From Tirana Airport.
By bus: take the airport shuttle, which stops at city center at Skanderberg Square. From there you can either walk toward Rruga e Elbasanit (one of the main roads in Tirana). It takes 5 minutes. The hostel is located at the beginning of the road in the same building where the post office is located. Or you can take a taxi
By taxi: ask the taxi driver to stop at the beginning of Rruga e Elbasanit, next to the post office.