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$689+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — HEL
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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Cheap 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 March 22, 2026.

This Finnair deal was found by Cheapflights users on 3/21. 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.
Wed 9/91:10 pm
CHS
-
HEL
1 stop14h 35m
Finnair
Wed 10/712:35 pm
HEL
-
CHS
1 stop17h 04m
Finnair
Deal found 3/21$689
This oojo deal was found by Cheapflights users on 3/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/107:28 pm
CHS
-
HEL
2 stops45h 27m
Turkish Airlines
Sun 4/197:35 pm
HEL
-
CHS
2 stops27h 57m
Turkish Airlines
Deal found 3/18$705
This American Airlines deal was found by Cheapflights users on 3/21. 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.
Wed 9/94:19 pm
CHS
-
HEL
2 stops14h 56m
American Airlines
Wed 10/712:35 pm
HEL
-
CHS
2 stops18h 30m
American Airlines
Deal found 3/21$753
This United Airlines deal was found by Cheapflights users on 3/19. 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 10/287:40 pm
CHS
-
HEL
2 stops17h 10m
United Airlines
Sun 11/112:45 pm
HEL
-
CHS
2 stops28h 10m
United Airlines
Deal found 3/19$760
This Delta deal was found by Cheapflights users on 3/21. 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.
Mon 9/73:50 pm
CHS
-
HEL
2 stops17h 50m
Delta
Wed 10/77:00 am
HEL
-
CHS
2 stops20h 42m
Delta
Deal found 3/21$761
This KAYAK deal was found by Cheapflights users on 3/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/62:25 pm
CHS
-
HEL
2 stops17h 55m
Scandinavian Airlines
Wed 10/79:05 pm
HEL
-
CHS
2 stops31h 41m
Scandinavian Airlines
Deal found 3/21$763
This Delta deal was found by Cheapflights users on 3/21. 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.
Sun 9/611:20 am
CHS
-
HEL
2 stops18h 35m
Delta
Wed 10/77:00 am
HEL
-
CHS
2 stops21h 05m
Delta
Deal found 3/21$764
This Delta deal was found by Cheapflights users on 3/21. 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.
Mon 9/73:50 pm
CHS
-
HEL
2 stops17h 50m
Delta
Tue 10/66:10 am
HEL
-
CHS
2 stops17h 35m
Delta
Deal found 3/21$773
This United Airlines deal was found by Cheapflights users on 3/21. 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.
Sun 9/64:02 pm
CHS
-
HEL
2 stops25h 28m
United Airlines
Fri 10/96:55 am
HEL
-
CHS
2 stops34h 32m
United Airlines
Deal found 3/21$776
This American Airlines deal was found by Cheapflights users on 3/18. 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.
Wed 5/612:13 pm
CHS
-
HEL
1 stop19h 02m
American Airlines
Wed 5/2712:35 pm
HEL
-
CHS
1 stop17h 23m
American Airlines
Deal found 3/18$779

Find 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 March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$689
(Finnair)
Provider with most accurate pricing for Charleston-Helsinki-Vantaa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charleston-Helsinki-Vantaa flights.
Search Deals
From Charleston to Helsinki-Vantaa
Search Deals

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 March 22, 2026.
Use the filters below to find and compare flights from Charleston to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

Tue 9/8

12:45 pm-4:40 pm

2 stops20h 55m

Helsinki-Vantaa

Sat 10/10

1:55 pm-10:52 am

2 stops27h 57m

$827

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

Wed 9/9

2:51 pm-1:05 pm

2 stops15h 14m

Helsinki-Vantaa

Sun 10/4

6:45 am-10:27 am

2 stops34h 42m

$836

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

Tue 5/5

3:10 pm-4:40 pm

2 stops18h 30m

Helsinki-Vantaa

Wed 5/27

7:00 am-10:56 pm

2 stops22h 56m

$840

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

Sat 9/12

5:25 pm-4:40 pm

2 stops16h 15m

Helsinki-Vantaa

Sat 10/10

1:55 pm-11:49 am

2 stops28h 54m

$887

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

Thu 5/7

5:55 pm-4:40 pm

2 stops15h 45m

Helsinki-Vantaa

Wed 5/27

7:00 am-5:12 pm

2 stops17h 12m

$890

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

Tue 7/28

12:58 pm-3:15 pm

2 stops19h 17m

Helsinki-Vantaa

Wed 8/5

7:05 am-10:39 pm

2 stops22h 34m

$911

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

Tue 5/5

7:44 pm-5:00 pm

2 stops14h 16m

Helsinki-Vantaa

Sun 5/24

6:45 am-7:05 pm

2 stops19h 20m

$915

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

Sat 5/9

7:44 pm-5:00 pm

2 stops14h 16m

Helsinki-Vantaa

Mon 5/25

1:50 pm-9:51 pm

2 stops39h 01m

$925

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

Sat 5/9

1:03 pm-4:40 pm

2 stops20h 37m

Helsinki-Vantaa

Mon 6/8

1:55 pm-5:54 pm

2 stops34h 59m

$932
Quickest round-trip

CharlestonHelsinki

CHS - HEL

CHSHEL

Charleston

Wed 6/24

6:51 pm-3:00 pm

2 stops13h 09m

Helsinki-Vantaa

Tue 6/30

6:45 am-6:11 pm

2 stops18h 26m

$1,028

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/21

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Compare providers for flights from Charleston to Helsinki

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 Charleston to Helsinki in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 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 Charleston-Helsinki flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-Helsinki flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-Helsinki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Charleston-Helsinki 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 Charleston-Helsinki 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 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.

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 15h 14m. 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.

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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Alternative routes for Charleston to Helsinki

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Charlotte to Helsinki flights

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