| Flekkefjord to Octeville | 686.43 mi (1,104.70 km) |
| Flekkefjord to Oignies | 560.39 mi (901.86 km) |
| Flekkefjord to Oissel | 658.56 mi (1,059.84 km) |
| Flekkefjord to Olivet | 746.96 mi (1,202.11 km) |
| Flekkefjord to Ollioules | 1,047.87 mi (1,686.38 km) |
| Flekkefjord to Olonne-sur-Mer | 885.30 mi (1,424.75 km) |
| Flekkefjord to Oloron-Sainte-Marie | 1,089.27 mi (1,753.01 km) |
| Flekkefjord to Onet Village | 977.99 mi (1,573.92 km) |
| Flekkefjord to Onnaing | 560.06 mi (901.33 km) |
| Flekkefjord to Orange | 981.44 mi (1,579.48 km) |
| Flekkefjord to Orchies | 557.48 mi (897.17 km) |
| Flekkefjord to Orleans | 744.28 mi (1,197.79 km) |
| Flekkefjord to Orly | 682.58 mi (1,098.51 km) |
| Flekkefjord to Ormesson-sur-Marne | 678.27 mi (1,091.57 km) |
| Flekkefjord to Orsay | 687.84 mi (1,106.96 km) |
