You can conveniently reach Helsinki city centre from Tripla by any commuter train. The train ride to Helsinki city centre takes approximately five minutes.
The distance from Helsinki Railway station to the Market Square is 1.2 kilometres. You can get there conveniently by taking tram number 2, which departs from right in front of the Railway Station. The West Harbour is 3.2 kilometres away, and you can get there by taking tram number 7, which also departs from the Railway Station.