Der Flughafen Girona web guide.
Bus services from Girona Airport
The Barcelona Bus, run by Sagales, runs four different bus routes from Girona airport (only one of them actually goes to Barcelona). The Sarbus run by Sarfa also runs three different routes. Both companies run very limited services, approximately every 2-3 hours for local buses, so check the timetables and prices on their websites.
1) Girona Airport-Barcelona Estacio Nord (bus station)
2) Girona Airport-Girona centre bus station
3) Girona Airport-Lloret de Mar-Blanes-Magrat-Santa Susanna-Pineda de Mar-Calella de la Costa-Tossa de Mar
4) Girona Airport-Figueres-Empurirabrava-Roses
The Sarfa/Sarbus company also offers three different routes:
1) Girona Airport-Blanes-Malgrat de Mar-Santa Susanna-Pineda de Mar-Callela de La Costa
2) Girona Airport-Tossa de Mar-Lloret de Mar
3) Girona Airport-Figueres-Roses