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 ERI to ISP?

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

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

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

How can I find direct flights from Erie to Islip?

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

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

Yes. Cheapflights offers flight deals from Erie 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.

$750+ Cheap Flights from Erie to Islip, NY

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Cheap flight deals from Erie to Islip

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Cheapest flights from Erie to Islip
Explore the most affordable flight options available from Erie to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

Tue 3/317:06 pm

ERI

ISP

1 stop24h 53m

Multiple Airlines

Sat 4/411:15 am

ISP

ERI

1 stop7h 53m

Multiple Airlines

Deal found 3/16

$750

Sat 11/79:16 pm

ERI

ISP

2 stops35h 43m

Breeze Airways

Mon 11/93:02 pm

ISP

ERI

2 stops53h 34m

Breeze Airways

Deal found 3/16

$929

Find flight deals from Erie to Islip

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Round-trip from	$750 (Kiwi.com)

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From Erie to Islip Long Island

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ErieIslip

ERI - ISP

ERIISP

Erie

Tue 3/31

7:06 pm-7:59 pm

1 stop24h 53m

Islip Long Island

Sat 4/4

11:15 am-7:08 pm

1 stop7h 53m

$750

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Deals found on 3/16

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Best time to book a flight from Erie to Islip

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

ERI-ISP

Estimated round-trip price

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

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

Currently, January is the cheapest month in which you can book a flight from Erie to Islip, New York (average of $58). Flying from Erie to Islip, New York in September is currently the most expensive (average of $117). 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

Can I find deals for flights from Erie to Islip that include hotel bookings?
Yes. In addition to deals on Erie to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Erie to Islip?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Erie to Islip.
Can I find deals for business class flights from Erie to Islip?
Yes. Cheapflights offers flight deals from Erie 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 Erie to Islip, New York?
Currently, January is the cheapest month in which you can book a flight from Erie to Islip, New York (average of $58). Flying from Erie to Islip, New York in September is currently the most expensive (average of $117). 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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$750+ Cheap flights from Erie to Islip, NY (ERI - 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Erie to Islip with Cheapflights

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Cheap flight deals from Erie to Islip

Cheapest flights from Erie to IslipExplore the most affordable flight options available from Erie to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

Explore the most affordable flight options available from Erie to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

Best flights from Erie to IslipDiscover carefully curated flight deals from Erie to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 17, 2026.

Discover carefully curated flight deals from Erie to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 17, 2026.

Last-minute flights from Erie to IslipDiscover last-minute flight deals from Erie to Islip. Data last updated March 17, 2026 and is based on user searches.

Discover last-minute flight deals from Erie to Islip. Data last updated March 17, 2026 and is based on user searches.

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Best time to book a flight from Erie to Islip

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Cheapflights Insights

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

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

Related info for your journey

Find useful and relevant information for your journey from Erie to Islip. 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 Erie to Islip that include hotel bookings?

How can I find direct flights from Erie to Islip?

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

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

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Other flights to Islip

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Erie and Islip flights

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Cheapest flights from Erie to Islip
Explore the most affordable flight options available from Erie to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

Best flights from Erie to Islip
Discover carefully curated flight deals from Erie to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 17, 2026.

Last-minute flights from Erie to Islip
Discover last-minute flight deals from Erie to Islip. Data last updated March 17, 2026 and is based on user searches.