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 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.

$293 Cheap Flights from Grand Rapids to Islip in 2025/26

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Grand Rapids to New York

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:38 pm - 12:57 pm

GRR

ISP

24h 19m1 stop

8:54 pm - 1:47 pm

ISP

GRR

16h 53m1 stop

$293Multiple Airlines

Wed, Jan 14 - Mon, Jan 19

12:38 pm - 11:15 am

GRR

ISP

22h 37m2 stops

8:54 pm - 1:47 pm

ISP

GRR

16h 53m1 stop

$301Multiple Airlines

Wed, Jan 14 - Mon, Jan 19

6:55 am - 4:15 pm

GRR

ISP

9h 20m2 stops

11:50 am - 10:25 pm

ISP

GRR

10h 35m2 stops

$335Southwest

Wed, Jan 14 - Mon, Jan 19

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

Grand RapidsIslip

GRR - ISP

GRRISP

Grand Rapids Gerald R. Ford Intl

Wed 1/14

12:38 pm-12:57 pm

1 stop24h 19m

Islip Long Island

Mon 1/19

8:54 pm-1:47 pm

1 stop16h 53m

$293

Grand RapidsIslip

GRR - ISP

GRRISP

Grand Rapids Gerald R. Ford Intl

Wed 1/14

12:38 pm-11:15 am

2 stops22h 37m

Islip Long Island

Mon 1/19

8:54 pm-1:47 pm

1 stop16h 53m

$301

Grand RapidsIslip

GRR - ISP

GRRISP

Grand Rapids Gerald R. Ford Intl

Wed 1/14

6:55 am-4:15 pm

2 stops9h 20m

Islip Long Island

Mon 1/19

11:50 am-10:25 pm

2 stops10h 35m

$335

Flights are sorted by cheapest round-trip flights first.

Sorted 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 airlines fly to Islip, New York?

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Islip, New York from Grand Rapids according to our data. Delta is the first choice among our users, with 38% 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

Fastest flight time	24h 19m
Direct flights	None

The fastest flight from Grand Rapids to Islip, New York takes 24h 19m

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

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 24h 19m.
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 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.

Montauk

Riverhead

Sag Harbor

Southampton

Amagansett

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.