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$6,685+ Cheap flights from Islip (ISP) to Athens (ATH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — ATH
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Islip to Athens

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Athens (ATH). 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 septiembre 17, 2025.

Round-trip from

$6,685
(United)

Popular in

December

Cheapest in

April

Average price

$716
From Islip Long Island to Athens Eleftherios V.
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Highest demand for flights based on searches. 6% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Islip to Athens

Cheapest flights from Islip to Athens
Explore the most affordable flight options available from Islip to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This United deal was found by Cheapflights users on 9/17. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/82:19 pmISP - ATH
2 stops36h 46mMultiple Airlines
vie. 5/810:25 amATH - ISP
2 stops31h 39mMultiple Airlines
Deal found 9/17$6,685

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Athens 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 septiembre 17, 2025.
Use the filters below to find and compare flights from Islip to Athens that are best for you.

Fly from

Islip

Fly to

Athens

Route

Depart

Return

Price

IslipAthens

ISP - ATH

ISPATH

Islip Long Island

mié. 10/8

2:19 pm-10:05 am

2 stops36h 46m

Athens Eleftherios V.

vie. 5/8

10:25 am-11:04 am

2 stops31h 39m

$6,685

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Best time to book a flight from Islip to Athens

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

What is the cheapest month to book a flight from Islip to Athens?

Currently, November is the cheapest month in which you can book a flight from Islip to Athens (average of $679). Flying from Islip to Athens in June is currently the most expensive (average of $1,282). 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 Islip to Athens. 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 Islip to Athens that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Athens 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 Islip to Athens?

    Currently, November is the cheapest month in which you can book a flight from Islip to Athens (average of $679). Flying from Islip to Athens in June is currently the most expensive (average of $1,282). 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 Athens?

Book flights to Athens if you plan to visit one of these locations
Glyfada
Piraeus
Tolo
Galaxidi

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