In terms of precipitation, rainfall in Islip ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip when rainfall is around 3.3 in.

If weather is an important factor for your trip to Islip, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What are the most popular routes from Switzerland to Islip?

While some choose either Geneva Geneve-Cointrin - Islip Long Island or Zurich - Islip Long Island, Basel EuroAirport Swiss - Islip Long Island is the most popular route from Switzerland to Islip.

What is the cheapest time of day to fly from CH to ISP?

When flying from Switzerland to Islip, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Islip from Switzerland?

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

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

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

How can I find direct flights from Switzerland to Islip?

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

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

Yes. Cheapflights offers flight deals from Switzerland 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.

$2,591+ Cheap Flights from Switzerland to Islip

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Cheap flight deals from Switzerland to Islip

Round-trip from	$2,591 (Kiwi.com)
Popular in	December
Cheapest in	March
Average price	$569

From Switzerland to Islip Long Island

Search Deals

Highest demand for flights based on searches. 4% potential increase in price ($29 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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

Thu 10/305:30 pmZRH - ISP

1 stop22h 34mMultiple Airlines

Thu 11/62:19 pmISP - ZRH

2 stops38h 36mMultiple Airlines

Deal found 9/15

$2,591

Best flights from Switzerland to Islip
Discover carefully curated flight deals from Switzerland to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2025.

Thu 10/305:30 pmZRH - ISP

1 stop22h 34mMultiple Airlines

Thu 11/62:19 pmISP - ZRH

2 stops38h 36mMultiple Airlines

Deal found 9/15

$2,591

Last-minute flights from Switzerland to Islip
Discover last-minute flight deals from Switzerland to Islip. Data last updated September 17, 2025 and is based on user searches.

Thu 10/305:30 pmZRH - ISP

1 stop22h 34mMultiple Airlines

Thu 11/62:19 pmISP - ZRH

2 stops38h 36mMultiple Airlines

Deal found 9/15

$2,591

Fly from

Fly to

Route

Depart

Return

Price

ZurichIslip

ZRH - ISP

ZRHISP

Zurich

Thu 10/30

5:30 pm-11:04 am

1 stop22h 34m

Islip Long Island

Thu 11/6

2:19 pm-10:55 am

2 stops38h 36m

$2,591

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Switzerland to Islip

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

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

Currently, January is the cheapest month in which you can book a flight from Switzerland to Islip (average of $108). Flying from Switzerland to Islip in November is currently the most expensive (average of $213). 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

What airport do you fly into for flights to Islip from Switzerland?
Located just 7.2 mi from the city center, Islip Long Island (ISP) is the airport most travelers will use when flying to Islip from Switzerland.
What are the most popular routes from Switzerland to Islip?
While some choose either Geneva Geneve-Cointrin - Islip Long Island or Zurich - Islip Long Island, Basel EuroAirport Swiss - Islip Long Island is the most popular route from Switzerland to Islip.
Can I find deals for flights from Switzerland to Islip that include hotel bookings?
Yes. In addition to deals on Switzerland to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Switzerland to Islip?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Switzerland to Islip.
Can I find deals for business class flights from Switzerland to Islip?
Yes. Cheapflights offers flight deals from Switzerland 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 Switzerland to Islip?
Currently, January is the cheapest month in which you can book a flight from Switzerland to Islip (average of $108). Flying from Switzerland to Islip in November is currently the most expensive (average of $213). 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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$2,591+ Cheap flights from Switzerland to Islip (ISP)

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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Switzerland to Islip with Cheapflights

1. Tell us where you want to go

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3. Compare prices and book

Cheap flight deals from Switzerland to Islip

Keep the following information in mind while searching for Switzerland to Islip flight deals. Data was last updated September 17, 2025.

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Popular in

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Average price

Find flight deals from Switzerland to Islip

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

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

Cheapflights Fare Finder

Use the filters below to find and compare flights from Switzerland to Islip that are best for you.

Best time to book a flight from Switzerland to Islip

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

Cheapflights Insights

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

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

Related info for your journey

Find useful and relevant information for your journey from Switzerland to Islip. 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 into for flights to Islip from Switzerland?

What are the most popular routes from Switzerland to Islip?

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

How can I find direct flights from Switzerland to Islip?

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

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

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