| Bonheiden to Oignies | 77.78 mi (125.17 km) |
| Bonheiden to Oissel | 191.91 mi (308.85 km) |
| Bonheiden to Olivet | 248.84 mi (400.46 km) |
| Bonheiden to Ollioules | 548.88 mi (883.34 km) |
| Bonheiden to Olonne-sur-Mer | 422.75 mi (680.34 km) |
| Bonheiden to Oloron-Sainte-Marie | 592.74 mi (953.93 km) |
| Bonheiden to Onet Village | 469.39 mi (755.42 km) |
| Bonheiden to Onnaing | 60.52 mi (97.41 km) |
| Bonheiden to Orange | 476.57 mi (766.97 km) |
| Bonheiden to Orchies | 68.30 mi (109.92 km) |
| Bonheiden to Orleans | 246.29 mi (396.37 km) |
| Bonheiden to Orly | 184.65 mi (297.16 km) |
| Bonheiden to Ormesson-sur-Marne | 178.85 mi (287.84 km) |
| Bonheiden to Orsay | 192.19 mi (309.31 km) |
| Bonheiden to Orthez | 577.24 mi (928.98 km) |
