Flights from Charleston (US) to Helsinki

24/7 Customer Support
Only fair prices with all taxes and fees included
Unified loyalty program for hotel and flight bookings
Bonus Points on every purchase
Low Fare Calendar for the Next 12 Months
  • Round Trip
  • Non-Stop Flights Only
  • 1 Week
  • 10 Days
  • 2 Weeks
January
Find
February
Find
March
Find
April
Find
May
Find
June
Find
July
Find
August
Find
September
Find
October
Find
November
Find
December
Find

Best hotels in Helsinki

Other destinations

Climate in Helsinki

4.7 ºC
Average annual temperature
-6.0 ºC
Average winter temperature
150 mm
The highest rainfall occurs in Aug, Sep
19 h
The maximum number of daylight hours
-4 ºC
°F Max
-10 ºC
°F Min
43 mm
Precipitation Level
20
Days with Precipitation
7
Hours of Daylight
1
Hours of Sunshine
2 ºC
Sea Temperature
-4 ºC
°F Max
-10 ºC
°F Min
33 mm
Precipitation Level
16
Days with Precipitation
9
Hours of Daylight
2
Hours of Sunshine
1 ºC
Sea Temperature
1 ºC
°F Max
-6 ºC
°F Min
35 mm
Precipitation Level
16
Days with Precipitation
12
Hours of Daylight
4
Hours of Sunshine
1 ºC
Sea Temperature
7 ºC
°F Max
-1 ºC
°F Min
37 mm
Precipitation Level
13
Days with Precipitation
15
Hours of Daylight
6
Hours of Sunshine
2 ºC
Sea Temperature
15 ºC
°F Max
5 ºC
°F Min
33 mm
Precipitation Level
11
Days with Precipitation
17
Hours of Daylight
8
Hours of Sunshine
5 ºC
Sea Temperature
20 ºC
°F Max
10 ºC
°F Min
42 mm
Precipitation Level
11
Days with Precipitation
19
Hours of Daylight
9
Hours of Sunshine
9 ºC
Sea Temperature
21 ºC
°F Max
12 ºC
°F Min
67 mm
Precipitation Level
14
Days with Precipitation
18
Hours of Daylight
8
Hours of Sunshine
15 ºC
Sea Temperature
20 ºC
°F Max
11 ºC
°F Min
77 mm
Precipitation Level
16
Days with Precipitation
16
Hours of Daylight
7
Hours of Sunshine
17 ºC
Sea Temperature
14 ºC
°F Max
7 ºC
°F Min
73 mm
Precipitation Level
18
Days with Precipitation
13
Hours of Daylight
4
Hours of Sunshine
14 ºC
Sea Temperature
9 ºC
°F Max
3 ºC
°F Min
72 mm
Precipitation Level
18
Days with Precipitation
10
Hours of Daylight
3
Hours of Sunshine
10 ºC
Sea Temperature
3 ºC
°F Max
-2 ºC
°F Min
70 mm
Precipitation Level
21
Days with Precipitation
7
Hours of Daylight
1
Hours of Sunshine
7 ºC
Sea Temperature
-1 ºC
°F Max
-7 ºC
°F Min
58 mm
Precipitation Level
21
Days with Precipitation
6
Hours of Daylight
1
Hours of Sunshine
3 ºC
Sea Temperature