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$131+ Cheap flights from Charleston to Boise (CHS - BOI)

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — BOI
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap 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 junio 12, 2025.

Round-trip from

$286
(Delta)

One-way from

$131
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$684
From Charleston to Boise Air Term. Gowen Fld
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One-way flight from Charleston to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 10% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 junio 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. 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.
mié. 8/201:00 pmCHS - BOI
2 stops12h 50mDelta
dom. 8/2411:39 pmBOI - CHS
1 stop7h 40mDelta
Deal found 6/11$286
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/206:17 pmCHS - BOI
1 stop17h 11mAlaska Airlines
dom. 8/246:35 amBOI - CHS
1 stop8h 42mAlaska Airlines
Deal found 6/10$303
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/124:27 pmCHS - BOI
1 stop7h 07mUnited Airlines
mar. 7/227:15 pmBOI - CHS
2 stops11h 32mUnited Airlines
Deal found 6/11$316
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/207:06 amCHS - BOI
2 stops11h 39mAmerican Airlines
dom. 8/246:35 amBOI - CHS
2 stops13h 29mAmerican Airlines
Deal found 6/11$335
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/269:42 amCHS - BOI
3 stops25h 06mSpirit Airlines
lun. 6/309:43 amBOI - CHS
3 stops34h 46mSpirit Airlines
Deal found 6/11$452
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/257:03 amCHS - BOI
3 stops37h 11mMultiple Airlines
dom. 6/296:02 pmBOI - CHS
2 stops18h 29mMultiple Airlines
Deal found 6/10$622
This Southwest deal was found by Cheapflights users on 6/9. 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.
vie. 6/135:20 amCHS - BOI
1 stop9h 45mSouthwest
dom. 6/1512:05 pmBOI - CHS
1 stop6h 40mSouthwest
Deal found 6/9$821

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 junio 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

mié. 8/20

1:00 pm-11:50 pm

2 stops12h 50m

Boise Air Term. Gowen Fld

dom. 8/24

11:39 pm-9:19 am

1 stop7h 40m

$286

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

mié. 8/20

6:17 pm-9:28 am

1 stop17h 11m

Boise Air Term. Gowen Fld

dom. 8/24

6:35 am-5:17 pm

1 stop8h 42m

$303

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

sáb. 7/12

4:27 pm-9:34 pm

1 stop7h 07m

Boise Air Term. Gowen Fld

mar. 7/22

7:15 pm-8:47 am

2 stops11h 32m

$316

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

mié. 8/20

7:06 am-4:45 pm

2 stops11h 39m

Boise Air Term. Gowen Fld

dom. 8/24

6:35 am-10:04 pm

2 stops13h 29m

$335

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

jue. 6/26

9:42 am-8:48 am

3 stops25h 06m

Boise Air Term. Gowen Fld

lun. 6/30

9:43 am-10:29 pm

3 stops34h 46m

$452

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

mié. 6/25

7:03 am-6:14 pm

3 stops37h 11m

Boise Air Term. Gowen Fld

dom. 6/29

6:02 pm-2:31 pm

2 stops18h 29m

$622

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

mar. 8/5

2:01 pm-11:33 pm

2 stops11h 32m

$131

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

dom. 9/28

10:28 am-8:44 pm

2 stops36h 16m

$194

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

dom. 9/28

8:40 am-3:20 pm

1 stop8h 40m

$219

CharlestonBoise

CHS - BOI

CHSBOI

Charleston

dom. 6/22

6:03 pm-8:07 am

2 stops16h 04m

$583

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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, October is the cheapest month in which you can book a flight from Charleston to Boise (average of $314). Flying from Charleston to Boise in June is currently the most expensive (average of $395). 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 junio 12, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 24% on flights from Charleston to Boise by exploring options for tickets in the afternoon.

Rainfall in Boise by month

Plan your trip to Boise by taking into account the average rainfall totals by month.

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.

Temperature in Boise by month

Plan your trip to Boise by taking into account the average temperature totals by month.

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).

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 junio 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    Our cheapest airline available from Charleston to Boise is Delta. Our recent data shows that you can find tickets from as low as $286 on this airline. Additional options worth looking into are Alaska Airlines and United Airlines, starting at $303 and $316 round-trip. Delta is 46% 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 $131 on American Airlines. Other airlines that offer cheap prices include Spirit Airlines from $194 and Southwest from $219 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, October is the cheapest month in which you can book a flight from Charleston to Boise (average of $314). Flying from Charleston to Boise in June is currently the most expensive (average of $395). 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 Charleston?

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

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Alternative routes for Charleston to Boise

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Top 5 airlines flying from Charleston to Boise

Discover the top 5 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$283Average$390FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$310Average$442FlexibilityNo cancel feeOn-time71%
DeltaCheapest$317Average$578FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$416Average$556FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$435Average$602FlexibilityNo cancel feeOn-time75%

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