Oulu has more than 400 years history of international trade and seafaring.

Nowadays Oulu connects the material flows of sea, road and railway traffic.

Oulu Airport is the 2nd busiest in Finland. It serves 1 million passengers on a yearly basis. The Port of Oulu is the largest export and import port for unitized goods in the Bothnian Bay. Investment plans to fasten the railway connection from Oulu to Helsinki are already made and so is the plan to deepen the waterway to port of Oulu.