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).

How far in advance should I book a flight from Greensboro to Islip, New York?

To save on the cost of your flight from Greensboro to Islip, New York, book at least 61 days before your planned departure. Booking around this time can save you about 56% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $224 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $300.

What is the cheapest month to fly from Greensboro to Islip, New York?

Due to multiple factors, expect to potentially pay more when booking in November. For low rates, May can be a great choice for travel to Islip, New York. Flights to Islip, New York from Greensboro in May are about $250 on average during May, but can be found for as low as $189.

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

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

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

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

How can I find direct flights from Greensboro to Islip?

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

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

Yes. Cheapflights offers flight deals from Greensboro 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.

$413+ Flights from Greensboro to Islip, NY

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Cheap flight deals from Greensboro to Islip

Round-trip from	$846 (United)
One-way from	$413 (United)
Popular in	November
Cheapest in	May
Average price	$219

From Greensboro/H. Point to Islip Long Island

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One-way flight from Greensboro/H. Point to Islip Long Island

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Highest demand for flights based on searches. 9% potential increase in price ($26 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Greensboro to Islip

Cheapest flights from Greensboro to Islip
Explore the most affordable flight options available from Greensboro to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Fri 10/34:10 pmGSO - ISP

2 stops27h 55mBreeze Airways

Sun 10/511:40 amISP - GSO

2 stops27h 50mBreeze Airways

Deal found 7/1

$816

Thu 7/37:58 pmGSO - ISP

2 stops24h 03mMultiple Airlines

Tue 7/82:19 pmISP - GSO

2 stops9h 31mMultiple Airlines

Deal found 7/1

$866

Best flights from Greensboro to Islip
Discover carefully curated flight deals from Greensboro to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2025.

Wed 7/235:32 pmGSO - ISP

2 stops17h 26mMultiple Airlines

Mon 7/284:33 pmISP - GSO

2 stops17h 15mMultiple Airlines

Deal found 6/30

$846

Last-minute flights from Greensboro to Islip
Discover last-minute flight deals from Greensboro to Islip. Data last updated July 2, 2025 and is based on user searches.

Thu 7/37:58 pmGSO - ISP

2 stops24h 03mMultiple Airlines

Tue 7/82:19 pmISP - GSO

2 stops9h 31mMultiple Airlines

Deal found 7/1

$866

One-way flights from Greensboro to Islip
Search for one-way flight options from Greensboro to Islip. Find affordable one-way fares based on user searches. Data last updated July 2, 2025.

Tue 7/296:15 amGSO - ISP

2 stops9h 06mMultiple Airlines

Deal found 6/30

$413

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

GreensboroIslip

GSO - ISP

GSOISP

Greensboro/H. Point

Fri 10/3

4:10 pm-8:05 pm

2 stops27h 55m

Islip Long Island

Sun 10/5

11:40 am-3:30 pm

2 stops27h 50m

$816

GreensboroIslip

GSO - ISP

GSOISP

Greensboro/H. Point

Wed 7/23

5:32 pm-10:58 am

2 stops17h 26m

Islip Long Island

Mon 7/28

4:33 pm-9:48 am

2 stops17h 15m

$897

GreensboroIslip

GSO - ISP

GSOISP

Greensboro/H. Point

Sun 7/20

6:15 am-3:21 pm

2 stops9h 06m

$621

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Greensboro to Islip

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

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

Currently, January is the cheapest month in which you can book a flight from Greensboro to Islip, New York (average of $108). Flying from Greensboro to Islip, New York 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

Can I find deals for flights from Greensboro to Islip that include hotel bookings?
Yes. In addition to deals on Greensboro to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Greensboro to Islip?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Greensboro to Islip.
Can I find deals for business class flights from Greensboro to Islip?
Yes. Cheapflights offers flight deals from Greensboro 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 Greensboro to Islip, New York?
Currently, January is the cheapest month in which you can book a flight from Greensboro to Islip, New York (average of $108). Flying from Greensboro to Islip, New York 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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Complete your trip

Islip, New York car rentals

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$413+ Cheap flights from Greensboro to Islip, NY (GSO - ISP)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Greensboro to Islip with Cheapflights

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Cheap flight deals from Greensboro to Islip

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Find flight deals from Greensboro to Islip

Cheapest flights from Greensboro to IslipExplore the most affordable flight options available from Greensboro to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Explore the most affordable flight options available from Greensboro to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Greensboro to Islip

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

Cheapflights Insights

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

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

Related info for your journey

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

How can I find direct flights from Greensboro to Islip?

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

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

Traveling to a place near Greensboro?

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Cheapest flights from Greensboro to Islip
Explore the most affordable flight options available from Greensboro to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.