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$389+ Cheap flights from Sioux City to Charleston (SUX - 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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — CHS
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Sioux City to Charleston

Best flights from Sioux City to Charleston
Discover carefully curated flight deals from Sioux City to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 14, 2025.

This United Airlines deal was found by Cheapflights users on 12/12. 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 2/76:00 amSUX - CHS
1 stop8h 05mUnited Airlines
Wed 2/1110:15 amCHS - SUX
1 stop8h 13mUnited Airlines
Deal found 12/12$389

Find flight deals from Sioux City to Charleston

Discover tips and strategies to find the most affordable flight options for your journey from Sioux City (SUX) 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 December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$389
(United Airlines)

One-way from

$385
(United Airlines)
Provider with most accurate pricing for Sioux City Sioux Gateway-Charleston flight deals.
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Provider most trusted by Cheapflights users for Sioux City Sioux Gateway-Charleston flights.
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From Sioux City Sioux Gateway to Charleston
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One-way flight from Sioux City Sioux Gateway to Charleston
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux City 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 December 14, 2025.
Use the filters below to find and compare flights from Sioux City to Charleston that are best for you.

Fly from

Sioux City

Fly to

Charleston

Route

Depart

Return

Price

Sioux CityCharleston

SUX - CHS

SUXCHS

Sioux City Sioux Gateway

Sat 2/7

6:00 am-3:05 pm

1 stop8h 05m

Charleston

Wed 2/11

10:15 am-5:28 pm

1 stop8h 13m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Compare providers for flights from Sioux City 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 Sioux City to Charleston in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sioux City-Charleston flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Sioux City-Charleston flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Sioux City-Charleston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sioux City-Charleston flights, Cheapflights users trust eDreams the most. eDreams 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 Sioux City-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 Sioux City to Charleston

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

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

Currently, April is the cheapest month in which you can book a flight from Sioux City to Charleston (average of $205). Flying from Sioux City to Charleston in December is currently the most expensive (average of $326). 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.

Related info for your journey

Find useful and relevant information for your journey from Sioux City to Charleston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Sioux City to Charleston?

    United Airlines can get you from Sioux City to Charleston in just under 8h 05m. Your travel time can differ by up to . Airlines will cover a distance of 1105 mi.

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

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

  • How can I find direct flights from Sioux City to Charleston?

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

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

    Yes. Cheapflights offers flight deals from Sioux City 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 Sioux City to Charleston?

    Currently, April is the cheapest month in which you can book a flight from Sioux City to Charleston (average of $205). Flying from Sioux City to Charleston in December is currently the most expensive (average of $326). 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
North Charleston
Santee
Summerville
Walterboro
Isle of Palms
Mount Pleasant
Edisto Beach

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