Kamińskie Jaski [kaˈmiɲskʲɛ ˈjaski] is a village in the administrative district of Gmina Poświętne, within Białystok County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 3 kilometres (2 mi) north of Poświętne and 31 km (19 mi) south-west of the regional capital Białystok.