Take the following lines:

• R2 from El Prat Airport to Barcelona Sants (about 15 minutes)
• R1 from Barcelona Sants to Caldes d’Estrac (about 55 minutes)

Go from the airport to Fornells de la Selva train station by bus or taxi:
🌐 www.sagalesairportline.com
🚖 Taxi Fornells de la Selva: 626765422

Then take the following lines:

• R11 from Fornells de la Selva to Maçanet Massanes (about 20 minutes)
• R1 from Maçanet Massanes to Caldes d’Estrac (about 45 minutes)

At some times, the R11 line goes directly from Fornells de la Selva to Caldes d’Estrac without changing trains at Maçanet Massanes.

RENFE Rodalies website with full information about schedules, train lines, tickets, etc.:
🔗 https://rodalies.gencat.cat/