How to get to Kalajoki? You can choose to travel in many forms and if you don't have a car, you might need to travel in several ways - depends where you're coming from.
You can travel to Finland like you usually would - by plane or by a ship. The nearest airports are in Kokkola (about 70 km from Kalajoki) and Oulu (about 130 km from Kalajoki). From there you can take either a train or a bus or rent a car. The ports you'd most likely would be arriving are Helsinki, Turku and Vaasa. Vaasa is the closest port to Kalajoki (about 185 km). From the airport or the port you can take either a train or a bus or rent a car.
Traveling is quite simple and easy in Finland!
There are train stations in every city in Finland. The nearest train stations to Kalajoki are in Ylivieska (about 40 km) and Kokkola (about 70 km). Train timetables and ticket prices can be found on VR's website. From both of these stations you can continue your travels by a bus to Kalajoki.
You can easily get to Kalajoki by bus from Oulu too or even straight from Helsinki. Bus timetables and ticket prices can be found on Matkahuolto's website.