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$481+ Cheap flights from Charleston (CHS) to Helsinki (HEL)

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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — HEL
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Charleston to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Helsinki (HEL). 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 septiembre 11, 2025.

Round-trip from

$481
(Delta)

Popular in

October

Cheapest in

November

Average price

$991
From Charleston to Helsinki-Vantaa
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Highest demand for flights based on searches. 11% potential increase in price ($110 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Charleston to Helsinki

Cheapest flights from Charleston to Helsinki
Explore the most affordable flight options available from Charleston to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/2312:50 pmCHS - HEL
2 stops20h 50mDelta
mar. 9/306:40 amHEL - CHS
2 stops18h 17mDelta
Deal found 9/10$481
This Air France deal was found by Cheapflights users on 9/11. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/234:44 pmCHS - HEL
2 stops16h 56mAir France
mar. 9/306:40 amHEL - CHS
2 stops17h 17mAir France
Deal found 9/11$482
This Finnair deal was found by Cheapflights users on 9/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/157:00 amCHS - HEL
1 stop20h 45mMultiple Airlines
mar. 11/257:35 pmHEL - CHS
2 stops33h 59mMultiple Airlines
Deal found 9/10$509
This United Airlines deal was found by Cheapflights users on 9/10. 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.
sáb. 11/154:06 pmCHS - HEL
2 stops38h 04mUnited Airlines
mar. 11/251:55 pmHEL - CHS
2 stops27h 13mUnited Airlines
Deal found 9/10$520
This Finnair deal was found by Cheapflights users on 9/11. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/237:06 amCHS - HEL
1 stop20h 39mMultiple Airlines
mar. 9/309:05 pmHEL - CHS
2 stops32h 39mMultiple Airlines
Deal found 9/11$674
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/237:06 amCHS - HEL
1 stop20h 39mAmerican Airlines
mar. 9/308:00 amHEL - CHS
2 stops18h 11mAmerican Airlines
Deal found 9/10$739
This Scandinavian Airlines deal was found by Cheapflights users on 9/10. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/234:44 pmCHS - HEL
2 stops20h 31mScandinavian Airlines
mar. 9/307:10 amHEL - CHS
3 stops21h 12mScandinavian Airlines
Deal found 9/10$795

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charleston to Helsinki 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Charleston to Helsinki that are best for you.

Fly from

Charleston

Fly to

Helsinki

Route

Depart

Return

Price

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

mar. 9/23

12:50 pm-4:40 pm

2 stops20h 50m

Helsinki-Vantaa

mar. 9/30

6:40 am-5:57 pm

2 stops18h 17m

$481

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

mié. 3/4

6:00 am-10:40 am

2 stops21h 40m

Helsinki-Vantaa

dom. 3/8

6:15 am-9:03 pm

2 stops21h 48m

$484

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

sáb. 11/15

7:00 am-10:45 am

1 stop20h 45m

Helsinki-Vantaa

mar. 11/25

7:35 pm-10:34 pm

2 stops33h 59m

$509

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

sáb. 11/15

4:06 pm-1:10 pm

2 stops38h 04m

Helsinki-Vantaa

mar. 11/25

1:55 pm-10:08 am

2 stops27h 13m

$520

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

mié. 3/4

9:37 am-10:50 am

1 stop18h 13m

Helsinki-Vantaa

dom. 3/8

12:30 pm-9:55 pm

1 stop15h 25m

$682

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Charleston to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki 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 Helsinki

What is the cheapest time of day to fly from CHS to HEL?

Find hourly flight availability from Charleston to Helsinki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Charleston to Helsinki in the afternoon. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight in the evening.

How much does it cost to fly round-trip from Charleston to Helsinki?

Related info for your journey

Find useful and relevant information for your journey from Charleston to Helsinki. 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 Charleston to Helsinki?

    Departing from Charleston to Helsinki will take you 21h 40m. Charleston and Helsinki are separated by a distance of 4739 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Charleston to Helsinki (average of $444). Flying from Charleston to Helsinki in June is currently the most expensive (average of $1,082). 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 Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Vantaa
Lahti

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