From airport there is a direct bus connection to Helsinki city centre where taxis are readily available. Finnair buses leave at 20-minute intervals, the journey to city terminal centre takes about 30 minutes. The public transportation system of Helsinki includes bus, tram, metro and train services. A single ticket is valid for one hour inside the Helsinki city boundary. Taxis are reliable and have meters indicating the fare and tips are unnecessary.
Most Finnish services accept major credit cards.
Travelers checks are accepted at banks, travel agencies, hotels and many shops. The electric current in Finland is 220V, with the frequency of 50 Hz. Plugs and sockets are the same as in the Continental countries of the European Union. British and American participants need plug adapters for electrical appliances. In case your equipment requires different voltage, an electrical transformer will be needed.