$454+ Cheap flights from Idaho Falls to Charleston (IDA - CHS)
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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — CHS
Oct 7 — Oct 141
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Idaho Falls to Charleston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Idaho Falls to Charleston
Cheapest
Best
Last-minute
Cheapest flights from Idaho Falls to CharlestonExplore the most affordable flight options available from Idaho Falls to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from Idaho Falls to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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 10/151:58 pm -
1 stop25h 57m
Tue 10/206:59 pm -
1 stop22h 21m
Deal found 9/3![Alaska Airlines logo]()
$459
This American Airlines deal was found by Cheapflights users on 9/7. 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 10/151:50 pm -
1 stop8h 09m
Tue 10/2011:12 am -
2 stops12h 30m
Deal found 9/7![American Airlines logo]()
$480
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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 10/131:58 pm -
2 stops20h 35m
Tue 10/206:59 pm -
1 stop22h 21m
Deal found 9/3![Alaska Airlines logo]()
$491
This American Airlines deal was found by Cheapflights users on 9/7. 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 10/136:37 am -
2 stops15h 19m
Tue 10/2011:12 am -
2 stops12h 30m
Deal found 9/7![American Airlines logo]()
$527
Best flights from Idaho Falls to CharlestonDiscover carefully curated flight deals from Idaho Falls to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Idaho Falls to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 1/97:00 am -
1 stop5h 57m
Tue 1/124:00 pm -
1 stop7h 08m
Deal found 9/3![United Airlines logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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 10/131:58 pm -
2 stops20h 35m
Tue 10/201:06 pm -
2 stops28h 14m
Deal found 9/3![Alaska Airlines logo]()
$523
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/136:37 am -
2 stops15h 19m
Tue 10/207:16 am -
1 stop8h 04m
Deal found 9/5![American Airlines logo]()
$536
Last-minute flights from Idaho Falls to CharlestonDiscover last-minute flight deals from Idaho Falls to Charleston. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to Charleston. Data last updated September 7, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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 10/131:58 pm -
2 stops20h 35m
Tue 10/206:59 pm -
1 stop22h 21m
Deal found 9/3![Alaska Airlines logo]()
$491
This American Airlines deal was found by Cheapflights users on 9/7. 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 10/136:37 am -
2 stops15h 19m
Tue 10/2011:12 am -
2 stops12h 30m
Deal found 9/7![American Airlines logo]()
$527
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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 10/151:58 pm -
1 stop25h 57m
Tue 10/206:59 pm -
1 stop22h 21m
Deal found 9/3![Alaska Airlines logo]()
$459
This American Airlines deal was found by Cheapflights users on 9/7. 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 10/151:50 pm -
1 stop8h 09m
Tue 10/2011:12 am -
2 stops12h 30m
Deal found 9/7![American Airlines logo]()
$480
Find flight deals from Idaho Falls to Charleston
Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Charleston (CHS). 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 September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $454 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho Falls 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 7,457,451 searches. Data last updated September 7, 2026.
Use the filters below to find and compare flights from Idaho Falls to Charleston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Idaho FallsCharleston
IDA Idaho Falls Fanning Field - CHS Charleston
IDACHS
Idaho Falls Fanning Field
Sat 1/9
7:00 am-2:57 pm
1 stop5h 57m
Charleston
Tue 1/12
4:00 pm-9:08 pm
1 stop7h 08m
$454
Idaho FallsCharleston
IDA Idaho Falls Fanning Field - CHS Charleston
IDACHS
Idaho Falls Fanning Field
Tue 10/13
1:58 pm-12:33 pm
2 stops20h 35m
Charleston
Tue 10/20
1:06 pm-3:20 pm
2 stops28h 14m
$523
Idaho FallsCharleston
IDA Idaho Falls Fanning Field - CHS Charleston
IDACHS
Idaho Falls Fanning Field
Tue 10/13
6:37 am-11:56 pm
2 stops15h 19m
Charleston
Tue 10/20
7:16 am-1:20 pm
1 stop8h 04m
$536
Sorted by cheapest first
Compare providers for flights from Idaho Falls to Charleston
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Charleston in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Idaho Falls-Charleston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Idaho Falls-Charleston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Idaho Falls-Charleston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Idaho Falls-Charleston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Idaho Falls-Charleston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Idaho Falls to Charleston
Have a flexible travel schedule? Discover the best time to fly to Charleston from Idaho Falls with our price prediction graph.
IDA-CHS
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.
Related info for your journey
Find useful and relevant information for your journey from Idaho Falls to Charleston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Charleston?
Book flights to Charleston if you plan to visit one of these locationsNorth Charleston
Santee
Summerville
Walterboro
Mount Pleasant
Goose Creek
Edisto Beach
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Charleston flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Idaho Falls
Popular flights