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Cheap flights from Illinois to Islip (ISP) from $105

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/13. 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.
ORD — ISP
jun. 4 — jun. 111
From?
To?
mar. 6/4
mar. 6/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

How far in advance should I book a flight from Illinois to Islip, New York?

To save on the cost of your flight from Illinois to Islip, New York, book at least 54 days before your planned departure. Booking around this time can save you about 120% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $270 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $373.

What is the cheapest month to fly from Illinois to Islip, New York?

February is one of the best times of the year to fly to Islip, New York from Illinois. Prices for February average $225 per person but you can even find prices for as low as $74. The most expensive prices can be found in the month of June. Opting for a February flight can save you 23% on your journey compared to booking in June

What is the cheapest time of day to fly from IL to ISP?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Islip, New York as you normally would.

Cheap Frontier flights from Illinois to Islip

Explore cheap flight options specifically provided by Frontier for the route between Illinois and Islip. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
sáb. 6/82:10 pmORD - ISP
1 stop16h 30mFrontier
lun. 6/104:46 pmISP - ORD
1 stop15h 22mFrontier
Deal found 5/29$144
mar. 9/35:56 pmORD - ISP
1 stop13h 30mFrontier
lun. 9/910:00 amISP - ORD
1 stop15h 59mFrontier
Deal found 5/29$167
vie. 6/75:58 pmORD - ISP
1 stop12h 42mFrontier
lun. 6/104:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$177
mié. 6/125:58 pmORD - ISP
1 stop12h 42mFrontier
mié. 6/194:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$205
jue. 6/1311:26 amORD - ISP
1 stop6h 52mFrontier
lun. 6/174:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$218
mié. 6/125:58 pmORD - ISP
1 stop12h 42mFrontier
mié. 6/194:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$219
mar. 7/97:33 pmSTL - ISP
1 stop11h 25mFrontier
mié. 7/174:52 pmISP - STL
1 stop16h 51mFrontier
Deal found 5/30$221
lun. 7/85:57 pmORD - ISP
1 stop13h 42mFrontier
jue. 7/1110:22 pmISP - ORD
1 stop27h 37mFrontier
Deal found 5/30$226
jue. 6/277:44 pmSTL - ISP
1 stop10h 56mFrontier
jue. 7/410:23 pmISP - STL
1 stop11h 13mFrontier
Deal found 5/28$233

Cheap Illinois to Islip flights in May & June 2024

Find cheap flight options from Illinois to Islip specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on mayo 30, 2024.
sáb. 6/82:10 pmORD - ISP
1 stop16h 30mFrontier
lun. 6/104:46 pmISP - ORD
1 stop15h 22mFrontier
Deal found 5/29$144
vie. 6/75:58 pmORD - ISP
1 stop12h 42mFrontier
lun. 6/104:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$177
mié. 6/125:58 pmORD - ISP
1 stop12h 42mFrontier
mié. 6/194:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$205
jue. 6/1311:26 amORD - ISP
1 stop6h 52mFrontier
lun. 6/174:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$218
mié. 6/125:58 pmORD - ISP
1 stop12h 42mFrontier
mié. 6/194:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$219
jue. 6/277:44 pmSTL - ISP
1 stop10h 56mFrontier
jue. 7/410:23 pmISP - STL
1 stop11h 13mFrontier
Deal found 5/28$233
vie. 6/75:58 pmORD - ISP
1 stop12h 42mFrontier
dom. 6/911:07 amISP - ORD
1 stop6h 40mFrontier
Deal found 5/29$266
dom. 6/167:44 pmSTL - ISP
1 stop10h 56mFrontier
sáb. 6/224:46 pmISP - STL
1 stop15h 21mFrontier
Deal found 5/29$268
jue. 6/2711:26 amORD - ISP
1 stop6h 52mFrontier
jue. 7/45:45 pmISP - ORD
1 stop8h 28mFrontier
Deal found 5/30$278

Illinois to Islip 2024 flight deals

Discover exclusive flight deals for travel between Illinois and Islip in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
sáb. 6/82:10 pmORD - ISP
1 stop16h 30mFrontier
lun. 6/104:46 pmISP - ORD
1 stop15h 22mFrontier
Deal found 5/29$144
mar. 9/35:56 pmORD - ISP
1 stop13h 30mFrontier
lun. 9/910:00 amISP - ORD
1 stop15h 59mFrontier
Deal found 5/29$167
vie. 6/75:58 pmORD - ISP
1 stop12h 42mFrontier
lun. 6/104:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$177
mié. 6/125:58 pmORD - ISP
1 stop12h 42mFrontier
mié. 6/194:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$205
jue. 6/1311:26 amORD - ISP
1 stop6h 52mFrontier
lun. 6/174:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$218
mié. 6/125:58 pmORD - ISP
1 stop12h 42mFrontier
mié. 6/194:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$219
mar. 7/97:33 pmSTL - ISP
1 stop11h 25mFrontier
mié. 7/174:52 pmISP - STL
1 stop16h 51mFrontier
Deal found 5/30$221
lun. 7/85:57 pmORD - ISP
1 stop13h 42mFrontier
jue. 7/1110:22 pmISP - ORD
1 stop27h 37mFrontier
Deal found 5/30$226
jue. 6/277:44 pmSTL - ISP
1 stop10h 56mFrontier
jue. 7/410:23 pmISP - STL
1 stop11h 13mFrontier
Deal found 5/28$233

Illinois to Islip flights leaving soon

Find last-minute flight options from Illinois to Islip for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
sáb. 6/82:10 pmORD - ISP
1 stop16h 30mFrontier
lun. 6/104:46 pmISP - ORD
1 stop15h 22mFrontier
Deal found 5/29$144
vie. 6/75:58 pmORD - ISP
1 stop12h 42mFrontier
lun. 6/104:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$177
mié. 6/125:58 pmORD - ISP
1 stop12h 42mFrontier
mié. 6/194:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$205
jue. 6/1311:26 amORD - ISP
1 stop6h 52mFrontier
lun. 6/174:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$218
mié. 6/125:58 pmORD - ISP
1 stop12h 42mFrontier
mié. 6/194:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/29$219
vie. 6/75:58 pmORD - ISP
1 stop12h 42mFrontier
dom. 6/911:07 amISP - ORD
1 stop6h 40mFrontier
Deal found 5/29$266
lun. 6/105:58 pmORD - ISP
1 stop12h 42mFrontier
mié. 6/124:46 pmISP - ORD
1 stop9h 22mFrontier
Deal found 5/30$279
vie. 5/315:56 pmORD - ISP
1 stop13h 17mFrontier
mar. 6/44:49 pmISP - ORD
1 stop9h 19mFrontier
Deal found 5/28$312
jue. 6/1311:26 amORD - ISP
1 stop6h 52mFrontier
dom. 6/1611:07 amISP - ORD
1 stop6h 40mFrontier
Deal found 5/29$324

One-way flights to Islip from Illinois

Search for one-way flight options from Illinois to Islip. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
jue. 6/1311:26 amORD - ISP
1 stop6h 52mFrontier
Deal found 5/29$105
vie. 6/75:58 pmORD - ISP
1 stop12h 42mFrontier
Deal found 5/29$113
jue. 7/187:12 pmORD - ISP
1 stop11h 46mFrontier
Deal found 5/29$114
vie. 6/145:58 pmORD - ISP
1 stop12h 42mFrontier
Deal found 5/29$115
vie. 6/145:58 pmORD - ISP
1 stop12h 42mFrontier
Deal found 5/29$119
jue. 6/1311:26 amORD - ISP
1 stop6h 52mFrontier
Deal found 5/29$123
mié. 6/125:58 pmORD - ISP
1 stop12h 42mFrontier
Deal found 5/29$125
vie. 6/285:58 pmORD - ISP
1 stop12h 42mFrontier
Deal found 5/29$128
jue. 8/155:56 pmORD - ISP
1 stop13h 30mFrontier
Deal found 5/29$129

Find flights from Illinois to Islip within your budget

Customize your flight search to find flights from Illinois to Islip that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$167 - $376

Route

Depart

Return

Price

Chicago O'Hare IntlIslip Long Island

ORD - ISP

ORDISP

Chicago O'Hare Intl

mar. 9/3

1 stop13h 30m

Islip Long Island

lun. 9/9

1 stop15h 59m

$167

Chicago O'Hare IntlIslip Long Island

ORD - ISP

ORDISP

Chicago O'Hare Intl

mié. 6/12

1 stop12h 42m

Islip Long Island

mié. 6/19

1 stop9h 22m

$205

Chicago O'Hare IntlIslip Long Island

ORD - ISP

ORDISP

Chicago O'Hare Intl

jue. 6/13

1 stop6h 52m

Islip Long Island

lun. 6/17

1 stop9h 22m

$218

Chicago O'Hare IntlIslip Long Island

ORD - ISP

ORDISP

Chicago O'Hare Intl

mié. 6/12

1 stop12h 42m

Islip Long Island

mié. 6/19

1 stop9h 22m

$219

Lambert-St LouisIslip Long Island

STL - ISP

STLISP

Lambert-St Louis

mar. 7/9

1 stop11h 25m

Islip Long Island

mié. 7/17

1 stop16h 51m

$221

Chicago O'Hare IntlIslip Long Island

ORD - ISP

ORDISP

Chicago O'Hare Intl

lun. 7/8

1 stop13h 42m

Islip Long Island

jue. 7/11

1 stop27h 37m

$226

Lambert-St LouisIslip Long Island

STL - ISP

STLISP

Lambert-St Louis

jue. 6/27

1 stop10h 56m

Islip Long Island

jue. 7/4

1 stop11h 13m

$233

Chicago O'Hare IntlIslip Long Island

ORD - ISP

ORDISP

Chicago O'Hare Intl

jue. 7/11

2 stops20h 02m

Islip Long Island

lun. 7/15

3 stops23h 43m

$365

Chicago O'Hare IntlIslip Long Island

ORD - ISP

ORDISP

Chicago O'Hare Intl

jue. 7/11

2 stops20h 02m

Islip Long Island

lun. 7/15

2 stops10h 17m

$376

Flights are sorted by cheapest first

Deals found on 5/29

No data available for this route at this time. Please check back soon.

Best time to book a flight from Illinois to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated mayo 30, 2024.
Frontier
6.3
Okay
4,016 reviews
Check prices

Entertainment

4.9

Boarding

6.6

Food

5.1

Comfort

5.8

Crew

7.1

Overall

6.3

Reviews

1 / 10

I'd thought there would be a complimentary drink atleast.

Frontier
6.3
Okay
4,016 reviews
Frontier
6.3
Okay
4,016 reviews
Check prices

Entertainment

4.9

Boarding

6.6

Food

5.1

Comfort

5.8

Crew

7.1

Overall

6.3

Reviews

1 / 10

I'd thought there would be a complimentary drink atleast.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Islip from Illinois?

    Most people fly into Islip Long Island (ISP) if they book a flight to Islip from Illinois. Long Island is conveniently located just 7.2 mi from Islip’s city center.

  • Can I find flights from Illinois to Islip, New York for under $200 on Cheapflights?

    Yes, there are multiple flights from Illinois to Islip, New York for under $200. The cheapest flight booked recently is on Frontier for just $167, but on average you can expect to pay $238.

  • Are there last-minute flights available from Illinois to Islip, New York for under $200?

    There are currently 17+ open flights from Illinois to Islip, New York within the next 7 days for less than $200.

  • What are the most popular routes from Illinois to Islip, New York?

    When deciding which route to take from Illinois to Islip, New York consider Chicago O'Hare Intl - Islip Long Island, Lambert-St Louis - Islip Long Island or Decatur Arpt - Islip Long Island as they are the most popular.

  • What does ORD to ISP mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Chicago O'Hare Intl Airport to Islip Long Island Airport flight would often be abbreviated as a ORD to ISP flight. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI).

  • Can I find deals for flights from Illinois to Islip that include extra baggage allowance?

    The amount of baggage you can bring on your Illinois to Islip flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Illinois to Islip with specific airlines?

    Yes, Cheapflights allows you to browse and filter Illinois to Islip flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Illinois to Islip that include hotel bookings?

    Yes. In addition to deals on Illinois to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Islip?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Islip.

  • Can I find deals for business class flights from Illinois to Islip?

    Yes. Cheapflights offers flight deals from Illinois to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Illinois to Islip that allow pets onboard?

    Many airlines flying from Illinois to Islip offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Illinois to Islip?

    Yes, you can often find last-minute deals on Illinois to Islip flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Illinois to Islip, New York flight deals updated?

    The Illinois to Islip, New York flight deals you see on this page were last updated on 5/30.

  • What is the cheapest month to book a flight from Illinois to Islip, New York?

    Currently, December is the cheapest month in which you can book a flight from Illinois to Islip, New York (average of $78). Flying from Illinois to Islip, New York in February is currently the most expensive (average of $151). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Search flights from Illinois to Islip by cabin class

Find flights from Illinois to Islip, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois to Islip?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois to Islip. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Illinois to Islip?

Cheapflights simply makes it quick and affordable to book flights from Illinois to Islip by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Illinois to Islip with no change fees?

Certainly. Search results for flights to Islip from Illinois shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Illinois to Islip become cheaper?

Of course! You can now track prices for flights from Illinois to Islip and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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