GRR - ISP

$180 Find Cheap Flights from Grand Rapids to Islip - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$445
Typical prices: $242-$404
Southwest
Tue 10/30Sat 11/3
GRR - ISP • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Grand Rapids and Islip. You'll need to take a connecting flight to reach the destination.
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Islip!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Grand Rapids to Islip (GRR-ISP)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Grand Rapids to Islip

Fri, Oct 30 - Tue, Nov 3
Southwest Logo
5:45 am - 11:45 amGRR  Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island
6h 00m1 stop Baltimore/Washington
Southwest Logo
4:05 pm - 10:25 pmISP  Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl
6h 20m1 stop Baltimore/Washington
$445Southwest
Tue, Nov 3 - Wed, Nov 4
Southwest Logo
5:35 am - 11:45 amGRR  Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island
6h 10m1 stop Baltimore/Washington
Southwest Logo
6:30 am - 6:40 pmISP  Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl
12h 10m1 stop Orlando
$450Southwest
Fri, Oct 30 - Tue, Nov 3
Southwest Logo
1:20 pm - 11:15 pmGRR  Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island
9h 55m2 stops Chicago Midway Orlando
Southwest Logo
4:05 pm - 10:25 pmISP  Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl
6h 20m1 stop Baltimore/Washington
$450Southwest
Tue, Nov 3 - Wed, Nov 4
Southwest Logo
7:05 am - 4:15 pmGRR  Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island
9h 10m2 stops Chicago Midway Baltimore/Washington
Southwest Logo
6:30 am - 6:40 pmISP  Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl
12h 10m1 stop Orlando
$456Southwest
Fri, Oct 30 - Tue, Nov 3
Southwest Logo
6:45 am - 2:30 pmGRR  Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island
7h 45m2 stops Chicago Midway Baltimore/Washington
Southwest Logo
6:05 am - 6:40 pmISP  Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl
12h 35m2 stops Baltimore/Washington Orlando
$461Southwest
Tue, Nov 3 - Wed, Nov 4
Southwest Logo
11:00 am - 9:05 pmGRR  Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island
10h 05m2 stops Chicago Midway Orlando
Southwest Logo
6:30 am - 8:20 pmISP  Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl
13h 50m2 stops Orlando Chicago Midway
$492Southwest
Tue, Nov 3 - Wed, Nov 4
Southwest Logo
11:00 am - 9:05 pmGRR  Grand Rapids Gerald R. Ford Intl-ISP Islip Long Island
10h 05m2 stops Chicago Midway Orlando
Southwest Logo
6:30 am - 8:20 pmISP  Islip Long Island-GRR Grand Rapids Gerald R. Ford Intl
13h 50m2 stops Orlando Chicago Midway
$517Southwest
Booking Insights

Price, demand and travel trends for Grand Rapids to Islip flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Grand Rapids to Islip?

Round-trip flights from Grand Rapids to Islip typically range from $242 to $404. The lowest price found in the past 5 days was $445, on Southwest.

Find deals

Key details for Grand Rapids to Islip flights

Cheapest flight

$445
Round-trip flight from Grand Rapids to Islip

When to book flights from Grand Rapids to Islip

Are your dates flexible? Find out the best times to travel from Grand Rapids to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Grand Rapids to Islip flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Grand Rapids to Islip?

    Only Economy Class is available on flights from Grand Rapids to Islip.

  • How long is a flight from Grand Rapids to Islip?

    A nonstop flight from Grand Rapids to Islip takes 00m, covering 655 miles.

  • Do I need a passport to fly from Grand Rapids to Islip?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • Have flight prices from Grand Rapids to Islip changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $445 to $517. That means the highest observed fare was about 16% higher than the lowest one.

  • What car rental options are available at Islip Long Island Airport (ISP)?

    Islip Long Island Airport (ISP) hosts 5 major car rental companies, with daily rates starting from around $38 for economy cars. Top options include:

    • Budget
    • Enterprise Rent-A-Car
    • Avis
    • National
    • Empire Rent A Car

  • Which airports can I use when flying from Grand Rapids to Islip?

    Flights from Grand Rapids to Islip usually depart from Grand Rapids Gerald R. Ford Intl (GRR) and arrive at Islip Long Island (ISP).

  • Which airports do connecting flights from Grand Rapids to Islip pass through?

    Most connecting flights from Grand Rapids to Islip pass through Baltimore/Washington (BWI), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Grand Rapids to Islip?

    Yes. Flexible dates can save you up to 70% on flights from Grand Rapids to Islip. Thursday is the cheapest departure day at $242 round-trip on average, while Friday is the most expensive at $788, a difference of $546.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Your guide to booking Grand Rapids to Islip flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Friday. On this route, Thursday flights average $242, about $546 less than Friday fares (69% savings) based on the last 12 months.

More options for your flight from Grand Rapids to Islip

Complete your trip to Islip with a hotel stay or car rental

Car rentals in Islip
Hotels in Islip