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Frankfurt am Main

Cheap flights from Islip, NY (ISP) to Frankfurt am Main

ISP — FRA
Mar 18 — Mar 251
Wed 3/18
Wed 3/25
1 adult, Economy
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Find flight deals from Islip to Frankfurt am Main

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Frankfurt am Main (FK0). 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 February 16, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Popular in

December

Cheapest in

January

Average price

$613
Provider with most accurate pricing for New York (NYC)-Frankfurt am Main flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Frankfurt am Main flights.
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Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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Best time to book a flight from Islip to Frankfurt am Main

Have a flexible travel schedule? Discover the best time to fly to Frankfurt am Main 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 Frankfurt am Main

What is the cheapest month to book a flight from Islip, New York to Frankfurt am Main?

Currently, February is the cheapest month in which you can book a flight from Islip, New York to Frankfurt am Main (average of $362). Flying from Islip, New York to Frankfurt am Main in December is currently the most expensive (average of $591). 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 Frankfurt am Main. 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 from for flights from Islip to Frankfurt am Main?

    Located just 7.2 mi from the city center, Islip Long Island is the airport most travelers will use when flying to Frankfurt am Main from Islip. Booking flights from Long Island (ISP) to Frankfurt am Main should be relatively easy as there are 0 daily outbound flights to Frankfurt am Main from 0 different airlines.

  • Can I find deals for flights from Islip to Frankfurt am Main that include hotel bookings?

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

  • How can I find direct flights from Islip to Frankfurt am Main?

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

  • Can I find deals for business class flights from Islip to Frankfurt am Main?

    Yes. Cheapflights offers flight deals from Islip to Frankfurt am Main 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, New York to Frankfurt am Main?

    Currently, February is the cheapest month in which you can book a flight from Islip, New York to Frankfurt am Main (average of $362). Flying from Islip, New York to Frankfurt am Main in December is currently the most expensive (average of $591). 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.

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