In terms of precipitation, rainfall in Islip, New York 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, New York when rainfall is around 3.3 in.

If weather is an important factor for your trip to Islip, New York, 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 is the cheapest time of day to fly from CZ to ISP?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Czech Republic to Islip, New York as you normally would.

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

For a flight from Czech Republic to Islip, you will be flying into Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city.

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

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

How can I find direct flights from Czech Republic to Islip?

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

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

Yes. Cheapflights offers flight deals from Czech Republic 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.

$6,973+ Cheap Flights from the Czech Republic to Islip, NY

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Cheap flight deals from Czech Republic to Islip

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$6,973 (Gotogate)
Popular in	December
Cheapest in	September
Average price	$517

Provider with most accurate pricing for Václav Havel Prague-New York (NYC) flight deals.

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Provider most trusted by Cheapflights users for Václav Havel Prague-New York (NYC) flights.

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From Czech Republic to Islip Long Island

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Highest demand for flights based on searches. 2% potential increase in price ($12 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).

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Average for round-trip flights in November 2025

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Find flight deals from Czech Republic to Islip

Cheapest flights from Czech Republic to Islip
Explore the most affordable flight options available from Czech Republic to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

Mon 12/88:10 amPRG - ISP

2 stops17h 35mMultiple Airlines

Sun 12/1412:40 pmISP - PRG

2 stops18h 25mMultiple Airlines

Deal found 11/3

$6,973

Best flights from Czech Republic to Islip
Discover carefully curated flight deals from Czech Republic to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 3, 2025.

Mon 12/88:10 amPRG - ISP

2 stops17h 35mMultiple Airlines

Sun 12/1412:40 pmISP - PRG

2 stops18h 25mMultiple Airlines

Deal found 11/3

$6,973

Last-minute flights from Czech Republic to Islip
Discover last-minute flight deals from Czech Republic to Islip. Data last updated November 3, 2025 and is based on user searches.

Mon 12/88:10 amPRG - ISP

2 stops17h 35mMultiple Airlines

Sun 12/1412:40 pmISP - PRG

2 stops18h 25mMultiple Airlines

Deal found 11/3

$6,973

Cheapflights Fare Finder

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

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PragueIslip

PRG - ISP

PRGISP

Václav Havel Prague

Mon 12/8

8:10 am-7:45 pm

2 stops17h 35m

Islip Long Island

Sun 12/14

12:40 pm-1:05 pm

2 stops18h 25m

$6,973

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Best time to book a flight from Czech Republic to Islip

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

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

Currently, May is the cheapest month in which you can book a flight from Czech Republic to Islip, New York (average of $284). Flying from Czech Republic to Islip, New York in August is currently the most expensive (average of $501). 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 Czech Republic?
For a flight from Czech Republic to Islip, you will be flying into Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city.
Can I find deals for flights from Czech Republic to Islip that include hotel bookings?
Yes. In addition to deals on Czech Republic to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Czech Republic to Islip?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Czech Republic to Islip.
Can I find deals for business class flights from Czech Republic to Islip?
Yes. Cheapflights offers flight deals from Czech Republic 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 Czech Republic to Islip, New York?
Currently, May is the cheapest month in which you can book a flight from Czech Republic to Islip, New York (average of $284). Flying from Czech Republic to Islip, New York in August is currently the most expensive (average of $501). 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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$6,973+ Cheap flights from the Czech Republic to Islip, NY (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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Czech Republic to Islip with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Czech Republic to Islip

Keep the following information in mind while searching for Czech Republic to Islip flight deals. Data was last updated November 3, 2025.

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Find flight deals from Czech Republic to Islip

Cheapest flights from Czech Republic to IslipExplore the most affordable flight options available from Czech Republic to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

Explore the most affordable flight options available from Czech Republic to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Czech Republic to Islip

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

Cheapflights Insights

Everything you need to know about your flight from the Czech Republic to Islip

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

Related info for your journey

Find useful and relevant information for your journey from Czech Republic 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 Czech Republic?

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

How can I find direct flights from Czech Republic to Islip?

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

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

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Cheapest flights from Czech Republic to Islip
Explore the most affordable flight options available from Czech Republic to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.