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$133+ 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CHS
Feb 28 — Mar 71
Fri 2/28
Fri 3/7
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 February 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$286
(Delta)

One-way from

$133
(Delta)

Popular in

May

Cheapest in

January

Average price

$427
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. 16% potential increase in price ($99 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 February 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 February 23, 2025.

This Delta deal was found by Cheapflights users on 2/22. 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.
Fri 4/2511:30 pmBOI - CHS
1 stop7h 55mDelta
Tue 4/295:35 amCHS - BOI
2 stops10h 55mDelta
Deal found 2/22$286
This Delta deal was found by Cheapflights users on 2/22. 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.
Sun 3/1610:45 pmGEG - CHS
1 stop7h 41mDelta
Wed 3/197:00 amCHS - GEG
2 stops12h 21mDelta
Deal found 2/22$290
This American Airlines deal was found by Cheapflights users on 2/22. 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.
Thu 3/2712:46 pmJAC - CHS
2 stops9h 21mAmerican Airlines
Mon 3/315:06 amCHS - JAC
2 stops11h 52mAmerican Airlines
Deal found 2/22$327
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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.
Fri 3/78:59 pmBOI - CHS
1 stop18h 37mAlaska Airlines
Mon 3/106:36 pmCHS - BOI
1 stop17h 48mAlaska Airlines
Deal found 2/21$341
This American Airlines deal was found by Cheapflights users on 2/22. 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.
Tue 5/135:34 amGEG - CHS
2 stops13h 31mAmerican Airlines
Fri 5/163:56 pmCHS - GEG
1 stop8h 17mAmerican Airlines
Deal found 2/22$352
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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.
Sun 3/168:43 pmGEG - CHS
1 stop17h 53mAlaska Airlines
Wed 3/196:38 pmCHS - GEG
1 stop8h 21mAlaska Airlines
Deal found 2/22$358
This American Airlines deal was found by Cheapflights users on 2/22. 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.
Tue 4/291:23 pmBOI - CHS
1 stop7h 17mAmerican Airlines
Mon 5/57:18 pmCHS - BOI
1 stop19h 11mAmerican Airlines
Deal found 2/22$359
This Southwest deal was found by Cheapflights users on 2/22. 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.
Tue 4/2910:50 amBOI - CHS
2 stops8h 55mSouthwest
Mon 5/55:50 amCHS - BOI
2 stops9h 50mSouthwest
Deal found 2/22$373
This Mytrip deal was found by Cheapflights users on 2/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/911:47 amBOI - CHS
2 stops33h 08mMultiple Airlines
Thu 3/132:59 pmCHS - BOI
3 stops47h 33mMultiple Airlines
Deal found 2/22$442
This Southwest deal was found by Cheapflights users on 2/22. 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.
Tue 5/135:50 amGEG - CHS
2 stops8h 30mSouthwest
Fri 5/164:10 pmCHS - GEG
2 stops9h 50mSouthwest
Deal found 2/22$448
This American Airlines deal was found by Cheapflights users on 2/22. 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.
Tue 4/157:43 amIDA - CHS
2 stops12h 11mAmerican Airlines
Thu 5/17:00 amCHS - IDA
1 stop7h 29mAmerican Airlines
Deal found 2/22$471
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Fri 3/712:10 pmBOI - CHS
2 stops9h 59mUnited Airlines
Sat 3/86:10 amCHS - BOI
1 stop7h 55mUnited Airlines
Deal found 2/21$472

Find flights from Idaho to Charleston within your budget

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 February 23, 2025.

Fly from

Idaho

Fly to

Charleston

Route

Depart

Return

Price

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Fri 4/25

11:30 pm-9:25 am

1 stop7h 55m

Charleston

Tue 4/29

5:35 am-2:30 pm

2 stops10h 55m

$286

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Sun 3/16

10:45 pm-9:26 am

1 stop7h 41m

Charleston

Wed 3/19

7:00 am-4:21 pm

2 stops12h 21m

$290

JacksonCharleston

JAC - CHS

JACCHS

Jackson Hole

Thu 3/27

12:46 pm-12:07 am

2 stops9h 21m

Charleston

Mon 3/31

5:06 am-2:58 pm

2 stops11h 52m

$327

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Fri 3/7

8:59 pm-5:36 pm

1 stop18h 37m

Charleston

Mon 3/10

6:36 pm-10:24 am

1 stop17h 48m

$341

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Tue 5/13

5:34 am-10:05 pm

2 stops13h 31m

Charleston

Fri 5/16

3:56 pm-9:13 pm

1 stop8h 17m

$352

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Sun 3/16

8:43 pm-5:36 pm

1 stop17h 53m

Charleston

Wed 3/19

6:38 pm-11:59 pm

1 stop8h 21m

$358

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Tue 4/29

1:23 pm-10:40 pm

1 stop7h 17m

Charleston

Mon 5/5

7:18 pm-12:29 pm

1 stop19h 11m

$359

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Tue 4/29

10:50 am-9:45 pm

2 stops8h 55m

Charleston

Mon 5/5

5:50 am-1:40 pm

2 stops9h 50m

$373

BoiseCharleston

BOI - CHS

BOICHS

Boise Air Term. Gowen Fld

Sun 3/9

11:47 am-10:55 pm

2 stops33h 08m

Charleston

Thu 3/13

2:59 pm-12:32 pm

3 stops47h 33m

$442

SpokaneCharleston

GEG - CHS

GEGCHS

Spokane

Tue 5/13

5:50 am-5:20 pm

2 stops8h 30m

Charleston

Fri 5/16

4:10 pm-11:00 pm

2 stops9h 50m

$448

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Showing 1-10 of 24 results
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2
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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.

Travel insights for flights from Idaho to Charleston

Get recent, data-driven insights about flights from Idaho to Charleston including ideal travel times, pricing trends, and more.

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 February 23, 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 February 23, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines 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.
Southwest
8.1
Very good
4,387 reviews

Food

7.1

Boarding

8.2

Crew

8.7

Comfort

8.1

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,387 reviews
Southwest
8.1
Very good
4,387 reviews

Food

7.1

Boarding

8.2

Crew

8.7

Comfort

8.1

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,702 reviews
Southwest
8.1
Very good
4,387 reviews

Food

7.1

Boarding

8.2

Crew

8.7

Comfort

8.1

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,387 reviews

Food

7.1

Boarding

8.2

Crew

8.7

Comfort

8.1

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,315 reviews
Southwest
8.1
Very good
4,387 reviews

Food

7.1

Boarding

8.2

Crew

8.7

Comfort

8.1

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,754 reviews
Southwest
8.1
Very good
4,387 reviews

Food

7.1

Boarding

8.2

Crew

8.7

Comfort

8.1

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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 $133 on Delta. Other airlines that offer cheap prices include American Airlines from $217 and Hawaiian Airlines from $299 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
Santee
Mount Pleasant
Isle of Palms
Folly Beach
Summerville
Walterboro
Edisto Beach

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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 February 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$298Average$525FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$306Average$526FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$340Average$462FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$398Average$657FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$427Average$582FlexibilityNo cancel feeOn-time69%
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