Eight FdS buses a day travel between the Giardini Pubblici and the airport (€0.70, 20 minutes). A taxi to the airport costs around €25.
Line AO runs from Via Cagliari (via the Giardini Pubblici) to the beaches. Urban buses also operate to Fertilia as well as several places beyond. You can pick up these buses at stops around the Giardini Pubblici. Tickets (€0.70) are available at Casa del Caffè in the park and most tabacchi (tobacconists) outlets.
Cicloexpress (079 98 69 50; www.cicloexpress.com; Via Garibaldi; bikes per day €7-14, scooters per day from €23y), can provide pedal power and scooters.