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South Carolina

$157+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CHS
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap 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 April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$296
(Delta)

One-way from

$157
(Cheapflightsfares)

Popular in

February

Cheapest in

August

Average price

$384
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Myrtle Beach Intl flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Myrtle Beach Intl flights.
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From Idaho to South Carolina
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One-way flight from Idaho to South Carolina
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Highest demand for flights based on searches. 32% potential increase in price ($288 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 2, 2025.

This Delta deal was found by Cheapflights users on 4/1. 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 6/2411:35 pmBOI - CHS
1 stop7h 00mDelta
Mon 6/307:25 amCHS - BOI
2 stops13h 09mDelta
Deal found 4/1$296
This Delta deal was found by Cheapflights users on 4/1. 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 6/27:25 pmGEG - CHS
2 stops12h 52mDelta
Tue 6/105:02 pmCHS - GEG
1 stop7h 48mDelta
Deal found 4/1$300
This American Airlines deal was found by Cheapflights users on 4/1. 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 4/225:18 pmBOI - CLT
1 stop9h 47mAmerican Airlines
Wed 4/303:21 pmCLT - BOI
1 stop8h 50mAmerican Airlines
Deal found 4/1$307
This American Airlines deal was found by Cheapflights users on 3/31. 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 5/65:34 amGEG - CLT
1 stop7h 35mAmerican Airlines
Tue 5/135:26 amCLT - GEG
1 stop9h 59mAmerican Airlines
Deal found 3/31$307
This United Airlines deal was found by Cheapflights users on 3/31. 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 4/295:00 amBOI - CLT
2 stops9h 36mUnited Airlines
Tue 5/64:15 pmCLT - BOI
1 stop7h 27mUnited Airlines
Deal found 3/31$312
This Delta deal was found by Cheapflights users on 3/31. 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 5/67:25 pmGEG - CLT
2 stops10h 23mDelta
Tue 5/137:00 amCLT - GEG
1 stop7h 29mDelta
Deal found 3/31$312
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/235:34 amGEG - SAV
2 stops11h 14mAmerican Airlines
Tue 4/293:54 pmSAV - GEG
1 stop8h 44mAmerican Airlines
Deal found 3/31$318
This American Airlines deal was found by Cheapflights users on 4/1. 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 6/25:34 amGEG - CHS
1 stop9h 53mAmerican Airlines
Tue 6/107:22 amCHS - GEG
1 stop8h 49mAmerican Airlines
Deal found 4/1$325
This Southwest deal was found by Cheapflights users on 4/1. 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 7/512:55 pmBOI - CHS
1 stop7h 40mSouthwest
Sat 7/195:45 amCHS - BOI
1 stop6h 45mSouthwest
Deal found 4/1$331
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Thu 8/76:25 pmGEG - CHS
2 stops12h 49mUnited Airlines
Mon 8/116:05 amCHS - GEG
1 stop7h 51mUnited Airlines
Deal found 4/1$334
This Delta deal was found by Cheapflights users on 4/1. 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 5/306:35 amGEG - MYR
2 stops14h 24mDelta
Tue 6/36:00 amMYR - GEG
1 stop8h 29mDelta
Deal found 4/1$340
This Mytrip deal was found by Cheapflights users on 4/1. 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.
Fri 5/21:52 pmBOI - CLT
1 stop13h 53mSpirit Airlines
Sun 5/411:30 amCLT - BOI
2 stops27h 27mSpirit Airlines
Deal found 4/1$345

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 April 2, 2025.
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

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Tue 6/24

11:35 pm-8:35 am

1 stop7h 00m

Charleston

Mon 6/30

7:25 am-6:34 pm

2 stops13h 09m

$296

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Mon 6/2

7:25 pm-11:17 am

2 stops12h 52m

Charleston

Tue 6/10

5:02 pm-9:50 pm

1 stop7h 48m

$300

BoiseCharlotte

BOI - CLT

BOICLT

Boise Air Term. Gowen Fld

Tue 4/22

5:18 pm-5:05 am

1 stop9h 47m

Charlotte Douglas

Wed 4/30

3:21 pm-10:11 pm

1 stop8h 50m

$307

SpokaneCharlotte

GEG - CLT

GEGCLT

Spokane

Tue 5/6

5:34 am-4:09 pm

1 stop7h 35m

Charlotte Douglas

Tue 5/13

5:26 am-12:25 pm

1 stop9h 59m

$307

BoiseCharlotte

BOI - CLT

BOICLT

Boise Air Term. Gowen Fld

Tue 4/29

5:00 am-4:36 pm

2 stops9h 36m

Charlotte Douglas

Tue 5/6

4:15 pm-9:42 pm

1 stop7h 27m

$312

SpokaneCharlotte

GEG - CLT

GEGCLT

Spokane

Tue 5/6

7:25 pm-8:48 am

2 stops10h 23m

Charlotte Douglas

Tue 5/13

7:00 am-11:29 am

1 stop7h 29m

$312

SpokaneSavannah

GEG - SAV

GEGSAV

Spokane

Wed 4/23

5:34 am-7:48 pm

2 stops11h 14m

Savannah/Hilton Head

Tue 4/29

3:54 pm-9:38 pm

1 stop8h 44m

$318

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Mon 6/2

5:34 am-6:27 pm

1 stop9h 53m

Charleston

Tue 6/10

7:22 am-1:11 pm

1 stop8h 49m

$325

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Sat 7/5

12:55 pm-10:35 pm

1 stop7h 40m

Charleston

Sat 7/19

5:45 am-10:30 am

1 stop6h 45m

$331

SpokaneMyrtle Beach

GEG - MYR

GEGMYR

Spokane

Fri 5/30

6:35 am-11:59 pm

2 stops14h 24m

Myrtle Beach Intl

Tue 6/3

6:00 am-11:29 am

1 stop8h 29m

$340

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 55 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, August is the cheapest month in which you can book a flight from Idaho to South Carolina (average of $217). Flying from Idaho to South Carolina 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 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 April 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to South Carolina as you normally would.

Rainfall in South Carolina by month

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

In terms of precipitation, rainfall in South Carolina ranges from 3.0 - 6.5 inches per month. July is typically the wettest month, when rainfall can reach 6.5 in. November is typically the driest time to visit South Carolina when rainfall is around 3.0 in.

Temperature in South Carolina by month

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

If weather is an important factor for your trip to South Carolina, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 44.6 F).

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 April 2, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Idaho to South Carolina to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,820 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,820 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,898 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,616 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

  • What are the cheapest airlines to fly from Idaho to South Carolina one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $157. Delta flights start at $172 while deals on American Airlines start at $174 one-way.

  • 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, August is the cheapest month in which you can book a flight from Idaho to South Carolina (average of $217). Flying from Idaho to South Carolina 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

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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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$238Average$502FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$250Average$585FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$340Average$537FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$398Average$657FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$427Average$653FlexibilityNo cancel feeOn-time69%

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