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Learn moreBook cheap flights from Boise to Charleston with Southwest Airlines®. It’s easy to find the Boise Airport to Charleston International Airport flight to make your booking and travel a breeze. Whether you’re traveling for business or pleasure, solo or with the whole family, you’ll enjoy flying Southwest®. Have flexible travel dates? Plug them into the Low Fare Calendar and see the lowest fares available within your travel window. You may also want to browse Southwest Vacations® to see special offers and package deals on flights, hotels, rental cars, and more.
Explore your options and book your Boise to Charleston flight with Southwest today!
Best Airline in the US and North America
Bags fly free®1
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No change fees2
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Free entertainment
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Fly in comfort
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Rapid Rewards ®
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Sips 'n snacks
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Departing from: Boise Airport (BOI)
Arriving at: Charleston International Airport (CHS)
1Daily flight |
1Weekly flight |
1Flight before noon |
Other popular flights from Boise
| Charlotte (CLT) | Jacksonville (JAX) |
| Raleigh/Durham (RDU) | Atlanta (ATL) |
*Based on DOT published scheduled average Monday-Friday departures between 6/29/2020 and 1/4/2021, as of 6/29/2020.
One child over 14 days and under two (2) years of age, not occupying a seat, may be carried free of charge when traveling with an adult (12 years of age or older). Learn more.
Customers flying with a pet are subject to a pet fare. To learn more about traveling with your furry friend, explore the Southwest pet policy.
Minors under the age of 18 are not permitted to fly unaccompanied on international flights or any itinerary that includes an international flight. Learn more.
At Southwest, we know it takes more than great deals on Charleston airfares and convenient scheduling options to make your trip memorable. So from booking to boarding, we offer services and features designed to make your travel from Boise to Charleston the best it can be. Find out more about the Southwest Experience before you book your Boise Airport to Charleston International Airport flight.
Flying with Southwest is simple and fun, no matter which of our dozens of exciting destinations you choose. And when you search for your next flight to Charleston, you know you won’t be surprised at checkout. Low fares, no hidden fees. That’s our Transfarency® promise. And, as always, bags fly free. Enroll in our Click 'N Save® emails and stay up to date on our latest flight deals. Looking for tours, activities, and more hidden gems to add to your Charleston adventure? Explore Southwest Airlines Experiences and earn Rapid Rewards points when you fly.
1First and second checked bags. Weight and size limits apply.
2Fare difference may apply.