Brattvåg is a village in Ålesund Municipality in Møre og Romsdal county, Norway.

The village is located on the Norwegian mainland, along the west side of the Samfjorden.

It is located about 12.5 kilometres (7.8 mi) northwest of the villages of Vatne/Eidsvik.

Kongsberg Deck Machinery Brattvåg is the world's largest manufacturer of winches.

The sports club Brattvåg IL is located in the village.