| Leganes to Orbetello | 788.90 mi (1,269.61 km) |
| Leganes to Oria | 1,122.94 mi (1,807.20 km) |
| Leganes to Oristano | 652.98 mi (1,050.88 km) |
| Leganes to Orta Nova | 1,018.41 mi (1,638.96 km) |
| Leganes to Orte | 848.62 mi (1,365.73 km) |
| Leganes to Ortona | 950.73 mi (1,530.05 km) |
| Leganes to Orvieto | 836.30 mi (1,345.89 km) |
| Leganes to Orzinuovi | 775.78 mi (1,248.49 km) |
| Leganes to Osimo | 911.49 mi (1,466.90 km) |
| Leganes to Ospitaletto | 786.11 mi (1,265.13 km) |
| Leganes to Ostuni | 1,118.66 mi (1,800.30 km) |
| Leganes to Ottaviano | 956.09 mi (1,538.67 km) |
| Leganes to Ovada | 698.04 mi (1,123.38 km) |
| Leganes to Ozieri | 670.88 mi (1,079.68 km) |
| Leganes to Paceco | 887.63 mi (1,428.49 km) |
