| Syston to Octeville | 213.73 mi (343.96 km) |
| Syston to Oignies | 233.05 mi (375.06 km) |
| Syston to Oissel | 250.45 mi (403.06 km) |
| Syston to Olivet | 359.04 mi (577.82 km) |
| Syston to Ollioules | 733.52 mi (1,180.48 km) |
| Syston to Olonne-sur-Mer | 427.01 mi (687.20 km) |
| Syston to Oloron-Sainte-Marie | 657.15 mi (1,057.58 km) |
| Syston to Onet Village | 599.67 mi (965.08 km) |
| Syston to Onnaing | 256.68 mi (413.09 km) |
| Syston to Orange | 649.76 mi (1,045.69 km) |
| Syston to Orchies | 240.97 mi (387.80 km) |
| Syston to Orleans | 356.68 mi (574.02 km) |
| Syston to Orly | 312.63 mi (503.13 km) |
| Syston to Ormesson-sur-Marne | 313.22 mi (504.09 km) |
| Syston to Orsay | 311.21 mi (500.85 km) |
