| Flawil to Octeville | 518.82 mi (834.96 km) |
| Flawil to Oignies | 352.09 mi (566.63 km) |
| Flawil to Oissel | 395.14 mi (635.91 km) |
| Flawil to Olivet | 341.09 mi (548.93 km) |
| Flawil to Ollioules | 336.70 mi (541.87 km) |
| Flawil to Olonne-sur-Mer | 520.26 mi (837.28 km) |
| Flawil to Oloron-Sainte-Marie | 557.68 mi (897.50 km) |
| Flawil to Onet Village | 380.58 mi (612.48 km) |
| Flawil to Onnaing | 327.20 mi (526.58 km) |
| Flawil to Orange | 309.21 mi (497.63 km) |
| Flawil to Orchies | 343.30 mi (552.49 km) |
| Flawil to Orleans | 340.83 mi (548.52 km) |
| Flawil to Orly | 327.35 mi (526.82 km) |
| Flawil to Ormesson-sur-Marne | 321.65 mi (517.64 km) |
| Flawil to Orsay | 335.73 mi (540.31 km) |
