Burniszki ([burˈniʂki]; Lithuanian: Burniškės) is a village in the administrative district of Gmina Wiżajny, within Suwałki County, Podlaskie Voivodeship, in north-eastern Poland, close to the border with Lithuania. It lies approximately 2 kilometres (1 mi) south-west of Wiżajny, 34 km (21 mi) north of Suwałki, and 142 km (88 mi) north of the regional capital Białystok.