Wietlin [ˈvʲɛtlʲin] is a village in the administrative district of Gmina Laszki, within Jarosław County, Subcarpathian Voivodeship, in south-eastern Poland. It lies approximately 7 kilometres (4 mi) west of Laszki, 10 km (6 mi) east of Jarosław, and 58 km (36 mi) east of the regional capital Rzeszów.