$314 Cheap Flights from Trenton (TTN) to Hilton Head Island (HHH)

View $314 flight on Sat, Aug 1, 2026Opens in a new window

Popular airlines from Trenton–Mercer Airport (TTN) to Hilton Head Island Airport (HHH)

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Cheap Flights from Trenton to Hilton Head Island (TTN-HHH)

Prices were available within the past 7 days and start at $314 for one-way flights and $537 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Aug 21 - Fri, Aug 28
TTN
Trenton
HHH
Hilton Head Island
$537 Roundtrip, found 3 days ago
$537
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Aug 21 from Trenton to Hilton Head Island, returning Fri, Aug 28, priced at $537 found 3 days ago
American Airlines
Fri, Nov 21 - Mon, Nov 24
TTN
Trenton
HHH
Hilton Head Island
$577 Roundtrip, found 6 days ago
$577
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Nov 21 from Trenton to Hilton Head Island, returning Mon, Nov 24, priced at $577 found 6 days ago
American Airlines
Thu, Jun 25 - Sun, Jun 28
TTN
Trenton
HHH
Hilton Head Island
$587 Roundtrip, found 9 hours ago
$587
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Jun 25 from Trenton to Hilton Head Island, returning Sun, Jun 28, priced at $587 found 9 hours ago
American Airlines
Sat, Aug 1 - Sat, Aug 8
TTN
Trenton
HHH
Hilton Head Island
$617 Roundtrip, found 10 hours ago
$617
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Sat, Aug 1 from Trenton to Hilton Head Island, returning Sat, Aug 8, priced at $617 found 10 hours ago
American Airlines
Fri, Aug 21 - Fri, Aug 28
TTN
Trenton
HHH
Hilton Head Island
$637 Roundtrip, found 3 days ago
$637
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Aug 21 from Trenton to Hilton Head Island, returning Fri, Aug 28, priced at $637 found 3 days ago
American Airlines
Sun, Jul 26 - Fri, Jul 31
TTN
Trenton
HHH
Hilton Head Island
$647 Roundtrip, found 1 day ago
$647
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Jul 26 from Trenton to Hilton Head Island, returning Fri, Jul 31, priced at $647 found 1 day ago
American Airlines
Fri, Aug 21 - Fri, Aug 28
TTN
Trenton
HHH
Hilton Head Island
$651 Roundtrip, found 3 days ago
$651
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Aug 21 from Trenton to Hilton Head Island, returning Fri, Aug 28, priced at $651 found 3 days ago
American Airlines
Fri, Nov 21 - Mon, Nov 24
TTN
Trenton
HHH
Hilton Head Island
$677 Roundtrip, found 6 days ago
$677
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Nov 21 from Trenton to Hilton Head Island, returning Mon, Nov 24, priced at $677 found 6 days ago
American Airlines
Sat, Jun 27 - Sat, Jul 4
TTN
Trenton
HHH
Hilton Head Island
$687 Roundtrip, found 9 hours ago
$687
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Sat, Jun 27 from Trenton to Hilton Head Island, returning Sat, Jul 4, priced at $687 found 9 hours ago
American Airlines
Fri, Nov 21 - Mon, Nov 24
TTN
Trenton
HHH
Hilton Head Island
$690 Roundtrip, found 6 days ago
$690
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Nov 21 from Trenton to Hilton Head Island, returning Mon, Nov 24, priced at $690 found 6 days ago

Alternative airports near Hilton Head Island

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

Select flight to Savannah - Hilton Head Intl. SAV. Cheapest option available. Average driving time to city center is 59 minutes. Flights from $407
SAV
Savannah - Hilton Head Intl.
Cheapest
Average driving time to city center59 min
Flights from $407

Frequently asked questions

How much does a flight from Mercer Airport (TTN) to Hilton Head Island Airport (HHH) cost?
Grab a cheap one-way flight from $314 or cheap return flight from $537 from Mercer Airport (TTN) to Hilton Head Island Airport (HHH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Mercer Airport (TTN) to Hilton Head Island Airport (HHH)?
The cheapest month to fly from TTN to HHH is August, when there's less demand. Off-peak season is usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Mercer Airport (TTN) to Hilton Head Island Airport (HHH)?
To find the cheapest airline flying from TTN to HHH, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Mercer Airport (TTN) to Hilton Head Island Airport (HHH)?
Nonstop flights from Mercer Airport (TTN) to Hilton Head Island Airport (HHH) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from TTN to HHH?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Mercer Airport (TTN) to Hilton Head Island Airport (HHH)?
Select a flight from Mercer Airport (TTN) to Hilton Head Island Airport (HHH) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Mercer Airport (TTN) to Hilton Head Island Airport (HHH) last-minute?
Waiting until just before your departure to book your flight from TTN to HHH generally means paying more. While you may find some last-minute deals, there's no guarantee. Keep your travel plans flexible for a better chance of scoring a bargain.
Is it cheaper to book a TTN to HHH flight and hotel package?
Opting for a TTN to HHH flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our impressive range of stays and then add car rentals, activities and flights 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 Mercer Airport (TTN) to Hilton Head Island Airport (HHH)?
If you reserved your TTN to HHH flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Mercer
Destination airport
Hilton Head Island
Airlines serving
American Airlines
Roundtrip price
$537
Distance
645 mi

Book with confidence

Trenton to Hilton Head Island Flights

The cheapest times to fly from Trenton to Hilton Head Island

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Trenton to Hilton Head Island are during the month of August. You can find some of the cheapest flights from Trenton to Hilton Head Island with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Trenton to Hilton Head Island

Sunday is one of the best days to book for cheap flights from Trenton to Hilton Head Island: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Trenton to Hilton Head Island

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Trenton to Hilton Head Island in 2025. You can also book with separate airlines for your outbound and return journeys, from $314 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Trenton to Hilton Head Island flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Trenton to Hilton Head Island airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Trenton to Hilton Head Island Flights

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