| Havant to Octeville | 89.49 mi (144.03 km) |
| Havant to Oignies | 176.20 mi (283.56 km) |
| Havant to Oissel | 139.08 mi (223.82 km) |
| Havant to Olivet | 243.82 mi (392.39 km) |
| Havant to Ollioules | 621.95 mi (1,000.93 km) |
| Havant to Olonne-sur-Mer | 300.34 mi (483.34 km) |
| Havant to Oloron-Sainte-Marie | 529.38 mi (851.95 km) |
| Havant to Onet Village | 477.98 mi (769.24 km) |
| Havant to Onnaing | 203.38 mi (327.31 km) |
| Havant to Orange | 536.56 mi (863.51 km) |
| Havant to Orchies | 186.99 mi (300.93 km) |
| Havant to Orleans | 241.74 mi (389.05 km) |
| Havant to Orly | 209.47 mi (337.10 km) |
| Havant to Ormesson-sur-Marne | 212.17 mi (341.45 km) |
| Havant to Orsay | 205.31 mi (330.42 km) |
