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$553+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — CHS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap 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 June 12, 2025.

Round-trip from

$562
(United Airlines)
From Helena to Charleston
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Find 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 June 12, 2025.

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.
Wed 9/174:02 pmHLN - CHS
1 stop23h 15mAlaska Airlines
Mon 9/226:17 pmCHS - HLN
1 stop23h 04mAlaska Airlines
Deal found 6/10$553
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/95:39 pmHLN - CHS
2 stops13h 08mUnited Airlines
Sat 8/164:27 pmCHS - HLN
1 stop6h 48mUnited Airlines
Deal found 6/10$562

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 June 12, 2025.
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

Sat 8/9

5:39 pm-8:47 am

2 stops13h 08m

Charleston

Sat 8/16

4:27 pm-9:15 pm

1 stop6h 48m

$562

HelenaCharleston

HLN - CHS

HLNCHS

Helena

Sat 8/9

4:09 pm-5:00 pm

1 stop22h 51m

Charleston

Sat 8/16

6:03 pm-3:31 pm

1 stop23h 28m

$695

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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, August is the cheapest month in which you can book a flight from Helena to Charleston (average of $217). Flying from Helena to Charleston in March is currently the most expensive (average of $335). 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 Charleston by month

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

In terms of precipitation, rainfall in Charleston ranges from 2.4 - 7.2 inches per month. August is typically the wettest month, when rainfall can reach 7.2 in. November is typically the driest time to visit Charleston when rainfall is around 2.4 in.

Temperature in Charleston by month

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

If weather is an important factor for your trip to Charleston, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Charleston

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

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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 Helena to Charleston. 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 Helena to Charleston round-trip?

    According to our current data, United Airlines ($562), and Alaska Airlines ($695) offers the cheapest pricing from Helena to Charleston.

  • 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, August is the cheapest month in which you can book a flight from Helena to Charleston (average of $217). Flying from Helena to Charleston in March is currently the most expensive (average of $335). 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 Helena?

Book flights to Helena if you plan to visit one of these locations
North Charleston
Summerville
Walterboro
Mount Pleasant
Isle of Palms
Folly Beach
Santee
Edisto Beach

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Alternative routes for Helena to Charleston

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Top airline flying from Helena to Charleston

Discover the top airline that operate flights from Helena to Charleston. 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
United AirlinesCheapest$550Average$696FlexibilityNo cancel feeOn-time69%

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