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South Carolina

$129+ Cheap flights from Idaho to South Carolina

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CHS
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Idaho to South Carolina

Cheapest flights from Idaho to South Carolina
Explore the most affordable flight options available from Idaho to South Carolina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. 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 3/111:56 am
BOI
-
CLT
1 stop26h 22m
Frontier
Sat 3/77:23 pm
CLT
-
BOI
1 stop16h 57m
Frontier
Deal found 1/27$194
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 3/512:38 pm
BOI
-
CLT
1 stop28h 10m
Frontier
Wed 3/111:59 pm
CLT
-
BOI
2 stops23h 21m
Frontier
Deal found 1/27$249
This American Airlines deal was found by Cheapflights users on 1/28. 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 3/1012:25 pm
GEG
-
CHS
1 stop7h 58m
American Airlines
Tue 3/177:10 am
CHS
-
GEG
1 stop7h 34m
American Airlines
Deal found 1/28$257
This Delta deal was found by Cheapflights users on 1/28. 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 3/1012:35 pm
GEG
-
CHS
1 stop6h 19m
Delta
Tue 3/175:27 am
CHS
-
GEG
2 stops10h 43m
Delta
Deal found 1/28$262
This American Airlines deal was found by Cheapflights users on 1/27. 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 2/1712:25 pm
GEG
-
CHS
1 stop8h 00m
American Airlines
Tue 2/247:10 am
CHS
-
GEG
1 stop7h 34m
American Airlines
Deal found 1/27$282
This Alaska Airlines deal was found by Cheapflights users on 1/28. 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.
Tue 2/247:05 am
GEG
-
CHS
1 stop7h 27m
Alaska Airlines
Sat 2/286:32 pm
CHS
-
GEG
1 stop8h 27m
Alaska Airlines
Deal found 1/28$298
This Delta deal was found by Cheapflights users on 1/27. 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 2/177:30 pm
GEG
-
CHS
2 stops12h 14m
Delta
Tue 2/2412:02 pm
CHS
-
GEG
2 stops14h 52m
Delta
Deal found 1/27$299
This Delta deal was found by Cheapflights users on 1/26. 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 4/198:35 pm
BOI
-
CHS
2 stops12h 45m
Delta
Sat 4/255:20 am
CHS
-
BOI
2 stops12h 54m
Delta
Deal found 1/26$324
This American Airlines deal was found by Cheapflights users on 1/27. 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 24m
American Airlines
Tue 4/287:15 am
CHS
-
BOI
1 stop7h 23m
American Airlines
Deal found 1/27$331
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/223:11 pm
GEG
-
CLT
1 stop22h 07m
Frontier
Sat 3/77:23 pm
CLT
-
GEG
1 stop17h 24m
Frontier
Deal found 1/27$333
This Delta deal was found by Cheapflights users on 1/27. 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 8/1410:45 pm
GEG
-
CHS
1 stop6h 51m
Delta
Mon 8/175:30 am
CHS
-
GEG
1 stop8h 54m
Delta
Deal found 1/27$335
This Delta deal was found by Cheapflights users on 1/27. 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 4/248:35 pm
BOI
-
CHS
2 stops12h 49m
Delta
Tue 4/289:38 am
CHS
-
BOI
2 stops12h 17m
Delta
Deal found 1/27$339

Find flight deals from Idaho to South Carolina

Keep the following information in mind while searching for Idaho to South Carolina flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$194
(Kiwi.com)

One-way from

$129
(American Airlines)

Popular in

March

Cheapest in

November

Average price

$467
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Myrtle Beach Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Myrtle Beach Intl flights.
Search Deals
From Idaho to South Carolina
Search Deals
One-way flight from Idaho to South Carolina
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to South Carolina 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 January 29, 2026.
Use the filters below to find and compare flights from Idaho to South Carolina that are best for you.

Fly from

Idaho

Fly to

South Carolina

Route

Depart

Return

Price

BoiseCharlotte

BOI - CLT

BOICLT

Boise Air Term. Gowen Fld

Sun 3/1

11:56 am-9:47 pm

2 stops31h 51m

Charlotte Douglas

Sat 3/7

7:23 pm-10:20 am

1 stop16h 57m

$218

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Tue 3/10

12:25 pm-11:23 pm

1 stop7h 58m

Charleston

Tue 3/17

7:10 am-11:44 am

1 stop7h 34m

$257

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Tue 3/10

10:40 pm-8:41 am

1 stop7h 01m

Charleston

Tue 3/17

4:51 pm-12:03 am

2 stops10h 12m

$262

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Tue 2/17

12:25 pm-11:25 pm

1 stop8h 00m

Charleston

Tue 2/24

7:10 am-11:44 am

1 stop7h 34m

$282

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Tue 2/24

7:05 am-5:32 pm

1 stop7h 27m

Charleston

Sat 2/28

6:32 pm-11:59 pm

1 stop8h 27m

$298

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Sun 4/19

8:35 pm-11:20 am

2 stops12h 45m

Charleston

Sat 4/25

5:20 am-4:14 pm

2 stops12h 54m

$324

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Fri 4/24

1:29 pm-10:53 pm

1 stop7h 24m

Charleston

Tue 4/28

7:15 am-12:38 pm

1 stop7h 23m

$331

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Sun 4/19

1:29 pm-10:53 pm

1 stop7h 24m

Charleston

Sat 4/25

7:15 am-12:38 pm

1 stop7h 23m

$331

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Tue 6/9

12:19 pm-10:54 pm

1 stop8h 35m

Charleston

Tue 6/16

8:25 am-2:08 pm

1 stop7h 43m

$331

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Fri 4/24

2:18 pm-12:22 am

1 stop8h 04m

Charleston

Tue 4/28

6:25 am-2:26 pm

2 stops10h 01m

$336

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 60 results
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Best time to book a flight from Idaho to South Carolina

Have a flexible travel schedule? Discover the best time to fly to South Carolina from Idaho 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 Idaho to South Carolina

What is the cheapest month to book a flight from Idaho to South Carolina?

Currently, April is the cheapest month in which you can book a flight from Idaho to South Carolina (average of $179). Flying from Idaho to South Carolina in June is currently the most expensive (average of $357). 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 ID to SC?

Find hourly flight availability from Idaho to South Carolina. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.

One of the essential ways to save on airfare from Idaho to South Carolina is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 38% on airfare.

What is the cheapest day to fly from Idaho to South Carolina?

Use this chart to determine the cheapest time to fly round-trip from Idaho to South Carolina. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Idaho to South Carolina flight should consider departing on Friday at noon when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing South Carolina

Get insights into the airlines that provide service to South Carolina. 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 South Carolina. Reviews last updated January 29, 2026.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Idaho to South Carolina. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,807 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,807 reviews
Alaska Airlines
8.0
Very good
11,807 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,267 reviews
Alaska Airlines
8.0
Very good
11,807 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,128 reviews
Alaska Airlines
8.0
Very good
11,807 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,215 reviews
Alaska Airlines
8.0
Very good
11,807 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,205 reviews
Alaska Airlines
8.0
Very good
11,807 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Idaho to South Carolina. 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 Idaho to South Carolina?

    Departing from Idaho to South Carolina will take you 7h 01m. There are 2193 mi between Idaho and South Carolina. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Idaho to South Carolina that include hotel bookings?

    Yes. In addition to deals on Idaho to South Carolina flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to South Carolina?

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

  • Can I find deals for business class flights from Idaho to South Carolina?

    Yes. Cheapflights offers flight deals from Idaho to South Carolina 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 Idaho to South Carolina?

    Currently, April is the cheapest month in which you can book a flight from Idaho to South Carolina (average of $179). Flying from Idaho to South Carolina in June is currently the most expensive (average of $357). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Idaho to South Carolina

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Idaho to South Carolina

Discover the top 5 airlines that operate flights from Idaho to South Carolina. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$179Average$459FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$228Average$509FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$250Average$478FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$310Average$454FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$430Average$658FlexibilityNo cancel feeOn-time75%

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