£58+ Cheap flights from Islip, New York

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/2. 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.
ISP — AXA
3 Feb — 10 Feb1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Islip

Discover essential information about flights departing from Islip, including flight schedules, destinations, airlines operating at the Islip airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 4 January 2026.

Cheapest airline

Delta

Good round-trip deal

£163 or less

Good one-way deal

£140 or less
On average, Delta currently has the cheapest one-way flight from Islip Long Island (avg. price of £159).
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Price to beat on a round-trip flight from Islip Long Island.
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Price to beat on a one-way flight from Islip Long Island.
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Cheapest flights from Islip
Explore the most affordable flight options available from Islip. Find the lowest fares based on data from user searches, with prices last updated on 4 January 2026.

Mon 30/308:32ISP - ATL
1 stop8h 06mJetBlue
Tue 31/316:56ATL - ISP
1 stop5h 50mJetBlue
Deal found 3/1£226
Tue 31/307:00ISP - ATL
1 stop9h 01mJetBlue
Wed 1/416:56ATL - ISP
1 stop5h 50mJetBlue
Deal found 3/1£241
Wed 8/412:30ISP - BOS
1 stop3h 25mSouthwest
Sat 11/409:10BOS - ISP
1 stop6h 50mSouthwest
Deal found 3/1£262
Thu 9/406:00ISP - ATL
2 stops7h 30mSouthwest
Thu 16/414:10ATL - ISP
2 stops9h 20mSouthwest
Deal found 4/1£270
Sat 18/416:40ISP - BOS
1 stop7h 00mSouthwest
Sun 19/406:40BOS - ISP
1 stop5h 10mSouthwest
Deal found 2/1£289
Thu 19/211:50ISP - ATL
2 stops9h 35mSouthwest
Thu 26/215:50ATL - ISP
2 stops7h 40mSouthwest
Deal found 3/1£296
Sat 14/308:32ISP - NAS
1 stop6h 56mJetBlue
Wed 18/313:20NAS - ISP
1 stop6h 07mJetBlue
Deal found 2/1£317
Tue 21/420:34ISP - NAS
1 stop11h 54mJetBlue
Thu 30/413:08NAS - ISP
1 stop6h 31mJetBlue
Deal found 4/1£328
Fri 20/205:35ISP - BOS
1 stop6h 35mSouthwest
Sun 22/205:35BOS - ISP
1 stop6h 45mSouthwest
Deal found 4/1£332
Sun 15/308:32ISP - NAS
1 stop6h 56mJetBlue
Wed 18/313:20NAS - ISP
1 stop6h 07mJetBlue
Deal found 3/1£332
Sun 18/106:00ISP - ATL
2 stops9h 10mSouthwest
Mon 26/113:35ATL - ISP
2 stops8h 20mSouthwest
Deal found 4/1£333
Fri 13/205:35ISP - ATL
2 stops9h 50mSouthwest
Wed 18/206:50ATL - ISP
2 stops9h 25mSouthwest
Deal found 2/1£335

Find flights from Islip within your budget

 
Find flights departing from Islip that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 4 January 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

The Valley

Route

Depart

Return

Price

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Mon 30/3

08:32-16:38

1 stop8h 06m

Atlanta Hartsfield-Jackson

Tue 31/3

16:56-22:46

1 stop5h 50m

£226

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Tue 31/3

07:00-16:01

1 stop9h 01m

Atlanta Hartsfield-Jackson

Wed 1/4

16:56-22:46

1 stop5h 50m

£241

IslipBoston

ISP - BOS

ISPBOS

Islip Long Island

Wed 8/4

12:30-15:55

1 stop3h 25m

Boston Logan Intl

Sat 11/4

09:10-16:00

1 stop6h 50m

£262

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Thu 9/4

06:00-13:30

2 stops7h 30m

Atlanta Hartsfield-Jackson

Thu 16/4

14:10-23:30

2 stops9h 20m

£270

IslipBoston

ISP - BOS

ISPBOS

Islip Long Island

Sat 18/4

16:40-23:40

1 stop7h 00m

Boston Logan Intl

Sun 19/4

06:40-11:50

1 stop5h 10m

£289

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Thu 19/2

11:50-21:25

2 stops9h 35m

Atlanta Hartsfield-Jackson

Thu 26/2

15:50-23:30

2 stops7h 40m

£296

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Sat 14/3

08:32-15:28

1 stop6h 56m

Nassau Intl

Wed 18/3

13:20-19:27

1 stop6h 07m

£317

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Tue 21/4

20:34-08:28

1 stop11h 54m

Nassau Intl

Thu 30/4

13:08-19:39

1 stop6h 31m

£328

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Tue 21/4

20:34-08:28

1 stop11h 54m

Nassau Intl

Wed 29/4

13:08-19:39

1 stop6h 31m

£328

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Tue 21/4

20:34-08:28

1 stop11h 54m

Nassau Intl

Sat 2/5

13:08-19:39

1 stop6h 31m

£328

Flights are sorted by cheapest return flights first.

Deals found on 4/1

Showing 1-10 of 40 results
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Best time to book a flight from Islip

Have a flexible travel schedule? Discover the best time to fly from Islip with our price prediction graph.
Estimated return 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.

Travel insights for flights from Islip

Get recent, data-driven insights about flights from Islip including ideal travel times, pricing trends, and more.

What are popular destinations to fly to from Islip, New York?

If you’re flying from Islip, New York, these routes are more frequently taken by airlines Boston (21 flights per day), Orlando (20 flights per day) and West Palm Beach (16 flights per day).

Fort Lauderdale
Fort Lauderdale
From £163
Palm Beach Intl
Palm Beach Intl
From £140

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

The cheapest city to fly to from Islip, New York is Palm Beach Intl, with prices starting at £140. Explore other affordable destinations below.

Palm Beach Intl
Palm Beach Intl
From £140
Fort Lauderdale
Fort Lauderdale
From £163

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Related info for your journey

Access useful and relevant information related to your journey from Islip. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 4 January 2026.

  • What are the most popular destinations to fly to from Islip, New York?

    This month, the top selected destinations from Islip, New York are West Palm Beach, Orlando Airport, Tampa. Throughout the year, Orlando Airport, West Palm Beach, Fort Lauderdale are some of the top choices made by users flying from Islip, New York.

  • What is the cheapest flight from Islip, New York to anywhere?

    Users have flown out of Islip, New York for as low as £140 to West Palm Beach (prices may vary depending on the airline and departure time). On average, users have booked flights for £186 to fly from Islip, New York.

  • How does Cheapflights help users find flights from Islip?

    Cheapflights makes it easy to find flights from Islip by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Islip for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from Islip with no change fees?

    Need flexible booking options for your flight from Islip ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

    Not ready to book yet? You can track prices for flights from Islip on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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How does Cheapflights help users find flights from Islip?

Cheapflights makes it easy to find flights from Islip by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Islip for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Islip with no change fees?

Need flexible booking options for your flight from Islip ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Islip on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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