| Torrelodones to Octeville | 635.16 mi (1,022.19 km) |
| Torrelodones to Oignies | 760.51 mi (1,223.92 km) |
| Torrelodones to Oissel | 653.17 mi (1,051.17 km) |
| Torrelodones to Olivet | 580.04 mi (933.49 km) |
| Torrelodones to Ollioules | 532.97 mi (857.74 km) |
| Torrelodones to Olonne-sur-Mer | 425.70 mi (685.10 km) |
| Torrelodones to Oloron-Sainte-Marie | 248.84 mi (400.47 km) |
| Torrelodones to Onet Village | 422.95 mi (680.68 km) |
| Torrelodones to Onnaing | 768.87 mi (1,237.38 km) |
| Torrelodones to Orange | 509.19 mi (819.46 km) |
| Torrelodones to Orchies | 766.20 mi (1,233.08 km) |
| Torrelodones to Orleans | 582.52 mi (937.47 km) |
| Torrelodones to Orly | 643.71 mi (1,035.95 km) |
| Torrelodones to Ormesson-sur-Marne | 649.63 mi (1,045.48 km) |
| Torrelodones to Orsay | 636.20 mi (1,023.87 km) |
