Łączki Jagiellońskie (Polish pronunciation: [ˈwɔnt͡ʂkʲi jaɡʲɛ(l)ˈlɔj̃skʲɛ]) is a village in the administrative district of Gmina Wojaszówka, within Krosno County, Subcarpathian Voivodeship, in south-eastern Poland. It lies approximately 3 kilometres (2 mi) north-east of Wojaszówka, 14 km (9 mi) north of Krosno, and 34 km (21 mi) south-west of the regional capital Rzeszów.