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$496+ Cheap flights from Helena to Charleston (HLN - 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 3/13. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — CHS
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from Helena to Charleston

Cheapest flights from Helena to Charleston
Explore the most affordable flight options available from Helena to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This Expedia deal was found by Cheapflights users on 2/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/134:36 pm
HLN
-
CHS
1 stop22h 56m
Alaska Airlines
Wed 3/186:53 pm
CHS
-
HLN
1 stop24h 52m
Alaska Airlines
Deal found 2/12$496
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Wed 2/186:15 am
HLN
-
CHS
1 stop6h 46m
United Airlines
Sat 2/214:05 pm
CHS
-
HLN
1 stop7h 11m
United Airlines
Deal found 2/11$654
This United Airlines deal was found by Cheapflights users on 2/12. 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.
Fri 3/136:15 am
HLN
-
CHS
1 stop6h 48m
United Airlines
Wed 3/1811:10 am
CHS
-
HLN
2 stops12h 15m
United Airlines
Deal found 2/12$814

Find flight deals from Helena to Charleston

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) 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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$496
(Expedia)
Provider with most accurate pricing for Helena-Charleston flight deals.
Search Deals
Provider most trusted by Cheapflights users for Helena-Charleston flights.
Search Deals
From Helena to Charleston
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena 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 13, 2026.
Use the filters below to find and compare flights from Helena to Charleston that are best for you.

Fly from

Helena

Fly to

Charleston

Route

Depart

Return

Price

HelenaCharleston

HLN - CHS

HLNCHS

Helena

Fri 3/13

4:36 pm-5:32 pm

1 stop22h 56m

Charleston

Wed 3/18

6:53 pm-5:45 pm

1 stop24h 52m

$496

HelenaCharleston

HLN - CHS

HLNCHS

Helena

Fri 3/13

6:15 am-3:03 pm

1 stop6h 48m

Charleston

Wed 3/18

11:10 am-9:25 pm

2 stops12h 15m

$814

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Compare providers for flights from Helena 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 Helena to Charleston in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Helena-Charleston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helena-Charleston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Helena-Charleston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Helena-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 Helena-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 Helena to Charleston

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

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

Currently, November is the cheapest month in which you can book a flight from Helena to Charleston (average of $172). Flying from Helena to Charleston in March is currently the most expensive (average of $448). 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 Helena 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 Helena to Charleston?

    For as low as $814, Alaska Airlines can have you in Charleston from Helena in 6h 48m. There are 1923 mi between Helena and Charleston. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Helena to Charleston?

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

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

    Yes. Cheapflights offers flight deals from Helena 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 Helena to Charleston?

    Currently, November is the cheapest month in which you can book a flight from Helena to Charleston (average of $172). Flying from Helena to Charleston in March is currently the most expensive (average of $448). 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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