$162+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CHS
Aug 22 — Aug 291
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Charleston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boise to Charleston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boise to CharlestonExplore 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 July 23, 2026.
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 July 23, 2026.
This Delta deal was found by Cheapflights users on 7/23. 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 10/1911:35 pm
BOI
- CHS
1 stop7h 09m
Delta
Sat 10/313:20 pm
CHS
- BOI
1 stop7h 41m
Delta
Deal found 7/23![Delta logo]()
$323
This Southwest deal was found by Cheapflights users on 7/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:20 am
BOI
- CHS
1 stop6h 00m
Southwest
Wed 8/261:15 pm
CHS
- BOI
2 stops11h 10m
Southwest
Deal found 7/21![Southwest logo]()
$328
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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.
Sat 9/126:23 am
BOI
- CHS
1 stop9h 43m
Alaska Airlines
Sat 9/197:09 pm
CHS
- BOI
1 stop16h 47m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$341
This American Airlines deal was found by Cheapflights users on 7/22. 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.
Mon 10/1912:19 pm
BOI
- CHS
1 stop8h 14m
American Airlines
Sat 10/317:00 am
CHS
- BOI
2 stops12h 04m
American Airlines
Deal found 7/22![American Airlines logo]()
$346
This Southwest deal was found by Cheapflights users on 7/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:10 pm
BOI
- CHS
2 stops19h 55m
Southwest
Mon 9/217:00 am
CHS
- BOI
2 stops9h 15m
Southwest
Deal found 7/21![Southwest logo]()
$368
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:26 pm
BOI
- CHS
1 stop7h 07m
United Airlines
Wed 10/1411:05 am
CHS
- BOI
2 stops12h 30m
United Airlines
Deal found 7/21![United Airlines logo]()
$383
Best flights from Boise to CharlestonDiscover carefully curated flight deals from Boise to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
Discover carefully curated flight deals from Boise to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
This Southwest deal was found by Cheapflights users on 7/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:20 am
BOI
- CHS
1 stop6h 00m
Southwest
Wed 8/261:15 pm
CHS
- BOI
2 stops11h 10m
Southwest
Deal found 7/21![Southwest logo]()
$328
This Delta deal was found by Cheapflights users on 7/20. 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 10/1911:35 pm
BOI
- CHS
1 stop7h 09m
Delta
Sat 10/313:20 pm
CHS
- BOI
1 stop7h 41m
Delta
Deal found 7/20![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Sat 10/316:30 am
BOI
- CHS
1 stop6h 34m
United Airlines
Tue 11/34:22 pm
CHS
- BOI
1 stop7h 08m
United Airlines
Deal found 7/22![United Airlines logo]()
$433
This Southwest deal was found by Cheapflights users on 7/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:10 pm
BOI
- CHS
2 stops19h 55m
Southwest
Mon 9/217:00 am
CHS
- BOI
2 stops9h 15m
Southwest
Deal found 7/21![Southwest logo]()
$368
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/111:15 pm
BOI
- CHS
2 stops8h 41m
Delta
Sun 11/155:30 am
CHS
- BOI
2 stops9h 12m
Delta
Deal found 7/21![Delta logo]()
$431
Last-minute flights from Boise to CharlestonDiscover last-minute flight deals from Boise to Charleston. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Charleston. Data last updated July 23, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/18. 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.
Sun 8/211:10 pm
BOI
- CHS
1 stop9h 10m
Delta
Thu 8/65:10 am
CHS
- BOI
2 stops12h 08m
Delta
Deal found 7/18![Delta logo]()
$602
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:34 pm
BOI
- CHS
1 stop7h 14m
United Airlines
Sat 8/86:00 am
CHS
- BOI
1 stop7h 32m
United Airlines
Deal found 7/20![United Airlines logo]()
$557
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:05 am
BOI
- CHS
2 stops10h 40m
Southwest
Sat 8/86:45 am
CHS
- BOI
2 stops10h 45m
Southwest
Deal found 7/20![Southwest logo]()
$567
This Alaska Airlines deal was found by Cheapflights users on 7/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:23 am
BOI
- CHS
1 stop8h 35m
Alaska Airlines
Fri 8/76:01 pm
CHS
- BOI
1 stop17h 36m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$589
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 8/66:23 am
BOI
- CHS
1 stop8h 35m
Alaska Airlines
Mon 8/106:01 pm
CHS
- BOI
1 stop17h 36m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$607
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/712:34 pm
BOI
- CHS
1 stop7h 14m
United Airlines
Mon 8/102:47 pm
CHS
- BOI
2 stops9h 48m
United Airlines
Deal found 7/20![United Airlines logo]()
$540
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/78:05 am
BOI
- CHS
1 stop7h 45m
Southwest
Mon 8/104:05 pm
CHS
- BOI
1 stop8h 30m
Southwest
Deal found 7/20![Southwest logo]()
$563
This Southwest deal was found by Cheapflights users on 7/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:20 am
BOI
- CHS
1 stop6h 00m
Southwest
Wed 8/261:15 pm
CHS
- BOI
2 stops11h 10m
Southwest
Deal found 7/21![Southwest logo]()
$328
This deal was found by Cheapflights users on 7/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:00 am
BOI
- CHS
1 stop8h 28m
United Airlines
Sat 8/298:30 am
CHS
- BOI
1 stop7h 08m
United Airlines
Deal found 7/19![United Airlines logo]()
$433
One-way flights from Boise to CharlestonSearch for one-way flight options from Boise to Charleston. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
Search for one-way flight options from Boise to Charleston. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This Delta deal was found by Cheapflights users on 7/22. 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 8/1311:10 pm
BOI
- CHS
1 stop7h 48m
Delta
Deal found 7/22![Delta logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:24 pm
BOI
- CHS
2 stops47h 44m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$196
This Southwest deal was found by Cheapflights users on 7/22. 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.
Sat 11/2110:30 am
BOI
- CHS
1 stop8h 00m
Southwest
Deal found 7/22![Southwest logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 7/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:23 am
BOI
- CHS
1 stop9h 43m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$239
This Delta deal was found by Cheapflights users on 7/20. 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.
Sun 9/277:19 pm
BOI
- CHS
2 stops12h 49m
Delta
Deal found 7/20![Delta logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:59 pm
BOI
- CHS
3 stops41h 39m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:00 am
BOI
- CHS
3 stops36h 30m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$451
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 July 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $328 (Southwest) |
One-way from | $162 (Delta) |
Popular in | November |
Cheapest in | January |
Average price | $546 |
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 July 23, 2026.
Use the filters below to find and compare flights from Boise to Charleston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseCharleston
BOI - CHS
BOICHS
Boise Air Term. Gowen Fld
Wed 8/19
8:20 am-4:20 pm
1 stop6h 00m
Charleston
Wed 8/26
1:15 pm-10:25 pm
2 stops11h 10m
$328
BoiseCharleston
BOI - CHS
BOICHS
Boise Air Term. Gowen Fld
Mon 10/19
11:35 pm-8:44 am
1 stop7h 09m
Charleston
Sat 10/31
3:20 pm-9:01 pm
1 stop7h 41m
$359
BoiseCharleston
BOI - CHS
BOICHS
Boise Air Term. Gowen Fld
Sat 9/19
3:10 pm-1:05 pm
2 stops19h 55m
Charleston
Mon 9/21
7:00 am-2:15 pm
2 stops9h 15m
$368
BoiseCharleston
BOI - CHS
BOICHS
Boise Air Term. Gowen Fld
Wed 11/11
1:15 pm-11:56 pm
2 stops8h 41m
Charleston
Sun 11/15
5:30 am-12:42 pm
2 stops9h 12m
$431
Quickest round-trip
BoiseCharleston
BOI - CHS
BOICHS
Boise Air Term. Gowen Fld
Sat 10/31
6:30 am-3:04 pm
1 stop6h 34m
Charleston
Tue 11/3
4:22 pm-9:30 pm
1 stop7h 08m
$433
Cheapest one-way
BoiseCharleston
BOI - CHS
BOICHS
Boise Air Term. Gowen Fld
Thu 8/13
11:10 pm-8:58 am
1 stop7h 48m
$162
BoiseCharleston
BOI - CHS
BOICHS
Boise Air Term. Gowen Fld
Sat 11/21
10:30 am-8:30 pm
1 stop8h 00m
$207
BoiseCharleston
BOI - CHS
BOICHS
Boise Air Term. Gowen Fld
Sun 9/27
8:03 am-6:06 pm
1 stop8h 03m
$239
Quickest one-way
BoiseCharleston
BOI - CHS
BOICHS
Boise Air Term. Gowen Fld
Fri 8/28
5:30 am-2:17 pm
1 stop6h 47m
$239
BoiseCharleston
BOI - CHS
BOICHS
Boise Air Term. Gowen Fld
Sun 9/27
11:10 pm-8:48 am
1 stop7h 38m
$239
Showing 1-10 of 11 resultsSorted by cheapest first
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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
BOI-CHS
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
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 July 23, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited 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.
Boarding
8.1
Comfort
7.8
Overall
7.9
Entertainment
7.0
Food
7.1
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Comfort
7.8
Overall
7.9
Entertainment
7.0
Food
7.1
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Comfort
7.8
Overall
7.9
Entertainment
7.0
Food
7.1
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Comfort
7.8
Overall
7.9
Entertainment
7.0
Food
7.1
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Comfort
7.8
Overall
7.9
Entertainment
7.0
Food
7.1
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
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.
Traveling to a place near Charleston?
Book flights to Charleston if you plan to visit one of these locationsNorth Charleston
Santee
Summerville
Walterboro
Isle of Palms
Mount Pleasant
Goose Creek
Edisto Beach
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
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Complete your trip
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Alternative routes for Boise to Charleston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Charleston
Explore flights to Charleston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
Complete your trip
Complete your trip to Charleston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boise to Charleston by cabin class
Find flights from Boise to Charleston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boise and Charleston flights
Browse other Boise and Charleston flight options. Last updated on July 23, 2026.
Other flights from Boise
Browse through other flights departing from Boise. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 July 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$476 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$270 | Average$463 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$339 | Average$613 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$430 | Average$757 | FlexibilityNo cancel fee | On-time75% |