Blåhøi is a mountain in Lesja Municipality in Innlandet county, Norway. The 1,668-metre (5,472 ft) tall mountain lies about 1.7 kilometres (1.1 mi) southeast of the larger mountain Storhøi and about 3.9 kilometres (2.4 mi) west of the mountain Merratind. Other surrounding mountains include Svarthøi to the northwest and Vangshøi to the southeast. The village of Lesjaskog and the lake Lesjaskogsvatnet lie about 6 kilometres (3.7 mi) south of the mountain.

• List of mountains of Norway