Do you want to travel by plane to Senja? This is what you need to know:
Bardufoss airport (BDU) is the closest airport to Senja. Hertz have car rental at BDU. Finnsnes is a small town from wich you enter Senja by bridge.
There is an airportshuttle (bus) to Finnsnes from BDU. Its 46 km from BDU to Finnsnes port terminal for passengerboats and buses. From this terminal youll find buses , airportshuttle, taxi, passengerboats to and from Harstad and Tromsø.
Hurtigruten (coastal cruice boats) also have its departure and arrival here.
Tromsø Airport (TOS) is the next closest airport to Senja. Its 160 km from TOS to Finnsnes Port terminal.