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$306+ Cheap flights from Charleston to Boise (CHS - 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — BOI
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Charleston to Boise

Cheapest flights from Charleston to Boise
Explore the most affordable flight options available from Charleston to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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.
Sun 12/214:59 pmCHS - BOI
1 stop8h 00mUnited Airlines
Mon 12/225:00 amBOI - CHS
1 stop8h 09mUnited Airlines
Deal found 12/10$649
This Southwest deal was found by Cheapflights users on 12/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/211:55 pmCHS - BOI
2 stops12h 45mSouthwest
Mon 12/2211:15 amBOI - CHS
1 stop7h 15mSouthwest
Deal found 12/10$654
This Delta deal was found by Cheapflights users on 12/11. 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.
Wed 12/175:25 amCHS - BOI
1 stop9h 29mDelta
Sat 12/2011:47 pmBOI - CHS
1 stop8h 43mDelta
Deal found 12/11$785
This Southwest deal was found by Cheapflights users on 12/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:25 amCHS - BOI
2 stops10h 45mSouthwest
Sat 12/204:30 pmBOI - CHS
1 stop7h 20mSouthwest
Deal found 12/11$790
This Delta deal was found by Cheapflights users on 12/10. 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.
Fri 12/266:43 pmCHS - BOI
1 stop7h 10mDelta
Tue 12/3011:47 pmBOI - CHS
1 stop7h 46mDelta
Deal found 12/10$818
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/264:13 pmCHS - BOI
2 stops8h 46mAmerican Airlines
Tue 12/307:32 amBOI - CHS
2 stops12h 39mAmerican Airlines
Deal found 12/10$964

Find flight deals from Charleston to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Boise (BOI). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$301
(Delta)

Popular in

October

Cheapest in

January

Average price

$533
Provider with most accurate pricing for Charleston-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charleston-Boise Air Term. Gowen Fld flights.
Search Deals
From Charleston to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charleston to Boise 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 December 12, 2025.
Use the filters below to find and compare flights from Charleston to Boise that are best for you.

Fly from

Charleston

Fly to

Boise

Route

Depart

Return

Price

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

Fri 2/20

4:05 pm-9:32 pm

1 stop7h 27m

Boise Air Term. Gowen Fld

Tue 2/24

7:11 am-9:58 pm

2 stops12h 47m

$306

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

Fri 2/20

5:27 am-1:58 pm

2 stops10h 31m

Boise Air Term. Gowen Fld

Tue 2/24

6:20 pm-9:23 am

2 stops13h 03m

$311

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

Wed 1/28

7:22 pm-6:22 pm

1 stop25h 00m

Boise Air Term. Gowen Fld

Sat 1/31

11:35 am-6:22 pm

1 stop28h 47m

$324

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

Fri 2/20

6:32 pm-6:22 pm

1 stop25h 50m

Boise Air Term. Gowen Fld

Mon 2/23

8:27 pm-5:32 pm

1 stop19h 05m

$325

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

Fri 5/22

3:10 pm-11:56 pm

2 stops10h 46m

Boise Air Term. Gowen Fld

Sun 5/24

5:40 am-2:05 pm

1 stop6h 25m

$336

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

Fri 2/20

7:30 am-12:28 pm

1 stop6h 58m

Boise Air Term. Gowen Fld

Mon 2/23

7:15 pm-9:23 am

2 stops12h 08m

$336

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from Charleston to Boise

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Charleston to Boise in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Charleston-Boise flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Charleston-Boise flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Charleston-Boise flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Charleston-Boise flights, Cheapflights users trust eDreams the most. eDreams 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 Charleston-Boise 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 Charleston to Boise

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

What is the cheapest month to book a flight from Charleston to Boise?

Currently, August is the cheapest month in which you can book a flight from Charleston to Boise (average of $188). Flying from Charleston to Boise in March is currently the most expensive (average of $434). 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.

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

Find hourly flight availability from Charleston to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 26% on flights from Charleston to Boise by exploring options for tickets at noon.

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 December 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United Airlines from Charleston 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.
Alaska Airlines
8.0
Very good
11,432 reviews

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,432 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,007 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,095 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
American Airlines
7.2
Good
11,050 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from Charleston to Boise. 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 Charleston to Boise?

    Departing from Charleston to Boise will take you 7h 27m. Charleston and Boise are separated by a distance of 2077 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Charleston to Boise round-trip?

    Our cheapest airline available from Charleston to Boise is American Airlines. Our recent data shows that you can find tickets from as low as $250 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $256 and $283 round-trip. American Airlines is 44% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Charleston to Boise one-way?

    One-way options have recently been found by users for as low as $124 on United Airlines. Other airlines that offer cheap prices include American Airlines from $155 and Delta from $248 one-way.

  • Can I find deals for flights from Charleston to Boise that include hotel bookings?

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

  • How can I find direct flights from Charleston to Boise?

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

  • Can I find deals for business class flights from Charleston to Boise?

    Yes. Cheapflights offers flight deals from Charleston 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 Charleston to Boise?

    Currently, August is the cheapest month in which you can book a flight from Charleston to Boise (average of $188). Flying from Charleston to Boise in March is currently the most expensive (average of $434). 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 Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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Top 4 airlines flying from Charleston to Boise

Discover the top 4 airlines that operate flights from Charleston to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$250Average$454FlexibilityNo cancel feeOn-time71%
DeltaCheapest$270Average$416FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$283Average$416FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$435Average$557FlexibilityNo cancel feeOn-time75%

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