$311+ Cheap flights from Greensboro to Islip, NY (GSO - ISP)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
GSO — ISP
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Greensboro to Islip with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Greensboro to Islip
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Cheapest flights from Greensboro to IslipExplore the most affordable flight options available from Greensboro to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Greensboro to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:54 pm -
1 stop23h 04m
Sat 10/106:25 pm -
2 stops46h 49m
Deal found 9/7![Multiple Airlines logo]()
$561
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:54 pm -
2 stops17h 26m
Sun 10/256:13 pm -
2 stops23h 01m
Deal found 9/8![Breeze Airways logo]()
$788
This KAYAK deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:54 pm -
2 stops40h 23m
Thu 10/2210:57 am -
2 stops25h 11m
Deal found 9/7![Breeze Airways logo]()
$858
This KAYAK deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:54 pm -
2 stops17h 26m
Sun 10/187:45 pm -
2 stops16h 23m
Deal found 9/7![Breeze Airways logo]()
$878
This United deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:15 am -
2 stops13h 30m
Sun 11/19:59 am -
2 stops28h 20m
Deal found 9/10![Multiple Airlines logo]()
$915
This United deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:51 pm -
2 stops26h 24m
Fri 9/255:34 pm -
2 stops20h 19m
Deal found 9/8![Multiple Airlines logo]()
$935
This United deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:35 am -
2 stops13h 40m
Fri 9/255:34 pm -
2 stops20h 40m
Deal found 9/7![Multiple Airlines logo]()
$952
This Gotogate deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:54 pm -
2 stops17h 26m
Sat 10/106:08 pm -
2 stops42h 00m
Deal found 9/7![Breeze Airways logo]()
$958
This United deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:51 pm -
2 stops17h 05m
Fri 9/185:34 pm -
2 stops20h 34m
Deal found 9/8![Multiple Airlines logo]()
$963
This KAYAK deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:54 pm -
2 stops17h 26m
Wed 10/216:08 pm -
2 stops42h 00m
Deal found 9/7![Breeze Airways logo]()
$978
This United deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:44 pm -
2 stops19h 46m
Mon 9/1410:05 am -
2 stops28h 07m
Deal found 9/8![Multiple Airlines logo]()
$1,043
Best flights from Greensboro to IslipDiscover carefully curated flight deals from Greensboro to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Greensboro to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:54 pm -
1 stop23h 04m
Sat 10/106:25 pm -
2 stops46h 49m
Deal found 9/7![Multiple Airlines logo]()
$561
This KAYAK deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:54 pm -
2 stops17h 26m
Sun 10/187:45 pm -
2 stops16h 23m
Deal found 9/7![Breeze Airways logo]()
$878
This United deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:15 am -
2 stops13h 30m
Sun 11/19:59 am -
2 stops28h 20m
Deal found 9/10![Multiple Airlines logo]()
$915
This KAYAK deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:54 pm -
2 stops17h 26m
Sat 10/176:08 pm -
2 stops42h 00m
Deal found 9/7![Breeze Airways logo]()
$958
This United deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:51 pm -
2 stops26h 24m
Fri 9/255:34 pm -
2 stops20h 19m
Deal found 9/8![Multiple Airlines logo]()
$935
This KAYAK deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:54 pm -
2 stops17h 26m
Wed 10/216:08 pm -
2 stops42h 00m
Deal found 9/7![Breeze Airways logo]()
$978
This United deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:35 am -
2 stops13h 40m
Fri 9/255:34 pm -
2 stops20h 40m
Deal found 9/7![Multiple Airlines logo]()
$952
This United deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:00 am -
2 stops11h 41m
Sun 9/273:10 pm -
2 stops23h 04m
Deal found 9/9![Multiple Airlines logo]()
$1,188
Last-minute flights from Greensboro to IslipDiscover last-minute flight deals from Greensboro to Islip. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Greensboro to Islip. Data last updated September 10, 2026 and is based on user searches.
This United deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:44 pm -
2 stops19h 46m
Mon 9/1410:05 am -
2 stops28h 07m
Deal found 9/8![Multiple Airlines logo]()
$1,043
This United deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:51 pm -
2 stops17h 05m
Fri 9/185:34 pm -
2 stops20h 34m
Deal found 9/8![Multiple Airlines logo]()
$963
This United deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:51 pm -
2 stops26h 24m
Fri 9/255:34 pm -
2 stops20h 19m
Deal found 9/8![Multiple Airlines logo]()
$935
This United deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:35 am -
2 stops13h 40m
Fri 9/255:34 pm -
2 stops20h 40m
Deal found 9/7![Multiple Airlines logo]()
$952
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:54 pm -
1 stop23h 04m
Sat 10/106:25 pm -
2 stops46h 49m
Deal found 9/7![Multiple Airlines logo]()
$561
This Gotogate deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:54 pm -
2 stops17h 26m
Sat 10/106:08 pm -
2 stops42h 00m
Deal found 9/7![Breeze Airways logo]()
$958
This KAYAK deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:54 pm -
2 stops40h 23m
Thu 10/2210:57 am -
2 stops25h 11m
Deal found 9/7![Breeze Airways logo]()
$858
This KAYAK deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:54 pm -
2 stops17h 26m
Sun 10/187:45 pm -
2 stops16h 23m
Deal found 9/7![Breeze Airways logo]()
$878
This KAYAK deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:54 pm -
2 stops17h 26m
Wed 10/216:08 pm -
2 stops42h 00m
Deal found 9/7![Breeze Airways logo]()
$978
This KAYAK deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:54 pm -
2 stops17h 26m
Sun 10/256:13 pm -
2 stops23h 01m
Deal found 9/8![Breeze Airways logo]()
$788
This United deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:15 am -
2 stops13h 30m
Sun 11/19:59 am -
2 stops28h 20m
Deal found 9/10![Multiple Airlines logo]()
$915
One-way flights from Greensboro to IslipSearch for one-way flight options from Greensboro to Islip. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Greensboro to Islip. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:54 pm -
1 stop23h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:54 pm -
2 stops17h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Breeze Airways logo]()
$342
This KAYAK deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:54 pm -
2 stops19h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Breeze Airways logo]()
$365
This United deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:51 pm -
2 stops26h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$603
This United deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:51 pm -
2 stops26h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$713
Find flight deals from Greensboro to Islip
Discover tips and strategies to find the most affordable flight options for your journey from Greensboro (GSO) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $561 (Kiwi.com) |
One-way from | $365 (KAYAK) |
Popular in | August |
Cheapest in | January |
Average price | $310 |
Cheapflights Fare Finder
Customize your flight search to find flights from Greensboro to Islip that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Greensboro to Islip that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
GreensboroIslip
GSO Greensboro/H. Point - ISP Islip Long Island
GSOISP
Greensboro/H. Point
Fri 9/18
5:54 pm-4:58 pm
1 stop23h 04m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$311
Quickest round-trip
GreensboroIslip
GSO Greensboro/H. Point - ISP Islip Long Island
GSOISP
Greensboro/H. Point
Fri 9/18
5:54 pm-11:20 am
2 stops17h 26m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$342
GreensboroIslip
GSO Greensboro/H. Point - ISP Islip Long Island
GSOISP
Greensboro/H. Point
Mon 10/12
5:54 pm-12:58 pm
2 stops19h 04m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$365
GreensboroIslip
GSO Greensboro/H. Point - ISP Islip Long Island
GSOISP
Greensboro/H. Point
Fri 10/9
5:54 pm-11:20 am
2 stops17h 26m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$500
GreensboroIslip
GSO Greensboro/H. Point - ISP Islip Long Island
GSOISP
Greensboro/H. Point
Fri 10/2
5:54 pm-4:58 pm
1 stop23h 04m
Islip Long Island
Sat 10/10
6:25 pm-5:14 pm
2 stops46h 49m
$561
GreensboroIslip
GSO Greensboro/H. Point - ISP Islip Long Island
GSOISP
Greensboro/H. Point
Sun 9/20
5:51 pm-8:15 pm
2 stops26h 24m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$603
GreensboroIslip
GSO Greensboro/H. Point - ISP Islip Long Island
GSOISP
Greensboro/H. Point
Sun 9/27
5:51 pm-8:15 pm
2 stops26h 24m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$713
GreensboroIslip
GSO Greensboro/H. Point - ISP Islip Long Island
GSOISP
Greensboro/H. Point
Fri 10/16
5:54 pm-11:20 am
2 stops17h 26m
Islip Long Island
Sun 10/18
7:45 pm-12:08 pm
2 stops16h 23m
$878
GreensboroIslip
GSO Greensboro/H. Point - ISP Islip Long Island
GSOISP
Greensboro/H. Point
Tue 10/27
6:15 am-7:45 pm
2 stops13h 30m
Islip Long Island
Sun 11/1
9:59 am-2:19 pm
2 stops28h 20m
$915
GreensboroIslip
GSO Greensboro/H. Point - ISP Islip Long Island
GSOISP
Greensboro/H. Point
Sun 9/20
5:51 pm-8:15 pm
2 stops26h 24m
Islip Long Island
Fri 9/25
5:34 pm-1:53 pm
2 stops20h 19m
$935
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Greensboro to Islip
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Greensboro to Islip in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Greensboro-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greensboro-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greensboro-Islip, New York flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Greensboro-Islip, New York flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Greensboro-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Greensboro to Islip
Have a flexible travel schedule? Discover the best time to fly to Islip from Greensboro with our price prediction graph.
GSO-ISP
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
Find useful and relevant information for your journey from Greensboro to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Book flights to Islip if you plan to visit one of these locationsRiverhead
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