Łętownia [wɛnˈtɔvɲa] is a village in the administrative district of Gmina Nowa Sarzyna, within Leżajsk County, Subcarpathian Voivodeship, in south-eastern Poland. It lies approximately 7 kilometres (4 mi) west of Nowa Sarzyna, 16 km (10 mi) north-west of Leżajsk, and 37 km (23 mi) north-east of the regional capital Rzeszów.