$550+ Cheap flights from Hilton Head Island (HHH) to Idaho
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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
HHH — BOI
Aug 26 — Sep 21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Hilton Head Island to Idaho 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.Find flight deals from Hilton Head Island to Idaho
One-way flights from Hilton Head Island to IdahoSearch for one-way flight options from Hilton Head Island to Idaho. Find affordable one-way fares based on user searches. Data last updated August 21, 2025.
Search for one-way flight options from Hilton Head Island to Idaho. Find affordable one-way fares based on user searches. Data last updated August 21, 2025.
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2612:11 pmHHH - BOI
2 stops11h 31mDelta
Deal found 8/19![Delta logo]()
$550
This United Airlines deal was found by Cheapflights users on 8/19. 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 8/2612:02 pmHHH - BOI
2 stops25h 29mUnited Airlines
Deal found 8/19![United Airlines logo]()
$1,073
Cheapflights Fare Finder
Customize your flight search to find flights from Hilton Head Island to Idaho 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 August 21, 2025.
Use the filters below to find and compare flights from Hilton Head Island to Idaho that are best for you.
Fly from
Hilton Head Island
Fly to
Idaho
Route
Depart
Return
Price
Hilton Head IslandBoise
HHH - BOI
HHHBOI
Hilton Head Island
Tue 8/26
12:11 pm-9:42 pm
2 stops11h 31m
$550
Hilton Head IslandBoise
HHH - BOI
HHHBOI
Hilton Head Island
Tue 8/26
12:02 pm-11:31 am
2 stops25h 29m
$1,073
Best time to book a flight from Hilton Head Island to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Hilton Head Island 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 Hilton Head Island to Idaho
What is the cheapest month to book a flight from Hilton Head Island to Idaho?
Currently, October is the cheapest month in which you can book a flight from Hilton Head Island to Idaho (average of $314). Flying from Hilton Head Island to Idaho in June is currently the most expensive (average of $399). 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.