| Catania to Olivenza | 1,206.52 mi (1,941.70 km) |
| Catania to Olot | 741.66 mi (1,193.59 km) |
| Catania to Onate | 996.60 mi (1,603.87 km) |
| Catania to Onda | 843.75 mi (1,357.88 km) |
| Catania to Onteniente | 856.60 mi (1,378.56 km) |
| Catania to Orihuela | 875.47 mi (1,408.94 km) |
| Catania to Osuna | 1,106.74 mi (1,781.12 km) |
| Catania to Ourense | 1,257.08 mi (2,023.08 km) |
| Catania to Oviedo | 1,169.28 mi (1,881.77 km) |
| Catania to Paiporta | 848.43 mi (1,365.41 km) |
| Catania to Pajara | 1,798.11 mi (2,893.78 km) |
| Catania to Palafolls | 716.57 mi (1,153.21 km) |
| Catania to Palafrugell | 702.76 mi (1,130.98 km) |
| Catania to Palamos | 702.58 mi (1,130.69 km) |
| Catania to Palencia | 1,085.22 mi (1,746.50 km) |
