In front of Terminal 1 or 2, you will find the AEROBUS that connects the airport with the centre of Barcelona. The ticket costs about 7 euros. The journey will take you to Plaça Catalunya and takes about 40 minutes.
In Plaça Catalunya, between the Bank of Spain and the Hotel Olivia, you will find the H16 bus stop in the direction of FORUM. If you don’t have a public transport card yet, the ticket will cost you 2,30 euros and you can also buy a single ticket paying by card (next to the driver).
You will get off the bus at “Passeig Calvell-Rambla de Poblenou“. Cross the avenue leaving the park behind you and walk along Rambla del Poblenou until you reach the first traffic lights. This street will be Taulat and the Hostal Poblenou will be on your left hand side, next to the terrace of the Blu Bar.