A place in Poland, Jaslo is an interesting place to visit, given its unique culture, history and character. After your splendid visit to Jaslo, you can proceed to an important near-by city of Krakow. Krakow is bestowed with interesting set of attractions like Main Market Square, Wawel Royal Castle, St Marys Basilica. Also, to reach Jaslo, you'll have to take a flight to Krakow; so its not really a detour. And even if it is, the city is worth paying at least a quick visit. 1-2 days is an ideal duration of visit to Jaslo.
Don't just take a trip, let the trip take you! Have a enjoyable time at Jaslo.