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Hilton Head Island

$304+ 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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HHH
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
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 September 16, 2025.

Round-trip from

$386
(United Airlines)

One-way from

$304
(American Airlines)

Popular in

February

Cheapest in

January

Average price

$464
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. 1% potential increase in price ($9 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 September 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 September 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:27 pmONT - HHH
2 stops13h 49mUnited Airlines
Wed 10/2211:57 amHHH - ONT
2 stops13h 55mUnited Airlines
Deal found 9/15$386
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/151:00 pmONT - HHH
2 stops19h 32mAmerican Airlines
Wed 10/223:32 pmHHH - ONT
1 stop9h 04mAmerican Airlines
Deal found 9/15$504
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:59 pmONT - HHH
1 stop7h 45mAmerican Airlines
Wed 12/316:13 pmHHH - ONT
2 stops17h 35mAmerican Airlines
Deal found 9/14$537
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2310:40 pmONT - HHH
1 stop9h 04mAmerican Airlines
Wed 12/316:13 pmHHH - ONT
2 stops17h 35mAmerican Airlines
Deal found 9/14$571
This United Airlines deal was found by Cheapflights users on 9/16. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:36 pmONT - HHH
2 stops13h 40mUnited Airlines
Fri 10/311:57 amHHH - ONT
2 stops27h 16mUnited Airlines
Deal found 9/16$572
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/234:45 pmONT - HHH
2 stops14h 59mAmerican Airlines
Tue 12/306:13 pmHHH - ONT
2 stops17h 35mAmerican Airlines
Deal found 9/14$589
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:59 pmONT - HHH
1 stop7h 45mAmerican Airlines
Tue 12/302:46 pmHHH - ONT
1 stop9h 12mAmerican Airlines
Deal found 9/14$593
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 10/3011:59 pmONT - HHH
2 stops9h 16mAmerican Airlines
Sun 11/22:51 pmHHH - ONT
1 stop9h 20mAmerican Airlines
Deal found 9/16$607

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 September 16, 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

Wed 10/15

1:00 pm-11:32 am

2 stops19h 32m

Hilton Head Island

Wed 10/22

3:32 pm-9:36 pm

1 stop9h 04m

$504

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Wed 12/24

11:59 pm-10:44 am

1 stop7h 45m

Hilton Head Island

Tue 12/30

6:13 pm-8:48 am

2 stops17h 35m

$537

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Wed 12/24

11:59 pm-10:44 am

1 stop7h 45m

Hilton Head Island

Wed 12/31

6:13 pm-8:48 am

2 stops17h 35m

$537

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Tue 12/23

10:40 pm-10:44 am

1 stop9h 04m

Hilton Head Island

Tue 12/30

6:13 pm-8:48 am

2 stops17h 35m

$571

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Tue 12/23

10:40 pm-10:44 am

1 stop9h 04m

Hilton Head Island

Wed 12/31

2:46 pm-8:58 pm

1 stop9h 12m

$583

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Thu 10/30

11:59 pm-12:15 pm

2 stops9h 16m

Hilton Head Island

Sun 11/2

2:51 pm-9:11 pm

1 stop9h 20m

$607

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Tue 3/10

11:12 pm-10:24 am

1 stop8h 12m

Hilton Head Island

Wed 3/11

4:10 pm-8:15 pm

1 stop7h 05m

$607

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Wed 12/24

11:59 pm-10:44 am

1 stop7h 45m

$304

OntarioHilton Head Island

ONT - HHH

ONTHHH

Ontario

Thu 12/25

10:40 pm-10:44 am

1 stop9h 04m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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, January is the cheapest month in which you can book a flight from Ontario to Hilton Head Island (average of $275). Flying from Ontario to Hilton Head Island in March is currently the most expensive (average of $479). 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 19h 32m. 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, January is the cheapest month in which you can book a flight from Ontario to Hilton Head Island (average of $275). Flying from Ontario to Hilton Head Island in March is currently the most expensive (average of $479). 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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