Old Town Hostel (Hostel) -
Plac Szczepanski 6/5 30 - 011 Kraków Krakow Poland
From the train/bus station you can walk (about 10 mins.) across the Old Medieval Town.
But if you have a lot of luggage, you can take a tram in front of the station (no 4, 14, 15)and get out on the second stop (Bagatela Theatre).
Then cross Dunajewskiego Street and go towards Plac Szczepañski (50 m. to the left).
From the airport you can take bus no 192.
You should get off on the same bus stop - Bagatela Theatre.
Don't forget to buy the ticket - 2,40 PLN. You should buy an additional ticket for your luggage! Taxi will cost you about 40 PLN.