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Cheap flights from Islip (ISP) to Germany

ISP — FRA
Sep 6 — Sep 131
Sat 9/6
Sat 9/13
1 adult, Economy
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Cheap flight deals from Islip to Germany

Keep the following information in mind while searching for Islip to Germany flight deals. Data was last updated September 1, 2025.

Popular in

December

Cheapest in

January

Average price

$685
Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Cheapflights Insights

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

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

Currently, January is the cheapest month in which you can book a flight from Islip to Germany (average of $729). Flying from Islip to Germany in June is currently the most expensive (average of $1,091). 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 Germany. 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 Germany?

    Located just 7.2 mi from the city center, Islip Long Island (ISP) is the airport most travelers will use when flying to Germany from Islip.

  • What are the most popular routes from Islip to Germany?

    When deciding which route to take from Islip to Germany consider Islip Long Island - Berlin Brandenburg, Islip Long Island - Duesseldorf Intl or Islip Long Island - Frankfurt am Main as they are the most popular.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Islip to Germany (average of $729). Flying from Islip to Germany in June is currently the most expensive (average of $1,091). 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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