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Idaho Falls

$407+ 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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — IDA
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
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 July 30, 2025.

Round-trip from

$407
(American Airlines)
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 July 30, 2025.

This American Airlines deal was found by Cheapflights users on 7/29. 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 10/282:24 pmCHS - IDA
1 stop9h 24mAmerican Airlines
Sat 11/112:55 pmIDA - CHS
1 stop9h 20mAmerican Airlines
Deal found 7/29$407
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 9/196:17 pmCHS - IDA
1 stop30h 22mAlaska Airlines
Mon 9/223:57 pmIDA - CHS
1 stop23h 20mAlaska Airlines
Deal found 7/29$419
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/194:12 pmCHS - IDA
1 stop8h 36mUnited Airlines
Sun 9/215:00 amIDA - CHS
2 stops27h 07mUnited Airlines
Deal found 7/30$556

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 July 30, 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

Tue 10/28

2:24 pm-9:48 pm

1 stop9h 24m

Idaho Falls Fanning Field

Sat 11/1

12:55 pm-12:15 am

1 stop9h 20m

$407

CharlestonIdaho Falls

CHS - IDA

CHSIDA

Charleston

Fri 9/19

6:17 pm-10:39 pm

1 stop30h 22m

Idaho Falls Fanning Field

Mon 9/22

3:57 pm-5:17 pm

1 stop23h 20m

$419

CharlestonIdaho Falls

CHS - IDA

CHSIDA

Charleston

Fri 9/19

4:12 pm-10:48 pm

1 stop8h 36m

Idaho Falls Fanning Field

Sun 9/21

5:00 am-10:07 am

2 stops27h 07m

$556

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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.

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 July 30, 2025.
Read reviews from past customers who have flown Alaska Airlines and American Airlines from Charleston to Idaho Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 $407. Another option worth looking into is Alaska Airlines, starting at $419 round trip.

  • 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 Idaho Falls?

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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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$349Average$579FlexibilityNo cancel feeOn-time71%

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