| Tielt to Oignies | 39.38 mi (63.37 km) |
| Tielt to Oissel | 151.26 mi (243.44 km) |
| Tielt to Olivet | 225.86 mi (363.49 km) |
| Tielt to Ollioules | 555.76 mi (894.41 km) |
| Tielt to Olonne-sur-Mer | 385.80 mi (620.88 km) |
| Tielt to Oloron-Sainte-Marie | 569.88 mi (917.13 km) |
| Tielt to Onet Village | 459.57 mi (739.61 km) |
| Tielt to Onnaing | 43.87 mi (70.61 km) |
| Tielt to Orange | 479.01 mi (770.90 km) |
| Tielt to Orchies | 36.39 mi (58.57 km) |
| Tielt to Orleans | 223.19 mi (359.20 km) |
| Tielt to Orly | 161.25 mi (259.50 km) |
| Tielt to Ormesson-sur-Marne | 156.87 mi (252.46 km) |
| Tielt to Orsay | 166.86 mi (268.53 km) |
| Tielt to Orthez | 553.16 mi (890.22 km) |
