| Gijon to Orbetello | 856.65 mi (1,378.65 km) |
| Gijon to Oria | 1,211.81 mi (1,950.21 km) |
| Gijon to Oristano | 777.30 mi (1,250.94 km) |
| Gijon to Orta Nova | 1,099.34 mi (1,769.21 km) |
| Gijon to Orte | 915.15 mi (1,472.80 km) |
| Gijon to Ortona | 1,017.44 mi (1,637.41 km) |
| Gijon to Orvieto | 898.18 mi (1,445.48 km) |
| Gijon to Orzinuovi | 780.29 mi (1,255.75 km) |
| Gijon to Osimo | 959.17 mi (1,543.64 km) |
| Gijon to Ospitaletto | 787.85 mi (1,267.92 km) |
| Gijon to Ostuni | 1,204.51 mi (1,938.47 km) |
| Gijon to Ottaviano | 1,046.71 mi (1,684.52 km) |
| Gijon to Ovada | 715.15 mi (1,150.92 km) |
| Gijon to Ozieri | 780.11 mi (1,255.46 km) |
| Gijon to Paceco | 1,026.51 mi (1,652.01 km) |
