How long is the flight from Grand Rapids to Islip, New York?

A quick flight from Grand Rapids to Islip, New York can take about 9h 20m. Southwest provides one of the quickest options available for as low as $335. The distance between Grand Rapids and Islip, New York is about 655 mi.

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 GRR to ISP?

When flying from Grand Rapids 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.

Most accurate provider : When it comes to deals on Grand Rapids-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Grand Rapids-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Grand Rapids-Islip, New York flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Grand Rapids-Islip, New York flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Grand Rapids-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Grand Rapids to Islip?

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

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

Yes. Cheapflights offers flight deals from Grand Rapids 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.

$293+ Flights from Grand Rapids to Islip, NY

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Cheap flight deals from Grand Rapids to Islip

Best flights from Grand Rapids to Islip
Discover carefully curated flight deals from Grand Rapids to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 12, 2025.

mié. 1/1412:38 pmGRR - ISP

1 stop24h 19mMultiple Airlines

lun. 1/198:54 pmISP - GRR

1 stop16h 53mMultiple Airlines

Deal found 12/9

$293

mié. 1/146:55 amGRR - ISP

2 stops9h 20mSouthwest

lun. 1/1911:50 amISP - GRR

2 stops10h 35mSouthwest

Deal found 12/9

$335

Last-minute flights from Grand Rapids to Islip
Discover last-minute flight deals from Grand Rapids to Islip. Data last updated diciembre 12, 2025 and is based on user searches.

mié. 1/1412:38 pmGRR - ISP

1 stop24h 19mMultiple Airlines

lun. 1/198:54 pmISP - GRR

1 stop16h 53mMultiple Airlines

Deal found 12/9

$293

mié. 1/146:55 amGRR - ISP

2 stops9h 20mSouthwest

lun. 1/1911:50 amISP - GRR

2 stops10h 35mSouthwest

Deal found 12/9

$335

Find flight deals from Grand Rapids to Islip

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 1 star
Round-trip from	$293 (Kiwi.com)
Popular in	December
Cheapest in	July
Average price	$403

Provider with most accurate pricing for Grand Rapids Gerald R. Ford Intl-Islip Long Island flight deals.

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Provider most trusted by Cheapflights users for Grand Rapids Gerald R. Ford Intl-Islip Long Island flights.

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From Grand Rapids Gerald R. Ford Intl to Islip Long Island

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($48 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Grand RapidsIslip

GRR - ISP

GRRISP

Grand Rapids Gerald R. Ford Intl

mié. 1/14

12:38 pm-12:57 pm

1 stop24h 19m

Islip Long Island

lun. 1/19

8:54 pm-1:47 pm

1 stop16h 53m

$293

Grand RapidsIslip

GRR - ISP

GRRISP

Grand Rapids Gerald R. Ford Intl

mié. 1/14

6:55 am-4:15 pm

2 stops9h 20m

Islip Long Island

lun. 1/19

11:50 am-10:25 pm

2 stops10h 35m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Most accurate provider: When it comes to deals on Grand Rapids-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Grand Rapids-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Grand Rapids-Islip, New York flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Grand Rapids-Islip, New York flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Grand Rapids-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Grand Rapids to Islip

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

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

Currently, May is the cheapest month in which you can book a flight from Grand Rapids to Islip, New York (average of $82). Flying from Grand Rapids to Islip, New York in November is currently the most expensive (average of $232). 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

How long is the flight from Grand Rapids to Islip, New York?
A quick flight from Grand Rapids to Islip, New York can take about 9h 20m. Southwest provides one of the quickest options available for as low as $335. The distance between Grand Rapids and Islip, New York is about 655 mi.
Can I find deals for flights from Grand Rapids to Islip that include hotel bookings?
Yes. In addition to deals on Grand Rapids to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Grand Rapids to Islip?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Grand Rapids to Islip.
Can I find deals for business class flights from Grand Rapids to Islip?
Yes. Cheapflights offers flight deals from Grand Rapids 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 Grand Rapids to Islip, New York?
Currently, May is the cheapest month in which you can book a flight from Grand Rapids to Islip, New York (average of $82). Flying from Grand Rapids to Islip, New York in November is currently the most expensive (average of $232). 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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$293+ Cheap flights from Grand Rapids to Islip, NY (GRR - 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Grand Rapids 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 Grand Rapids to Islip

Best flights from Grand Rapids to IslipDiscover carefully curated flight deals from Grand Rapids to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 12, 2025.

Discover carefully curated flight deals from Grand Rapids to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 12, 2025.

Find flight deals from Grand Rapids to Islip

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Grand Rapids to Islip

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

Cheapflights Insights

Everything you need to know about your flight from Grand Rapids to Islip

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

Related info for your journey

Find useful and relevant information for your journey from Grand Rapids to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Grand Rapids to Islip, New York?

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

How can I find direct flights from Grand Rapids to Islip?

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

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

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Best flights from Grand Rapids to Islip
Discover carefully curated flight deals from Grand Rapids to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 12, 2025.