In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

If weather is an important factor for your trip to Boise, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

What is the cheapest time of day to fly from HHH to BOI?

When flying from Hilton Head Island to Boise, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

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

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

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

$755+ Flights from Hilton Head Island to Boise

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Cheap flight deals from Hilton Head Island to Boise

Round-trip from	$755 (American Airlines)

From Hilton Head Island to Boise Air Term. Gowen Fld

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Find flight deals from Hilton Head Island to Boise

Cheapest flights from Hilton Head Island to Boise
Explore the most affordable flight options available from Hilton Head Island to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2025.

Mon 7/2111:56 amHHH - BOI

2 stops11h 59mAmerican Airlines

Fri 7/255:17 pmBOI - HHH

2 stops16h 09mAmerican Airlines

Deal found 7/6

$755

Mon 7/2112:02 pmHHH - BOI

2 stops12h 25mUnited Airlines

Fri 7/257:15 pmBOI - HHH

3 stops16h 46mUnited Airlines

Deal found 7/6

$1,521

Best flights from Hilton Head Island to Boise
Discover carefully curated flight deals from Hilton Head Island to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2025.

Mon 7/2111:56 amHHH - BOI

2 stops11h 59mAmerican Airlines

Fri 7/255:17 pmBOI - HHH

2 stops16h 09mAmerican Airlines

Deal found 7/6

$755

Mon 7/2112:02 pmHHH - BOI

2 stops12h 25mUnited Airlines

Fri 7/257:15 pmBOI - HHH

3 stops16h 46mUnited Airlines

Deal found 7/6

$1,521

Last-minute flights from Hilton Head Island to Boise
Discover last-minute flight deals from Hilton Head Island to Boise. Data last updated July 7, 2025 and is based on user searches.

Mon 7/2111:56 amHHH - BOI

2 stops11h 59mAmerican Airlines

Fri 7/255:17 pmBOI - HHH

2 stops16h 09mAmerican Airlines

Deal found 7/6

$755

Mon 7/2112:02 pmHHH - BOI

2 stops12h 25mUnited Airlines

Fri 7/257:15 pmBOI - HHH

3 stops16h 46mUnited Airlines

Deal found 7/6

$1,521

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hilton Head Island to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Hilton Head IslandBoise

HHH - BOI

HHHBOI

Hilton Head Island

Mon 7/21

11:56 am-9:55 pm

2 stops11h 59m

Boise Air Term. Gowen Fld

Fri 7/25

5:17 pm-11:26 am

2 stops16h 09m

$755

Hilton Head IslandBoise

HHH - BOI

HHHBOI

Hilton Head Island

Mon 7/21

12:02 pm-10:27 pm

2 stops12h 25m

Boise Air Term. Gowen Fld

Fri 7/25

7:15 pm-2:01 pm

3 stops16h 46m

$1,521

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Best time to book a flight from Hilton Head Island to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise 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 Boise

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

Currently, October is the cheapest month in which you can book a flight from Hilton Head Island to Boise (average of $314). Flying from Hilton Head Island to Boise in June is currently the most expensive (average of $398). 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.

Reviews of airlines servicing Boise

Get a feel of what it's like to fly with United Airlines and American Airlines from Hilton Head Island to Boise by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,846 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,846 reviews

United Airlines

7.4

Good

8,846 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,846 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Can I find deals for flights from Hilton Head Island to Boise that include hotel bookings?
Yes. In addition to deals on Hilton Head Island to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Hilton Head Island to Boise?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hilton Head Island to Boise.
Can I find deals for business class flights from Hilton Head Island to Boise?
Yes. Cheapflights offers flight deals from Hilton Head Island to Boise 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 Hilton Head Island to Boise?
Currently, October is the cheapest month in which you can book a flight from Hilton Head Island to Boise (average of $314). Flying from Hilton Head Island to Boise in June is currently the most expensive (average of $398). 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

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Caldwell

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$755+ Cheap flights from Hilton Head Island to Boise (HHH - BOI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Hilton Head Island to Boise with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Hilton Head Island to Boise

Round-trip from

Find flight deals from Hilton Head Island to Boise

Cheapest flights from Hilton Head Island to BoiseExplore the most affordable flight options available from Hilton Head Island to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2025.

Explore the most affordable flight options available from Hilton Head Island to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hilton Head Island to Boise that are best for you.

Best time to book a flight from Hilton Head Island to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Hilton Head Island with our price prediction graph.

Cheapflights Insights

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

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

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boise. Reviews last updated July 7, 2025.

Get a feel of what it's like to fly with United Airlines and American Airlines from Hilton Head Island to Boise by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Hilton Head Island to Boise. 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 Hilton Head Island to Boise that include hotel bookings?

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

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

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

Traveling to a place near Hilton Head Island?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hilton Head Island to Boise

See prices for flight routes from nearby airports that may be better suited for you.

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Travel Smart

Cheapest flights from Hilton Head Island to Boise
Explore the most affordable flight options available from Hilton Head Island to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2025.