ticket from Chicago to Islip, New York
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Islip, New York?
The cheapest day to depart from Chicago to Islip, New York is on a Thursday. Travelers who choose to depart for Islip, New York on a Thursday will often find tickets for as low as $223. The most expensive day to fly to Islip, New York is Wednesday, with ticket prices averaging around $416.
What is the cheapest time of day to depart on your flight to Islip, New York?
Flying to Islip, New York from Chicago at noon is the least expensive time of day to depart. momondo users have found prices as low as $141 when looking at flights departing at noon. Flights to Islip, New York are more costly in the morning, with an average ticket price of $369. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest airline that flies from Chicago to Islip Long Island?
Frontier and Southwest are the most popular carriers operating from Chicago to Islip Long Island
What airlines fly to Islip, New York?
American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to Islip, New York from Chicago according to our data. American Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 7 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.
When to book flights from Chicago to Islip, New York
Cheap Chicago to Islip, New York (CHI to ISP) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to Islip, New York
How far is Chicago to Islip Long Island by plane?
The distance between Chicago and Islip Long Island is about 751.1 mi. By plane, this route typically takes 7h 24m.
When did momondo last update prices for flights from Chicago to Islip Long Island Airport?
Prices for flights from Chicago to Islip Long Island Airport refresh daily.
How many operators does momondo search for flights from Chicago to Islip Long Island Airport?
As of June 2025, there is 1 operator available to choose from for flights from Chicago to Islip Long Island Airport.
How old do you have to be to fly from Chicago to Islip Long Island Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Islip Long Island Airport.
What documentation or ID do you need to fly to Islip Long Island Airport?
The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Chicago to Islip, New York?
momondo data reveals that the most frequently booked airline on the route from Chicago to Islip, New York is Southwest, representing 100% of all bookings.
Best airlines flying from Chicago to Islip, New York
Compare and see reviews for airlines that fly from Chicago to Islip, New York with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $318 | Free Cancellation | Rating 8.0 4,278 reviews |
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Why should I use momondo to find a flight deal from Chicago to Islip?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Islip. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Chicago to Islip with flexible booking policies on momondo?
All flight searches from Chicago to Islip on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Chicago to Islip?
Once all potential Chicago to Islip flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Chicago to Islip right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Chicago to Islip now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Islip and let you know when they change.