When did momondo last update prices for flights from Grand Rapids Gerald R. Ford Intl Airport to Islip Long Island Airport?

Prices for flights from Grand Rapids Gerald R. Ford Intl Airport to Islip Long Island Airport refresh daily.

How many operators does momondo search for flights from Grand Rapids Gerald R. Ford Intl Airport to Islip Long Island Airport?

There is 1 operator available for flights from Grand Rapids Gerald R. Ford Intl Airport to Islip Long Island Airport as of August 2026.

How old do you have to be to fly from Grand Rapids Gerald R. Ford Intl Airport to Islip Long Island Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Grand Rapids Gerald R. Ford Intl Airport to Islip Long Island Airport.

What documentation or ID do you need to fly to Islip Long Island Airport?

The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$122 Cheap Flights from Grand Rapids to Islip, New York in 2026

Find the cheapest flights from Grand Rapids to New York

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:35 am - 11:55 amGRR Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island

6h 20m1 stop Baltimore/Washington

3:10 pm - 11:40 pmISP Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl

8h 30m2 stops Baltimore/Washington Chicago Midway

$296Southwest

Sat, Oct 3 - Mon, Oct 5

3:45 pm - 9:45 pmGRR Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island

6h 00m1 stop Baltimore/Washington

6:00 am - 12:40 pmISP Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl

6h 40m1 stop Baltimore/Washington

$298Southwest

Sat, Oct 3 - Mon, Oct 5

5:30 am - 11:45 amGRR Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island

6h 15m1 stop Baltimore/Washington

5:40 pm - 12:20 amISP Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl

6h 40m1 stop Baltimore/Washington

$308Southwest

Fri, Nov 13 - Sun, Nov 15

5:30 am - 11:45 amGRR Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island

6h 15m1 stop Baltimore/Washington

5:35 am - 12:50 pmISP Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl

7h 15m2 stops Baltimore/Washington Chicago Midway

$313Southwest

Fri, Nov 13 - Sun, Nov 15

2:45 pm - 9:45 pmGRR Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island

7h 00m2 stops Chicago Midway Baltimore/Washington

3:10 pm - 11:40 pmISP Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl

8h 30m2 stops Baltimore/Washington Chicago Midway

$323Southwest

Sat, Oct 3 - Mon, Oct 5

6:30 am - 5:05 pmGRR Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island

10h 35m2 stops Chicago Midway Baltimore/Washington

5:35 am - 12:50 pmISP Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl

7h 15m2 stops Baltimore/Washington Chicago Midway

$324Southwest

Fri, Nov 13 - Sun, Nov 15

1:45 pm - 9:10 pmGRR Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island

7h 25m2 stops Chicago Midway Baltimore/Washington

4:05 pm - 8:00 pmISP Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl

3h 55m1 stop Baltimore/Washington

$344Southwest

Wed, Sep 23 - Thu, Sep 24

8:20 am - 5:00 pmGRR Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island

8h 40m1 stop Baltimore/Washington

4:05 pm - 8:00 pmISP Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl

3h 55m1 stop Baltimore/Washington

$367Southwest

Wed, Sep 23 - Thu, Sep 24

12:21 pm - 5:31 pmGRR Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island

29h 10m2 stops Nashville Intl Orlando

6:54 pm - 11:23 amISP Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl

16h 29m1 stop Orlando

$585Multiple Airlines

Fri, Nov 13 - Mon, Nov 16

8:30 am - 3:21 pmGRR Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island

6h 51m1 stop Boston Logan Intl

10:57 am - 1:00 pmISP Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl

26h 03m2 stops Raleigh-Durham Jacksonville

$624Multiple Airlines

Thu, Nov 12 - Sun, Nov 15

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Southwest flights from Grand Rapids to Islip, New York

Our best Southwest deals on Grand Rapids to Islip, New York flight tickets

Southwest

Oct 3

GRR5:35 amGrand Rapids Gerald R. Ford Intl

6h 20m

1 stop

ISP11:55 amIslip Long Island

Oct 5

ISP3:10 pmIslip Long Island

8h 30m

2 stops

GRR11:40 pmGrand Rapids Gerald R. Ford Intl

$296

Southwest

Oct 3

GRR3:45 pmGrand Rapids Gerald R. Ford Intl

6h 00m

1 stop

ISP9:45 pmIslip Long Island

Oct 5

ISP6:00 amIslip Long Island

6h 40m

1 stop

GRR12:40 pmGrand Rapids Gerald R. Ford Intl

$298

Southwest

Nov 13

GRR5:30 amGrand Rapids Gerald R. Ford Intl

6h 15m

1 stop

ISP11:45 amIslip Long Island

Nov 15

ISP5:40 pmIslip Long Island

6h 40m

1 stop

GRR12:20 amGrand Rapids Gerald R. Ford Intl

$308

Frontier flights from Grand Rapids to Islip, New York

Our best Frontier deals on Grand Rapids to Islip, New York flight tickets

Frontier

Aug 28

GRR9:13 pmGrand Rapids Gerald R. Ford Intl

12h 40m

1 stop

ISP9:53 amIslip Long Island

Aug 31

ISP10:57 amIslip Long Island

9h 31m

1 stop

GRR8:28 pmGrand Rapids Gerald R. Ford Intl

$375

Frontier

Nov 12

GRR4:11 pmGrand Rapids Gerald R. Ford Intl

25h 45m

2 stops

ISP5:56 pmIslip Long Island

Nov 16

ISP6:54 pmIslip Long Island

16h 29m

1 stop

GRR11:23 amGrand Rapids Gerald R. Ford Intl

$638

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Grand RapidsIslip

GRR Grand Rapids Gerald R. Ford Intl - ISP Islip Long Island

GRRISP

Grand Rapids Gerald R. Ford Intl

Sat 10/3

5:35 am-11:55 am

1 stop6h 20m

Islip Long Island

Mon 10/5

3:10 pm-11:40 pm

2 stops8h 30m

$296

Grand RapidsIslip

GRR Grand Rapids Gerald R. Ford Intl - ISP Islip Long Island

GRRISP

Grand Rapids Gerald R. Ford Intl

Sat 10/3

3:45 pm-9:45 pm

1 stop6h 00m

Islip Long Island

Mon 10/5

6:00 am-12:40 pm

1 stop6h 40m

$298

Grand RapidsIslip

GRR Grand Rapids Gerald R. Ford Intl - ISP Islip Long Island

GRRISP

Grand Rapids Gerald R. Ford Intl

Fri 11/13

5:30 am-11:45 am

1 stop6h 15m

Islip Long Island

Sun 11/15

5:40 pm-12:20 am

1 stop6h 40m

$308

Grand RapidsIslip

GRR Grand Rapids Gerald R. Ford Intl - ISP Islip Long Island

GRRISP

Grand Rapids Gerald R. Ford Intl

Fri 11/13

5:30 am-11:45 am

1 stop6h 15m

Islip Long Island

Sun 11/15

5:35 am-12:50 pm

2 stops7h 15m

$313

Grand RapidsIslip

GRR Grand Rapids Gerald R. Ford Intl - ISP Islip Long Island

GRRISP

Grand Rapids Gerald R. Ford Intl

Sat 10/3

2:45 pm-9:45 pm

2 stops7h 00m

Islip Long Island

Mon 10/5

3:10 pm-11:40 pm

2 stops8h 30m

$323

Grand RapidsIslip

GRR Grand Rapids Gerald R. Ford Intl - ISP Islip Long Island

GRRISP

Grand Rapids Gerald R. Ford Intl

Fri 11/13

6:30 am-5:05 pm

2 stops10h 35m

Islip Long Island

Sun 11/15

5:35 am-12:50 pm

2 stops7h 15m

$324

Quickest round-trip

Grand RapidsIslip

GRR Grand Rapids Gerald R. Ford Intl - ISP Islip Long Island

GRRISP

Grand Rapids Gerald R. Ford Intl

Wed 9/23

1:45 pm-9:10 pm

2 stops7h 25m

Islip Long Island

Thu 9/24

4:05 pm-8:00 pm

1 stop3h 55m

$344

Grand RapidsIslip

GRR Grand Rapids Gerald R. Ford Intl - ISP Islip Long Island

GRRISP

Grand Rapids Gerald R. Ford Intl

Wed 9/23

8:20 am-5:00 pm

1 stop8h 40m

Islip Long Island

Thu 9/24

4:05 pm-8:00 pm

1 stop3h 55m

$367

Grand RapidsIslip

GRR Grand Rapids Gerald R. Ford Intl - ISP Islip Long Island

GRRISP

Grand Rapids Gerald R. Ford Intl

Fri 11/13

12:21 pm-5:31 pm

2 stops29h 10m

Islip Long Island

Mon 11/16

6:54 pm-11:23 am

1 stop16h 29m

$585

Grand RapidsIslip

GRR Grand Rapids Gerald R. Ford Intl - ISP Islip Long Island

GRRISP

Grand Rapids Gerald R. Ford Intl

Thu 11/12

8:30 am-3:21 pm

1 stop6h 51m

Islip Long Island

Sun 11/15

10:57 am-1:00 pm

2 stops26h 03m

$624

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

How to get the cheapest flight ticket from Grand Rapids to Islip, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Grand Rapids Gerald R. Ford Intl to Islip Long Island?

Southwest and Frontier are the most popular carriers operating from Grand Rapids Gerald R. Ford Intl to Islip Long Island

What airlines fly to Islip, New York?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Islip, New York from Grand Rapids according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 5 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

When to book flights from Grand Rapids to Islip, New York

Are you open to changing your travel dates? Check out the ideal times to fly from Grand Rapids to Islip, New York according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Grand Rapids to Islip, New York (GRR to ISP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Grand Rapids to Islip, New York

Best Price Found	$122
Fastest flight time	6h 40m
Direct flights	None

The best one-way flight to Islip, New York from Grand Rapids in the past 72 hours is $122. The best round-trip flight deal from Grand Rapids to Islip, New York found on momondo in the last 72 hours is $296.

The fastest flight from Grand Rapids to Islip, New York takes 6h 40m

There are no direct flights from Grand Rapids to Islip, New York. There are no popular flight routes from Grand Rapids to Islip, New York.

Search flight deals

Frequently asked questions about flying from Grand Rapids to Islip, New York

How far is Grand Rapids Gerald R. Ford Intl to Islip Long Island by plane?
Grand Rapids Gerald R. Ford Intl and Islip Long Island are 658.6 mi apart from one another. By plane, this route typically takes 6h 40m.
When did momondo last update prices for flights from Grand Rapids Gerald R. Ford Intl Airport to Islip Long Island Airport?
Prices for flights from Grand Rapids Gerald R. Ford Intl Airport to Islip Long Island Airport refresh daily.
How many operators does momondo search for flights from Grand Rapids Gerald R. Ford Intl Airport to Islip Long Island Airport?
There is 1 operator available for flights from Grand Rapids Gerald R. Ford Intl Airport to Islip Long Island Airport as of August 2026.
How old do you have to be to fly from Grand Rapids Gerald R. Ford Intl Airport to Islip Long Island Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Grand Rapids Gerald R. Ford Intl Airport to Islip Long Island Airport.
What documentation or ID do you need to fly to Islip Long Island Airport?
The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Grand Rapids to Islip, New York?
Based on momondo bookings for flights between Grand Rapids and Islip, New York, the leading airline is Southwest, making up 100% of the total bookings.

Best airlines flying from Grand Rapids to Islip, New York

Compare and see reviews for airlines that fly from Grand Rapids to Islip, New York with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $242	Free Cancellation	Rating 8.0 4,204 reviews		Search Southwest flights

Montauk

Riverhead

Southampton

Amagansett

Sag Harbor

Why use momondo?

Why should I use momondo to find a flight deal from Grand Rapids to Islip?

It is quick and easy to find Grand Rapids to Islip flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Islip that suits you.

Can I find flights from Grand Rapids to Islip with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Islip from Grand Rapids with this policy.

How can momondo help me find flights from Grand Rapids to Islip?

Once all potential Grand Rapids to Islip flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Grand Rapids to Islip right now. Can momondo alert me if prices change?

Price alerts on flights to Islip from Grand Rapids are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Grand Rapids to New York from $122

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Grand Rapids to New York departing on 10/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Southwest flights from Grand Rapids to Islip, New York

Our best Southwest deals on Grand Rapids to Islip, New York flight tickets

Frontier flights from Grand Rapids to Islip, New York

Our best Frontier deals on Grand Rapids to Islip, New York flight tickets

momondo Fare Finder

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

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How to get the cheapest flight ticket from Grand Rapids to Islip, New York

What is the cheapest airline that flies from Grand Rapids Gerald R. Ford Intl to Islip Long Island?

What airlines fly to Islip, New York?

When to book flights from Grand Rapids to Islip, New York

Cheap Grand Rapids to Islip, New York (GRR to ISP) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Grand Rapids to Islip, New York

Best airlines flying from Grand Rapids to Islip, New York

Compare and see reviews for airlines that fly from Grand Rapids to Islip, New York with momondo

Traveling to a place near New York?

Why use momondo?

An easier way to manage your Islip, New York trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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Fly your favorite airline to New York

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in New York. Availability may vary depending on flight origin and airline.

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