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Hilton Head Island

$586+ Cheap flights from Islip, NY to Hilton Head Island (ISP - HHH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — HHH
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
1 adult, Economy
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Cheap flight deals from Islip to Hilton Head Island

Cheapest flights from Islip to Hilton Head Island
Explore the most affordable flight options available from Islip to Hilton Head Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.

This United deal was found by Cheapflights users on 6/12. 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 7/77:26 am
ISP
-
HHH
2 stops30h 55m
Multiple Airlines
Tue 7/143:05 pm
HHH
-
ISP
2 stops26h 36m
Multiple Airlines
Deal found 6/12$987
This United deal was found by Cheapflights users on 6/11. 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 8/293:05 pm
ISP
-
HHH
2 stops21h 54m
Multiple Airlines
Fri 9/42:48 pm
HHH
-
ISP
2 stops19h 42m
Multiple Airlines
Deal found 6/11$1,155
This United deal was found by Cheapflights users on 6/14. 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 7/189:00 am
ISP
-
HHH
2 stops29h 21m
Multiple Airlines
Wed 7/223:05 pm
HHH
-
ISP
2 stops19h 51m
Multiple Airlines
Deal found 6/14$1,257
This United deal was found by Cheapflights users on 6/14. 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 6/217:00 am
ISP
-
HHH
2 stops31h 21m
Multiple Airlines
Tue 6/231:45 pm
HHH
-
ISP
2 stops30h 30m
Multiple Airlines
Deal found 6/14$1,525

Find flight deals from Islip to Hilton Head Island

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Hilton Head Island (HHH). 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 June 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$987
(United)

One-way from

$586
(United)

Popular in

December

Cheapest in

February

Average price

$384
Provider with most accurate pricing for Islip Long Island-Hilton Head Island flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-Hilton Head Island flights.
Search Deals
From Islip Long Island to Hilton Head Island
Search Deals
One-way flight from Islip Long Island to Hilton Head Island
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Hilton Head Island 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 2,558,603 searches. Data last updated June 15, 2026.
Use the filters below to find and compare flights from Islip to Hilton Head Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipHilton Head Island

ISP - HHH

ISPHHH

Islip Long Island

Tue 7/7

7:26 am-2:21 pm

2 stops30h 55m

Hilton Head Island

Tue 7/14

3:05 pm-5:41 pm

2 stops26h 36m

$987
Quickest round-trip

IslipHilton Head Island

ISP - HHH

ISPHHH

Islip Long Island

Sat 8/29

3:05 pm-12:59 pm

2 stops21h 54m

Hilton Head Island

Fri 9/4

2:48 pm-10:30 am

2 stops19h 42m

$1,155

IslipHilton Head Island

ISP - HHH

ISPHHH

Islip Long Island

Sun 8/30

5:29 pm-12:59 pm

2 stops19h 30m

Hilton Head Island

Fri 9/4

2:48 pm-6:35 pm

2 stops27h 47m

$1,155

IslipHilton Head Island

ISP - HHH

ISPHHH

Islip Long Island

Sat 7/18

9:00 am-2:21 pm

2 stops29h 21m

Hilton Head Island

Wed 7/22

3:05 pm-10:56 am

2 stops19h 51m

$1,257
Cheapest one-way
Quickest one-way

IslipHilton Head Island

ISP - HHH

ISPHHH

Islip Long Island

Sun 8/2

5:29 pm-12:52 pm

2 stops43h 23m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

Sorted by cheapest first

Compare providers for flights from Islip to Hilton Head Island

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 Islip to Hilton Head Island in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Islip, New York-Hilton Head Island flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Hilton Head Island flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Hilton Head Island flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-Hilton Head Island 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 Islip, New York-Hilton Head Island 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 Islip to Hilton Head Island

Have a flexible travel schedule? Discover the best time to fly to Hilton Head Island from Islip with our price prediction graph.
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 Islip to Hilton Head Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Islip to Hilton Head Island that include hotel bookings?

    Yes. In addition to deals on Islip to Hilton Head Island flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Hilton Head Island?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Hilton Head Island.

  • Can I find deals for business class flights from Islip to Hilton Head Island?

    Yes. Cheapflights offers flight deals from Islip to Hilton Head Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Traveling to a place near Hilton Head Island?

Book flights to Hilton Head Island if you plan to visit one of these locations
Beaufort

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