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$166+ 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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CHS
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap 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 February 21, 2026.

This American Airlines deal was found by Cheapflights users on 2/18. 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.
Wed 4/221:29 pm
BOI
-
CHS
1 stop7h 30m
American Airlines
Wed 4/297:07 am
CHS
-
BOI
1 stop7h 42m
American Airlines
Deal found 2/18$291
This Delta deal was found by Cheapflights users on 2/20. 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 4/242:18 pm
BOI
-
CHS
1 stop8h 04m
Delta
Tue 4/286:25 am
CHS
-
BOI
1 stop8h 42m
Delta
Deal found 2/20$301
This American Airlines deal was found by Cheapflights users on 2/18. 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 4/71:29 pm
BOI
-
CHS
1 stop7h 30m
American Airlines
Fri 4/104:41 pm
CHS
-
BOI
1 stop8h 13m
American Airlines
Deal found 2/18$306
This American Airlines deal was found by Cheapflights users on 2/18. 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.
Fri 4/241:29 pm
BOI
-
CHS
1 stop7h 30m
American Airlines
Tue 4/287:07 am
CHS
-
BOI
1 stop7h 42m
American Airlines
Deal found 2/18$312
This Delta deal was found by Cheapflights users on 2/20. 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.
Mon 4/208:40 pm
BOI
-
CHS
2 stops12h 40m
Delta
Thu 4/235:20 am
CHS
-
BOI
2 stops11h 06m
Delta
Deal found 2/20$328
This Delta deal was found by Cheapflights users on 2/19. 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.
Thu 10/2911:30 pm
BOI
-
CHS
1 stop8h 12m
Delta
Thu 11/55:30 am
CHS
-
BOI
1 stop9h 09m
Delta
Deal found 2/19$331
This Delta deal was found by Cheapflights users on 2/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:35 pm
BOI
-
CHS
1 stop7h 16m
Delta
Tue 4/287:25 am
CHS
-
BOI
1 stop7h 42m
Delta
Deal found 2/18$345
This American Airlines deal was found by Cheapflights users on 2/21. 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.
Sun 4/261:29 pm
BOI
-
CHS
1 stop7h 30m
American Airlines
Thu 4/307:07 am
CHS
-
BOI
1 stop7h 42m
American Airlines
Deal found 2/21$352

Find 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 February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$291
(American Airlines)

One-way from

$166
(Delta)

Popular in

November

Cheapest in

January

Average price

$339
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Charleston flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Charleston flights.
Search Deals
From Boise Air Term. Gowen Fld to Charleston
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Charleston
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 21, 2026.
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

Fri 4/24

11:35 pm-10:09 am

1 stop8h 34m

Charleston

Tue 4/28

8:25 am-1:07 pm

1 stop6h 42m

$301

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Fri 4/24

1:29 pm-10:59 pm

1 stop7h 30m

Charleston

Tue 4/28

7:07 am-12:49 pm

1 stop7h 42m

$312

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Tue 4/7

1:29 pm-10:59 pm

1 stop7h 30m

Charleston

Sat 4/11

5:00 am-12:49 pm

2 stops9h 49m

$317

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Sat 5/23

7:05 pm-10:23 am

2 stops13h 18m

Charleston

Wed 5/27

6:00 am-11:36 am

1 stop7h 36m

$336

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Mon 4/20

2:18 pm-11:02 pm

1 stop6h 44m

Charleston

Thu 4/23

5:20 am-2:26 pm

2 stops11h 06m

$336

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Thu 7/2

11:30 pm-9:42 am

1 stop8h 12m

Charleston

Wed 7/8

3:10 pm-11:56 pm

2 stops10h 46m

$336

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Thu 4/23

11:35 pm-8:51 am

1 stop7h 16m

Charleston

Tue 4/28

7:25 am-1:07 pm

1 stop7h 42m

$345

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Thu 5/7

1:29 pm-11:06 pm

1 stop7h 37m

Charleston

Sun 5/10

7:07 am-12:49 pm

1 stop7h 42m

$376

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Thu 8/20

11:30 pm-8:36 am

1 stop7h 06m

Charleston

Sun 8/23

4:30 pm-11:56 pm

2 stops9h 26m

$380

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Wed 4/22

8:00 am-6:30 pm

2 stops8h 30m

Charleston

Wed 4/29

1:15 pm-10:10 pm

2 stops10h 55m

$416

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Showing 1-10 of 18 results
1
2

Compare providers for flights from Boise to Charleston

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 Boise to Charleston in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Boise-Charleston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Charleston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Charleston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-Charleston flights, Cheapflights users trust FlightHub the most. FlightHub 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 Boise-Charleston 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 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

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

Currently, April is the cheapest month in which you can book a flight from Boise to Charleston (average of $179). Flying from Boise to Charleston in August is currently the most expensive (average of $351). 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 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 February 21, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United Airlines from Boise to Charleston 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
11,918 reviews

Entertainment

7.0

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
8.0
Very good
11,918 reviews
Alaska Airlines
8.0
Very good
11,918 reviews

Entertainment

7.0

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Delta
7.9
Good
8,228 reviews
Alaska Airlines
8.0
Very good
11,918 reviews

Entertainment

7.0

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,335 reviews
Alaska Airlines
8.0
Very good
11,918 reviews

Entertainment

7.0

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
American Airlines
7.2
Good
11,334 reviews
Alaska Airlines
8.0
Very good
11,918 reviews

Entertainment

7.0

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

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.

  • How long is the flight from Boise to Charleston?

    A quick flight from Boise to Charleston can take about 7h 30m. Delta provides one of the quickest options available for as low as $312. Airlines will cover a distance of 2077 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Our cheapest airline available from Boise to Charleston is Delta. Our recent data shows that you can find tickets from as low as $179 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $228 and $270 round-trip. Delta is currently priced 63% below the average price you’ll pay for this route.

  • 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, April is the cheapest month in which you can book a flight from Boise to Charleston (average of $179). Flying from Boise to Charleston in August is currently the most expensive (average of $351). 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
North Charleston
Santee
Summerville
Walterboro
Isle of Palms
Mount Pleasant
Edisto Beach

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Boise to Charleston

Discover the top 4 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 February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$179Average$420FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$228Average$497FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$270Average$463FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$430Average$658FlexibilityNo cancel feeOn-time75%

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