| Mildenhall to Octeville | 209.79 mi (337.62 km) |
| Mildenhall to Oignies | 168.08 mi (270.50 km) |
| Mildenhall to Oissel | 209.02 mi (336.38 km) |
| Mildenhall to Olivet | 315.65 mi (508.00 km) |
| Mildenhall to Ollioules | 682.20 mi (1,097.89 km) |
| Mildenhall to Olonne-sur-Mer | 414.16 mi (666.52 km) |
| Mildenhall to Oloron-Sainte-Marie | 634.33 mi (1,020.85 km) |
| Mildenhall to Onet Village | 559.48 mi (900.39 km) |
| Mildenhall to Onnaing | 189.80 mi (305.46 km) |
| Mildenhall to Orange | 600.27 mi (966.04 km) |
| Mildenhall to Orchies | 174.87 mi (281.43 km) |
| Mildenhall to Orleans | 313.11 mi (503.90 km) |
| Mildenhall to Orly | 262.15 mi (421.89 km) |
| Mildenhall to Ormesson-sur-Marne | 261.50 mi (420.84 km) |
| Mildenhall to Orsay | 262.50 mi (422.45 km) |
