Cheap Flights from Grand Junction (GJT) to Islip (ISP)

Popular airlines from Grand Junction Regional Airport (GJT) to MacArthur Airport (ISP)

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Cheap Flights from Grand Junction to Islip (GJT-ISP)

Prices were available within the past 7 days and start at for one-way flights and $857 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Breeze Airways
Thu, Aug 7 - Tue, Aug 26
GJT
Grand Junction
ISP
Islip
$857 Roundtrip, found 1 day ago
$857
Roundtrip
found 1 day ago
Select Breeze Airways flight, departing Thu, Aug 7 from Grand Junction to Islip, returning Tue, Aug 26, priced at $857 found 1 day ago
United
Tue, Sep 9 - Wed, Sep 24
GJT
Grand Junction
ISP
Islip
$882 Roundtrip, found 1 day ago
$882
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 9 from Grand Junction to Islip, returning Wed, Sep 24, priced at $882 found 1 day ago
United
Thu, Aug 14 - Thu, Aug 28
GJT
Grand Junction
ISP
Islip
$907 Roundtrip, found 1 day ago
$907
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 14 from Grand Junction to Islip, returning Thu, Aug 28, priced at $907 found 1 day ago
American Airlines
Mon, Aug 11 - Thu, Aug 28
GJT
Grand Junction
ISP
Islip
$912 Roundtrip, found 1 day ago
$912
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Aug 11 from Grand Junction to Islip, returning Thu, Aug 28, priced at $912 found 1 day ago
American Airlines
Fri, Aug 15 - Sat, Aug 30
GJT
Grand Junction
ISP
Islip
$917 Roundtrip, found 1 day ago
$917
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Aug 15 from Grand Junction to Islip, returning Sat, Aug 30, priced at $917 found 1 day ago
Breeze Airways
Sun, Aug 17 - Wed, Aug 20
GJT
Grand Junction
ISP
Islip
$928 Roundtrip, found 2 days ago
$928
Roundtrip
found 2 days ago
Select Breeze Airways flight, departing Sun, Aug 17 from Grand Junction to Islip, returning Wed, Aug 20, priced at $928 found 2 days ago
United
Mon, Aug 11 - Mon, Aug 25
GJT
Grand Junction
ISP
Islip
$930 Roundtrip, found 1 day ago
$930
Roundtrip
found 1 day ago
Select United flight, departing Mon, Aug 11 from Grand Junction to Islip, returning Mon, Aug 25, priced at $930 found 1 day ago
United
Mon, Aug 25 - Tue, Sep 9
GJT
Grand Junction
ISP
Islip
$932 Roundtrip, found 1 day ago
$932
Roundtrip
found 1 day ago
Select United flight, departing Mon, Aug 25 from Grand Junction to Islip, returning Tue, Sep 9, priced at $932 found 1 day ago
United
Tue, Aug 26 - Sat, Sep 13
GJT
Grand Junction
ISP
Islip
$935 Roundtrip, found 1 day ago
$935
Roundtrip
found 1 day ago
Select United flight, departing Tue, Aug 26 from Grand Junction to Islip, returning Sat, Sep 13, priced at $935 found 1 day ago
American Airlines
Tue, Sep 2 - Wed, Sep 17
GJT
Grand Junction
ISP
Islip
$936 Roundtrip, found 1 day ago
$936
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 2 from Grand Junction to Islip, returning Wed, Sep 17, priced at $936 found 1 day ago
American Airlines
Sun, Aug 3 - Mon, Aug 18
GJT
Grand Junction
ISP
Islip
$937 Roundtrip, found 1 day ago
$937
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Aug 3 from Grand Junction to Islip, returning Mon, Aug 18, priced at $937 found 1 day ago
United
Thu, Sep 11 - Tue, Sep 23
GJT
Grand Junction
ISP
Islip
$940 Roundtrip, found 1 day ago
$940
Roundtrip
found 1 day ago
Select United flight, departing Thu, Sep 11 from Grand Junction to Islip, returning Tue, Sep 23, priced at $940 found 1 day ago
Breeze Airways
Thu, Jul 24 - Fri, Aug 8
GJT
Grand Junction
ISP
Islip
$943 Roundtrip, found 1 day ago
$943
Roundtrip
found 1 day ago
Select Breeze Airways flight, departing Thu, Jul 24 from Grand Junction to Islip, returning Fri, Aug 8, priced at $943 found 1 day ago
United
Wed, Aug 13 - Wed, Aug 20
GJT
Grand Junction
ISP
Islip
$945 Roundtrip, found 2 days ago
$945
Roundtrip
found 2 days ago
Select United flight, departing Wed, Aug 13 from Grand Junction to Islip, returning Wed, Aug 20, priced at $945 found 2 days ago
United
Tue, Aug 12 - Thu, Aug 28
GJT
Grand Junction
ISP
Islip
$955 Roundtrip, found 1 day ago
$955
Roundtrip
found 1 day ago
Select United flight, departing Tue, Aug 12 from Grand Junction to Islip, returning Thu, Aug 28, priced at $955 found 1 day ago
Breeze Airways
Sun, Jul 27 - Fri, Aug 8
GJT
Grand Junction
ISP
Islip
$958 Roundtrip, found 1 day ago
$958
Roundtrip
found 1 day ago
Select Breeze Airways flight, departing Sun, Jul 27 from Grand Junction to Islip, returning Fri, Aug 8, priced at $958 found 1 day ago
Breeze Airways
Thu, Jul 24 - Wed, Aug 13
GJT
Grand Junction
ISP
Islip
$959 Roundtrip, found 1 day ago
$959
Roundtrip
found 1 day ago
Select Breeze Airways flight, departing Thu, Jul 24 from Grand Junction to Islip, returning Wed, Aug 13, priced at $959 found 1 day ago
American Airlines
Tue, Sep 2 - Sat, Sep 13
GJT
Grand Junction
ISP
Islip
$963 Roundtrip, found 1 day ago
$963
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 2 from Grand Junction to Islip, returning Sat, Sep 13, priced at $963 found 1 day ago
American Airlines
Mon, Aug 11 - Sun, Aug 24
GJT
Grand Junction
ISP
Islip
$967 Roundtrip, found 1 day ago
$967
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Aug 11 from Grand Junction to Islip, returning Sun, Aug 24, priced at $967 found 1 day ago
American Airlines
Sun, Aug 10 - Thu, Aug 14
GJT
Grand Junction
ISP
Islip
$969 Roundtrip, found 1 day ago
$969
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Aug 10 from Grand Junction to Islip, returning Thu, Aug 14, priced at $969 found 1 day ago

Alternative airports near Islip

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to MacArthur ISP. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $967
ISP
MacArthur
CheapestClosest
Average driving time to city center14 min
Flights from $967
Flights from Grand Junction (GJT) to Islip (ISP)
Origin airport
Grand Junction Regional
Destination airport
MacArthur
Roundtrip price
$856
Distance
1867 mi

Frequently asked questions

How much does a flight from Grand Junction Regional Airport (GJT) to MacArthur Airport (ISP) cost?
Discover the latest flight deals from GJT to ISP by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from GJT to ISP?
The cheapest flights from GJT to ISP are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from GJT to ISP?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from GJT to ISP. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Grand Junction Regional Airport (GJT) to MacArthur Airport (ISP)?
There aren't any daily nonstop flights available from Grand Junction Regional Airport (GJT) to MacArthur Airport (ISP). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from GJT to ISP?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Grand Junction Regional Airport (GJT) to MacArthur Airport (ISP)?
To avoid possible delays on the Grand Junction Regional Airport (GJT) to MacArthur Airport (ISP) route, aim to fly before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Grand Junction Regional Airport (GJT) to MacArthur Airport (ISP) last-minute?
Last-minute fares from GJT to ISP are generally more expensive. To secure the cheapest rates, start looking for flights as early as possible. That being said, if you're flexible with your travel plans, you may score a cheap fare right before you leave.
Is it cheaper to book a GJT to ISP flight and hotel package?
Opting for a GJT to ISP flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our extensive range of accommodations and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Grand Junction Regional Airport (GJT) to MacArthur Airport (ISP)?
It's generally possible to cancel or reschedule your GJT to ISP flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

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