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Charleston

$200+ Cheap flights from Idaho to Charleston (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 7/31. 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 Charleston

Keep the following information in mind while searching for Idaho to Charleston 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

$200
(Delta)

Popular in

June

Cheapest in

February

Average price

$469
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Charleston flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Charleston flights.
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From Idaho to Charleston
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One-way flight from Idaho to Charleston
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Highest demand for flights based on searches. 8% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 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 Charleston

Cheapest flights from Idaho to Charleston
Explore the most affordable flight options available from Idaho to Charleston. 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 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.
Tue 4/227:00 amJAC - CHS
1 stop6h 03mUnited Airlines
Thu 4/243:59 pmCHS - JAC
1 stop6h 53mUnited Airlines
Deal found 4/1$317
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 Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/58:40 pmGEG - CHS
1 stop17h 51mAlaska Airlines
Fri 10/106:45 pmCHS - GEG
1 stop8h 14mAlaska Airlines
Deal found 4/1$346
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.
Wed 7/93:29 pmJAC - CHS
1 stop6h 27mAmerican Airlines
Wed 7/161:47 pmCHS - JAC
1 stop8h 58mAmerican Airlines
Deal found 4/1$385
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 6/247:00 amBOI - CHS
2 stops10h 59mAmerican Airlines
Mon 6/3012:47 pmCHS - BOI
2 stops11h 07mAmerican Airlines
Deal found 4/1$389
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/296:30 amBOI - CHS
1 stop9h 24mAlaska Airlines
Mon 5/56:54 pmCHS - BOI
1 stop19h 22mAlaska Airlines
Deal found 4/1$417
This Southwest deal was found by Cheapflights users on 3/30. 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.
Thu 7/35:00 amGEG - CHS
2 stops8h 40mSouthwest
Mon 7/76:05 amCHS - GEG
2 stops10h 50mSouthwest
Deal found 3/30$448
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.
Tue 4/295:00 amBOI - CHS
2 stops11h 37mUnited Airlines
Mon 5/57:41 pmCHS - BOI
2 stops16h 18mUnited Airlines
Deal found 4/1$489

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho 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 April 2, 2025.
Use the filters below to find and compare flights from Idaho to Charleston that are best for you.

Fly from

Idaho

Fly to

Charleston

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

JacksonCharleston

JAC - CHS

JACCHS

Jackson Hole

Tue 4/22

7:00 am-3:03 pm

1 stop6h 03m

Charleston

Thu 4/24

3:59 pm-8:52 pm

1 stop6h 53m

$317

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

JacksonCharleston

JAC - CHS

JACCHS

Jackson Hole

Wed 7/9

3:29 pm-11:56 pm

1 stop6h 27m

Charleston

Wed 7/16

1:47 pm-8:45 pm

1 stop8h 58m

$385

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Tue 6/24

7:00 am-7:59 pm

2 stops10h 59m

Charleston

Mon 6/30

12:47 pm-9:54 pm

2 stops11h 07m

$389

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Tue 4/29

6:30 am-5:54 pm

1 stop9h 24m

Charleston

Mon 5/5

6:54 pm-12:16 pm

1 stop19h 22m

$417

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Tue 4/29

5:00 am-6:37 pm

2 stops11h 37m

Charleston

Mon 5/5

7:41 pm-9:59 am

2 stops16h 18m

$489

Idaho FallsCharleston

IDA - CHS

IDACHS

Idaho Falls Fanning Field

Wed 6/11

1:51 pm-10:32 pm

1 stop6h 41m

Charleston

Wed 6/18

12:47 pm-9:35 pm

2 stops10h 48m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 20 results
1
2

Best time to book a flight from Idaho to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston 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 Charleston

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

Currently, August is the cheapest month in which you can book a flight from Idaho to Charleston (average of $217). Flying from Idaho to Charleston 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 CHS?

Find hourly flight availability from Idaho to Charleston. 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.

When flying from Idaho to Charleston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Charleston by month

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

In terms of precipitation, rainfall in Charleston ranges from 2.4 - 7.2 inches per month. August is typically the wettest month, when rainfall can reach 7.2 in. November is typically the driest time to visit Charleston when rainfall is around 2.4 in.

Temperature in Charleston by month

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

If weather is an important factor for your trip to Charleston, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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 April 2, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Idaho to Charleston 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

Food

7.1

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

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

Food

7.1

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

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

Food

7.1

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

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

Food

7.1

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

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

Food

7.1

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

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

Food

7.1

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

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 Charleston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Charleston from Idaho?

    Located just 10.2 mi from the city center, Charleston (CHS) is the airport most travelers will use when flying to Charleston from Idaho.

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

    One-way options have recently been found by users for as low as $200 on Delta. Other airlines that offer cheap prices include United Airlines from $211 and American Airlines from $301 one-way.

  • What are the most popular routes from Idaho to Charleston?

    The most popular flight routes from Idaho to Charleston are Spokane - Charleston, Idaho Falls Fanning Field - Charleston and Boise Air Term. Gowen Fld - Charleston.

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

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

  • How can I find direct flights from Idaho to Charleston?

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

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

    Yes. Cheapflights offers flight deals from Idaho 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 Idaho to Charleston?

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

Traveling to a place near Idaho?

Book flights to Idaho if you plan to visit one of these locations
North Charleston
Summerville
Santee
Mount Pleasant
Isle of Palms
Folly Beach
Walterboro
Edisto Beach

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Idaho to Charleston

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 Charleston

Discover the top 5 airlines that operate flights from Idaho 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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$250Average$486FlexibilityNo cancel feeOn-time71%
DeltaCheapest$281Average$525FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$340Average$436FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$398Average$657FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$427Average$582FlexibilityNo cancel feeOn-time69%

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