What airlines fly to Grand Rapids?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Grand Rapids from Islip, New York according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Grand Rapids. Keep in mind that there are 4 different airlines that fly to Grand Rapids on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Islip Long Island Airport to Grand Rapids Gerald R. Ford Intl Airport are refreshed on a daily basis.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Grand Rapids Gerald R. Ford Intl Airport.

What documentation or ID do you need to fly to Grand Rapids Gerald R. Ford Intl Airport?

The travel and health documents you'll need for your trip to Grand Rapids Gerald R. Ford Intl 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 Grand Rapids Gerald R. Ford Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$240 Cheap Flights from Islip, New York to Grand Rapids in 2026

Find the cheapest flights from Islip, New York to Grand Rapids

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:57 am - 8:28 pm

ISP

GRR

9h 31m

1 stop

9:13 pm - 9:53 am

GRR

ISP

12h 40m

1 stop

$240Frontier

Fri, Sep 4 - Sun, Sep 6

4:05 pm - 7:55 pm

ISP

GRR

3h 50m

1 stop

5:45 am - 9:40 am

GRR

ISP

3h 55m

1 stop

$268Southwest

Thu, Aug 20 - Fri, Aug 21

10:57 am - 8:28 pm

ISP

GRR

9h 31m

1 stop

9:13 pm - 9:53 am

GRR

ISP

12h 40m

1 stop

$294Frontier

Fri, Aug 21 - Sun, Aug 23

6:05 am - 1:00 pm

ISP

GRR

6h 55m

1 stop

5:45 am - 9:40 am

GRR

ISP

3h 55m

1 stop

$316Southwest

Tue, Aug 11 - Mon, Aug 17

3:20 pm - 10:50 pm

ISP

GRR

7h 30m

2 stops

5:45 am - 9:40 am

GRR

ISP

3h 55m

1 stop

$321Southwest

Tue, Aug 11 - Mon, Aug 17

12:35 pm - 10:55 pm

ISP

GRR

10h 20m

2 stops

5:45 am - 9:40 am

GRR

ISP

3h 55m

1 stop

$326Southwest

Thu, Aug 20 - Fri, Aug 21

12:35 pm - 10:55 pm

ISP

GRR

10h 20m

2 stops

6:50 am - 9:30 pm

GRR

ISP

14h 40m

2 stops

$385Southwest

Thu, Aug 20 - Fri, Aug 21

6:05 am - 12:00 pm

ISP

GRR

5h 55m

2 stops

6:50 am - 4:25 pm

GRR

ISP

9h 35m

2 stops

$446Southwest

Tue, Aug 11 - Mon, Aug 17

10:57 am - 8:28 pm

ISP

GRR

9h 31m

1 stop

9:13 pm - 6:14 pm

GRR

ISP

21h 01m

1 stop

$458Frontier

Wed, Aug 19 - Fri, Aug 21

10:57 am - 8:28 pm

ISP

GRR

9h 31m

1 stop

9:13 pm - 1:33 pm

GRR

ISP

16h 20m

2 stops

$537Multiple Airlines

Wed, Aug 19 - Fri, Aug 21

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Frontier flights from Islip, New York to Grand Rapids

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

Frontier

Sep 4

ISP10:57 amIslip Long Island

9h 31m

1 stop

GRR8:28 pmGrand Rapids Gerald R. Ford Intl

Sep 6

GRR9:13 pmGrand Rapids Gerald R. Ford Intl

12h 40m

1 stop

ISP9:53 amIslip Long Island

$240

Frontier

Aug 21

ISP10:57 amIslip Long Island

9h 31m

1 stop

GRR8:28 pmGrand Rapids Gerald R. Ford Intl

Aug 23

GRR9:13 pmGrand Rapids Gerald R. Ford Intl

12h 40m

1 stop

ISP9:53 amIslip Long Island

$294

Frontier

Aug 19

ISP10:57 amIslip Long Island

9h 31m

1 stop

GRR8:28 pmGrand Rapids Gerald R. Ford Intl

Aug 21

GRR9:13 pmGrand Rapids Gerald R. Ford Intl

21h 01m

1 stop

ISP6:14 pmIslip Long Island

$458

Southwest flights from Islip, New York to Grand Rapids

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

Southwest

Aug 20

ISP4:05 pmIslip Long Island

3h 50m

1 stop

GRR7:55 pmGrand Rapids Gerald R. Ford Intl

Aug 21

GRR5:45 amGrand Rapids Gerald R. Ford Intl

3h 55m

1 stop

ISP9:40 amIslip Long Island

$268

Southwest

Aug 11

ISP6:05 amIslip Long Island

6h 55m

1 stop

GRR1:00 pmGrand Rapids Gerald R. Ford Intl

Aug 17

GRR5:45 amGrand Rapids Gerald R. Ford Intl

3h 55m

1 stop

ISP9:40 amIslip Long Island

$316

Southwest

Aug 11

ISP3:20 pmIslip Long Island

7h 30m

2 stops

GRR10:50 pmGrand Rapids Gerald R. Ford Intl

Aug 17

GRR5:45 amGrand Rapids Gerald R. Ford Intl

3h 55m

1 stop

ISP9:40 amIslip Long Island

$321

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipGrand Rapids

ISP - GRR

ISPGRR

Islip Long Island

Fri 9/4

10:57 am-8:28 pm

1 stop9h 31m

Grand Rapids Gerald R. Ford Intl

Sun 9/6

9:13 pm-9:53 am

1 stop12h 40m

$240

Quickest round-trip

IslipGrand Rapids

ISP - GRR

ISPGRR

Islip Long Island

Thu 8/20

4:05 pm-7:55 pm

1 stop3h 50m

Grand Rapids Gerald R. Ford Intl

Fri 8/21

5:45 am-9:40 am

1 stop3h 55m

$268

IslipGrand Rapids

ISP - GRR

ISPGRR

Islip Long Island

Fri 8/21

10:57 am-8:28 pm

1 stop9h 31m

Grand Rapids Gerald R. Ford Intl

Sun 8/23

9:13 pm-9:53 am

1 stop12h 40m

$294

IslipGrand Rapids

ISP - GRR

ISPGRR

Islip Long Island

Tue 8/11

6:05 am-1:00 pm

1 stop6h 55m

Grand Rapids Gerald R. Ford Intl

Mon 8/17

5:45 am-9:40 am

1 stop3h 55m

$316

IslipGrand Rapids

ISP - GRR

ISPGRR

Islip Long Island

Tue 8/11

3:20 pm-10:50 pm

2 stops7h 30m

Grand Rapids Gerald R. Ford Intl

Mon 8/17

5:45 am-9:40 am

1 stop3h 55m

$321

IslipGrand Rapids

ISP - GRR

ISPGRR

Islip Long Island

Thu 8/20

12:35 pm-10:55 pm

2 stops10h 20m

Grand Rapids Gerald R. Ford Intl

Fri 8/21

5:45 am-9:40 am

1 stop3h 55m

$326

IslipGrand Rapids

ISP - GRR

ISPGRR

Islip Long Island

Thu 8/20

12:35 pm-10:55 pm

2 stops10h 20m

Grand Rapids Gerald R. Ford Intl

Fri 8/21

6:50 am-9:30 pm

2 stops14h 40m

$385

IslipGrand Rapids

ISP - GRR

ISPGRR

Islip Long Island

Tue 8/11

6:05 am-12:00 pm

2 stops5h 55m

Grand Rapids Gerald R. Ford Intl

Mon 8/17

6:50 am-4:25 pm

2 stops9h 35m

$446

IslipGrand Rapids

ISP - GRR

ISPGRR

Islip Long Island

Wed 8/19

10:57 am-8:28 pm

1 stop9h 31m

Grand Rapids Gerald R. Ford Intl

Fri 8/21

9:13 pm-6:14 pm

1 stop21h 01m

$458

IslipGrand Rapids

ISP - GRR

ISPGRR

Islip Long Island

Wed 8/19

10:57 am-8:28 pm

1 stop9h 31m

Grand Rapids Gerald R. Ford Intl

Fri 8/21

9:13 pm-1:33 pm

2 stops16h 20m

$537

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

Prices

Airlines

What is the cheapest day to depart on your flight to Grand Rapids?

Our data shows that Saturday is the least expensive day to fly to Grand Rapids. Tickets to fly out on this day can be as low as $325. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Grand Rapids on Monday is $520.

What is the cheapest time of day to depart on your flight to Grand Rapids?

In the afternoon is the cheapest time of day to fly from Islip, New York to Grand Rapids when you can find flight prices for as low as $325. Flying to Grand Rapids in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Grand Rapids are more costly at noon, with an average ticket price of $379. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Islip, New York to Grand Rapids flights?

You could potentially save up to 35% on your flight if you consider stops on a Islip, New York to Grand Rapids flight.

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

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

Estimated round-trip price

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

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

Fastest flight time	9h 31m
Direct flights	None

The fastest flight from Islip, New York to Grand Rapids takes 9h 31m

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

Search flight deals

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

How far is Islip Long Island to Grand Rapids Gerald R. Ford Intl by plane?
Grand Rapids Gerald R. Ford Intl is 658.6 mi away from Islip Long Island. 9h 31m is a normal flight duration for this route.
When did momondo last update prices for flights from Islip Long Island Airport to Grand Rapids Gerald R. Ford Intl Airport?
Prices for flights from Islip Long Island Airport to Grand Rapids Gerald R. Ford Intl Airport are refreshed on a daily basis.
How old do you have to be to fly from Islip Long Island Airport to Grand Rapids Gerald R. Ford Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Grand Rapids Gerald R. Ford Intl Airport.
What documentation or ID do you need to fly to Grand Rapids Gerald R. Ford Intl Airport?
The travel and health documents you'll need for your trip to Grand Rapids Gerald R. Ford Intl 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 Grand Rapids Gerald R. Ford Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Holland

Saugatuck

Wyoming

Big Rapids

Douglas

Hastings

Rockford

Sparta

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Grand Rapids from Islip.

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

Yes. momondo allows you to filter the results for Islip to Grand Rapids flights to just show those with flexible booking policies.

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

Once you have performed a search for Islip to Grand Rapids flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Islip to Grand Rapids flights. All you need is a valid email address and we will do the rest; it is that quick and easy.