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Idaho Falls

$394+ Cheap flights from Charleston to Idaho Falls (CHS - IDA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — IDA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Charleston to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Idaho Falls (IDA). 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 June 12, 2025.

Round-trip from

$394
(Mytrip)
From Charleston to Idaho Falls Fanning Field
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Find flight deals from Charleston to Idaho Falls

Cheapest flights from Charleston to Idaho Falls
Explore the most affordable flight options available from Charleston to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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.
Thu 7/1010:53 amCHS - IDA
2 stops26h 51mMultiple Airlines
Fri 7/186:12 pmIDA - CHS
2 stops24h 41mMultiple Airlines
Deal found 6/10$394
This American Airlines deal was found by Cheapflights users on 6/11. 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 7/103:25 pmCHS - IDA
1 stop8h 10mAmerican Airlines
Fri 7/181:47 pmIDA - CHS
1 stop6h 33mAmerican Airlines
Deal found 6/11$439
This United Airlines deal was found by Cheapflights users on 6/11. 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 7/104:27 pmCHS - IDA
1 stop6h 32mUnited Airlines
Fri 7/1810:45 amIDA - CHS
2 stops10h 00mUnited Airlines
Deal found 6/11$535
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 7/105:00 amCHS - IDA
2 stops12h 22mAlaska Airlines
Sat 7/196:15 amIDA - CHS
2 stops11h 02mAlaska Airlines
Deal found 6/10$543

Cheapflights Fare Finder

Customize your flight search to find flights from Charleston to Idaho Falls 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 June 12, 2025.
Use the filters below to find and compare flights from Charleston to Idaho Falls that are best for you.

Fly from

Charleston

Fly to

Idaho Falls

Route

Depart

Return

Price

CharlestonIdaho Falls

CHS - IDA

CHSIDA

Charleston

Thu 7/10

10:53 am-11:44 am

2 stops26h 51m

Idaho Falls Fanning Field

Fri 7/18

6:12 pm-8:53 pm

2 stops24h 41m

$394

CharlestonIdaho Falls

CHS - IDA

CHSIDA

Charleston

Thu 7/10

3:25 pm-9:35 pm

1 stop8h 10m

Idaho Falls Fanning Field

Fri 7/18

1:47 pm-10:20 pm

1 stop6h 33m

$439

CharlestonIdaho Falls

CHS - IDA

CHSIDA

Charleston

Thu 7/10

4:27 pm-8:59 pm

1 stop6h 32m

Idaho Falls Fanning Field

Fri 7/18

10:45 am-10:45 pm

2 stops10h 00m

$535

CharlestonIdaho Falls

CHS - IDA

CHSIDA

Charleston

Thu 7/10

5:00 am-3:22 pm

2 stops12h 22m

Idaho Falls Fanning Field

Sat 7/19

6:15 am-7:17 pm

2 stops11h 02m

$543

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Charleston to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Charleston to Idaho Falls (average of $380). Flying from Charleston to Idaho Falls in December is currently the most expensive (average of $578). 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.

Rainfall in Idaho Falls by month

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

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

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

If weather is an important factor for your trip to Idaho Falls, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Charleston to Idaho Falls. 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 flying from Charleston to Idaho Falls round-trip?

    Flying on American Airlines is currently your cheapest option to Idaho Falls, with prices starting at $439. Additional round-trip tickets that might be worth considering are offered by United Airlines and Alaska Airlines, with the lowest prices starting at $535 and $543, respectively.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Charleston to Idaho Falls (average of $380). Flying from Charleston to Idaho Falls in December is currently the most expensive (average of $578). 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 Charleston?

Book flights to Charleston if you plan to visit one of these locations
Rexburg

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Top airline flying from Charleston to Idaho Falls

Discover the top airline that operate flights from Charleston to Idaho Falls. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$349Average$626FlexibilityNo cancel feeOn-time71%

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