Barcelona Aeroport train stop

From Barcelona airport to Sants station by train
To get from Barcelona airport to Sants station by train, just take the R2 Nord train line accessible from Barcelona T2 airport terminal.

From Barcelona airport to Sitges by train
Sitges can be reached by train using the R2 Sud, R13 and R14 lines. ; none of these lines travel through Barcelona airport. So, you will have to follow the train line from the airport to the following station "El Prat de Llobregat" to continue with the line R2 Sud in the direction of Sant Vicenç de Calders to get off at "Sitges" station.
However, you can take the train from the airport to Sants "Barcelona-Sants" station and then continue your journey to Sitges by taking the R13, R14 or R2 Sud lines.

From Barcelona airport to Passeig de Gracia by train
The Passeig de Gracia avenue, home to some of Barcelona's most magnificent monuments, such as Casa Batllo and Casa Mila, can be reached by train from the station of the same name. To get there from the airport's T2 terminal, take the R2 Nord line and follow it to Passeig de Gracia train station.
If you travel to Barcelona airport via the terminal T1, you can take the shuttle bus which runs back and forth between the 2 terminals, or take the metro line L9, which will leave you at the foot of the airport train station.

From Barcelona airport to Port Aventura park
Port Aventura Park, Ferrari Land ou Caribe Aquatic Park, The different theme and amusement parks that constitute Port Aventura World are served by the R16, R17 and RT2 train lines from the "Salou - Port Aventura" train stop.
To get there from Barcelona airport you will have to take the R2 Nord train line to "Barcelona-Sants" to follow your route to Port Aventura World with one of the R16 or R17 train lines.
However, if you prefer to travel by bus, a transfer is available from Barcelona airport to the park :
Transfer between Barcelona airport and PortAventura