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Islip

$677+ Cheap flights from Madrid, Spain (MAD) to Islip, NY (ISP)

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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — ISP
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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One-way flights from Madrid to Islip
Search for one-way flight options from Madrid to Islip. Find affordable one-way fares based on user searches. Data last updated October 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:10 amMAD - ISP
2 stops41h 32mMultiple Airlines
Deal found 10/23$677

Cheap flight deals from Madrid to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Madrid (MAD) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

July

Cheapest in

February

Average price

$536
Provider with most accurate pricing for Madrid Barajas-New York (NYC) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Madrid Barajas-New York (NYC) flights.
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($126 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Madrid 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 2,558,603 searches. Data last updated October 23, 2025.
Use the filters below to find and compare flights from Madrid to Islip that are best for you.

Fly from

Madrid

Fly to

Islip

Route

Depart

Return

Price

MadridIslip

MAD - ISP

MADISP

Madrid Barajas

Mon 11/17

6:10 am-5:42 pm

2 stops41h 32m

$677

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Best time to book a flight from Madrid to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Madrid 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.

Cheapflights Insights

Everything you need to know about your flight from Madrid to Islip

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

Currently, September is the cheapest month in which you can book a flight from Madrid to Islip, New York (average of $303). Flying from Madrid to Islip, New York in July is currently the most expensive (average of $538). 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.

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Madrid 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.

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

    Currently, September is the cheapest month in which you can book a flight from Madrid to Islip, New York (average of $303). Flying from Madrid to Islip, New York in July is currently the most expensive (average of $538). 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

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead
Southampton

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