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$156+ Cheap flights from Boise to Charleston (BOI - CHS)

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 7/31. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CHS
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Charleston are usually found in July or April, booked 49 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Boise to Charleston

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Charleston (CHS). 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 June 18, 2025.

Round-trip from

$251
(American Airlines)

One-way from

$156
(Delta)

Popular in

January

Cheapest in

July

Average price

$524
From Boise Air Term. Gowen Fld to Charleston
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One-way flight from Boise Air Term. Gowen Fld to Charleston
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Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 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 Boise to Charleston

Cheapest flights from Boise to Charleston
Explore the most affordable flight options available from Boise to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This American Airlines deal was found by Cheapflights users on 6/18. 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.
Tue 10/281:41 pmBOI - CHS
1 stop6h 24mAmerican Airlines
Fri 10/317:15 amCHS - BOI
1 stop7h 19mAmerican Airlines
Deal found 6/18$251
This Delta deal was found by Cheapflights users on 6/17. 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 10/285:40 amBOI - CHS
1 stop6h 28mDelta
Fri 10/315:30 amCHS - BOI
2 stops12h 59mDelta
Deal found 6/17$256
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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.
Thu 9/254:34 pmBOI - CHS
1 stop22h 43mAlaska Airlines
Mon 9/296:17 pmCHS - BOI
1 stop17h 11mAlaska Airlines
Deal found 6/16$343
This Southwest deal was found by Cheapflights users on 6/16. 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.
Thu 9/2510:25 amBOI - CHS
2 stops9h 35mSouthwest
Mon 9/294:25 pmCHS - BOI
1 stop9h 40mSouthwest
Deal found 6/16$385
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Wed 7/167:15 pmBOI - CHS
2 stops12h 59mUnited Airlines
Mon 7/216:05 amCHS - BOI
1 stop7h 38mUnited Airlines
Deal found 6/17$416
This Mytrip deal was found by Cheapflights users on 6/16. 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.
Wed 7/21:24 pmBOI - CHS
3 stops17h 13mMultiple Airlines
Sun 7/69:42 amCHS - BOI
2 stops25h 06mMultiple Airlines
Deal found 6/16$467

Cheapflights Fare Finder

Customize your flight search to find flights from Boise to Charleston 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 June 18, 2025.
Use the filters below to find and compare flights from Boise to Charleston that are best for you.

Fly from

Boise

Fly to

Charleston

Route

Depart

Return

Price

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Tue 10/28

1:41 pm-10:05 pm

1 stop6h 24m

Charleston

Fri 10/31

7:15 am-12:34 pm

1 stop7h 19m

$251

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Tue 10/28

5:40 am-2:08 pm

1 stop6h 28m

Charleston

Fri 10/31

5:30 am-4:29 pm

2 stops12h 59m

$256

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Thu 9/25

4:34 pm-5:17 pm

1 stop22h 43m

Charleston

Mon 9/29

6:17 pm-9:28 am

1 stop17h 11m

$343

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Thu 9/25

10:25 am-10:00 pm

2 stops9h 35m

Charleston

Mon 9/29

4:25 pm-12:05 am

1 stop9h 40m

$385

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Wed 7/16

7:15 pm-10:14 am

2 stops12h 59m

Charleston

Mon 7/21

6:05 am-11:43 am

1 stop7h 38m

$416

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Wed 7/2

1:24 pm-8:37 am

3 stops17h 13m

Charleston

Sun 7/6

9:42 am-8:48 am

2 stops25h 06m

$467

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Thu 7/31

11:40 pm-9:37 am

1 stop7h 57m

$156

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Wed 7/2

6:25 am-5:00 pm

1 stop8h 35m

$189

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Thu 7/31

7:15 pm-10:23 am

2 stops13h 08m

$211

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Thu 7/31

11:44 am-12:18 am

2 stops10h 34m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/18

Showing 1-10 of 13 results
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Best time to book a flight from Boise to Charleston

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

How far ahead should I book a flight from Boise to Charleston?

Use this chart to determine the optimal time to book a round-trip flight from Boise to Charleston. Price data was last updated on June 13, 2025.

The best time to book flights from Boise to Charleston is 49 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Boise to Charleston (average of $217). Flying from Boise to Charleston in March is currently the most expensive (average of $335). 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 BOI to CHS?

Find hourly flight availability from Boise to Charleston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Boise to Charleston in the afternoon. If you’re flexible enough to do this you can expect to save up to 38% on your trip compared to booking a flight in the morning.

Rainfall in Charleston by month

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

In terms of precipitation, rainfall in Charleston ranges from 2.4 - 7.2 inches per month. August is typically the wettest month, when rainfall can reach 7.2 in. November is typically the driest time to visit Charleston when rainfall is around 2.4 in.

Temperature in Charleston by month

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

If weather is an important factor for your trip to Charleston, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Charleston

Get insights into the airlines that provide service to Charleston. 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 Charleston. Reviews last updated June 18, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

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

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

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
4,280 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

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
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,507 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

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
8,810 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

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 Boise to Charleston. 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 Boise to Charleston round-trip?

    Our cheapest airline available from Boise to Charleston is American Airlines. Our recent data shows that you can find tickets from as low as $251 on this airline. Additional options worth looking into are Delta and Alaska Airlines, starting at $256 and $343 round-trip. American Airlines is currently priced 48% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $156. Users have also found prices from $189 and $211 on Hawaiian Airlines and United Airlines, respectively.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Boise to Charleston (average of $217). Flying from Boise to Charleston in March is currently the most expensive (average of $335). 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
North Charleston
Summerville
Walterboro
Mount Pleasant
Isle of Palms
Folly Beach
Santee
Edisto Beach

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Boise to Charleston

Discover the top 5 airlines that operate flights from Boise to Charleston. 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$250Average$459FlexibilityNo cancel feeOn-time71%
DeltaCheapest$250Average$462FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$256Average$551FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$340Average$436FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$388Average$608FlexibilityNo cancel feeOn-time75%

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