Kvaløya (Northern Sami: Sállir; lit. "Whale Island") is an island in the Norwegian municipality of Tromsø. It has an area of 737 square kilometres (285 sq mi), making it the fifth largest island in mainland Norway. It is connected to the neighboring island of Tromsøya to the east by the Sandnessund Bridge, to Ringvassøya to the north by the sub-sea Kvalsund Tunnel, to Sommarøy to the west by the Sommarøy Bridge, and to the mainland to the south by the Rya Tunnel.