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Hilton Head Island

$253+ Cheap flights from Ontario to Hilton Head Island (ONT - 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 12/21. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HHH
Dec 8 — Dec 151
Mon 12/8
Mon 12/15
1 adult, Economy
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Cheap flight deals from Ontario to Hilton Head Island

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 November 8, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$527
(American Airlines)

One-way from

$253
(American Airlines)

Popular in

February

Cheapest in

September

Average price

$609
Provider with most accurate pricing for Ontario-Hilton Head Island flight deals.
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Provider most trusted by Cheapflights users for Ontario-Hilton Head Island flights.
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From Ontario to Hilton Head Island
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One-way flight from Ontario to Hilton Head Island
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Highest demand for flights based on searches. 3% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Ontario to Hilton Head Island

Cheapest flights from Ontario to Hilton Head Island
Explore the most affordable flight options available from Ontario to Hilton Head Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 8, 2025.

This American Airlines deal was found by Cheapflights users on 11/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:11 amONT - HHH
2 stops8h 58mAmerican Airlines
Tue 11/252:51 pmHHH - ONT
1 stop9h 20mAmerican Airlines
Deal found 11/6$592

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario 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 November 8, 2025.
Use the filters below to find and compare flights from Ontario to Hilton Head Island that are best for you.

Fly from

Ontario

Fly to

Hilton Head Island

Route

Depart

Return

Price

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Tue 2/24

11:59 pm-3:09 pm

2 stops12h 10m

Hilton Head Island

Tue 3/3

12:20 pm-7:57 pm

1 stop10h 37m

$532

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Wed 2/25

7:50 pm-10:33 am

2 stops11h 43m

Hilton Head Island

Sat 2/28

11:03 am-6:40 pm

2 stops10h 37m

$542

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Mon 1/19

11:59 pm-12:20 pm

2 stops9h 21m

Hilton Head Island

Wed 1/28

12:51 pm-10:48 pm

2 stops12h 57m

$550

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Mon 1/19

11:59 pm-2:59 pm

2 stops12h 00m

Hilton Head Island

Mon 1/26

12:51 pm-10:48 pm

2 stops12h 57m

$563

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Fri 2/27

10:40 pm-10:33 am

1 stop8h 53m

Hilton Head Island

Tue 3/3

12:20 pm-7:57 pm

1 stop10h 37m

$567

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Wed 2/25

7:50 pm-10:33 am

2 stops11h 43m

Hilton Head Island

Fri 2/27

2:58 pm-9:28 pm

1 stop9h 30m

$572

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Fri 1/23

11:59 pm-12:20 pm

2 stops9h 21m

Hilton Head Island

Wed 1/28

12:51 pm-10:48 pm

2 stops12h 57m

$577

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Sun 2/1

11:59 pm-2:59 pm

2 stops12h 00m

Hilton Head Island

Tue 2/3

12:51 pm-10:48 pm

2 stops12h 57m

$582

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Fri 1/30

11:59 pm-12:20 pm

2 stops9h 21m

Hilton Head Island

Wed 2/4

12:51 pm-10:48 pm

2 stops12h 57m

$582

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Mon 2/2

11:59 pm-2:59 pm

2 stops12h 00m

Hilton Head Island

Wed 2/4

12:51 pm-10:48 pm

2 stops12h 57m

$582

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 13 results
1
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  • Most accurate provider: When it comes to deals on Ontario-Hilton Head Island flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Ontario-Hilton Head Island flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Ontario-Hilton Head Island flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Hilton Head Island flights, Cheapflights users trust Expedia the most. Expedia 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 Ontario-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 Ontario to Hilton Head Island

Have a flexible travel schedule? Discover the best time to fly to Hilton Head Island from Ontario 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Hilton Head Island

What is the cheapest month to book a flight from Ontario to Hilton Head Island?

Currently, October is the cheapest month in which you can book a flight from Ontario to Hilton Head Island (average of $117). Flying from Ontario to Hilton Head Island in February is currently the most expensive (average of $273). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ontario 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.

  • How long is the flight from Ontario to Hilton Head Island?

    American Airlines can get you from Ontario to Hilton Head Island in just under 9h 21m. Your travel time can differ by up to . Airlines will cover a distance of 2126 mi.

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

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

  • How can I find direct flights from Ontario 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 Ontario to Hilton Head Island.

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

    Yes. Cheapflights offers flight deals from Ontario 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.

  • What is the cheapest month to book a flight from Ontario to Hilton Head Island?

    Currently, October is the cheapest month in which you can book a flight from Ontario to Hilton Head Island (average of $117). Flying from Ontario to Hilton Head Island in February is currently the most expensive (average of $273). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Hilton Head Island?

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

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