| Bydgoszcz to Octeville | 877.80 mi (1,412.68 km) |
| Bydgoszcz to Oignies | 665.53 mi (1,071.07 km) |
| Bydgoszcz to Oissel | 774.54 mi (1,246.50 km) |
| Bydgoszcz to Olivet | 793.04 mi (1,276.27 km) |
| Bydgoszcz to Ollioules | 886.23 mi (1,426.26 km) |
| Bydgoszcz to Olonne-sur-Mer | 987.30 mi (1,588.91 km) |
| Bydgoszcz to Oloron-Sainte-Marie | 1,092.55 mi (1,758.30 km) |
| Bydgoszcz to Onet Village | 923.25 mi (1,485.83 km) |
| Bydgoszcz to Onnaing | 643.02 mi (1,034.85 km) |
| Bydgoszcz to Orange | 862.31 mi (1,387.75 km) |
| Bydgoszcz to Orchies | 655.16 mi (1,054.38 km) |
| Bydgoszcz to Orleans | 791.25 mi (1,273.40 km) |
| Bydgoszcz to Orly | 741.90 mi (1,193.98 km) |
| Bydgoszcz to Ormesson-sur-Marne | 734.71 mi (1,182.41 km) |
| Bydgoszcz to Orsay | 751.59 mi (1,209.57 km) |
