For the cheapest flights to Barcelona El Prat book 54 days before departure.
The most popular airlines on the route Cracow Balice - Barcelona El Prat: Lufthansa (LH), Vueling (VY), Swiss (LX).
Direct flights last about 2h 50min.
Direct flights available 3 days a week - Monday, Tuesday, Thursday.
Direct flights: Vueling (VY), Iberia (IB).