| Szentendre to Octeville | 951.32 mi (1,531.00 km) |
| Szentendre to Oignies | 750.40 mi (1,207.65 km) |
| Szentendre to Oissel | 828.39 mi (1,333.17 km) |
| Szentendre to Olivet | 795.47 mi (1,280.18 km) |
| Szentendre to Ollioules | 713.30 mi (1,147.94 km) |
| Szentendre to Olonne-sur-Mer | 980.20 mi (1,577.48 km) |
| Szentendre to Oloron-Sainte-Marie | 1,000.08 mi (1,609.48 km) |
| Szentendre to Onet Village | 821.41 mi (1,321.93 km) |
| Szentendre to Onnaing | 723.25 mi (1,163.96 km) |
| Szentendre to Orange | 726.99 mi (1,169.98 km) |
| Szentendre to Orchies | 739.57 mi (1,190.21 km) |
| Szentendre to Orleans | 794.82 mi (1,279.15 km) |
| Szentendre to Orly | 769.41 mi (1,238.24 km) |
| Szentendre to Ormesson-sur-Marne | 762.74 mi (1,227.51 km) |
| Szentendre to Orsay | 778.82 mi (1,253.39 km) |
