| Cities | Distance |
|---|---|
| Ostend to Oberriet | 403.14 mi (648.80 km) |
| Ostend to Obersiggenthal | 353.65 mi (569.15 km) |
| Ostend to Oberwil | 330.44 mi (531.79 km) |
| Ostend to Oberwingert | 367.11 mi (590.81 km) |
| Ostend to Oftringen | 351.55 mi (565.76 km) |
| Ostend to Olten | 349.26 mi (562.07 km) |
| Ostend to Onex | 377.29 mi (607.19 km) |
| Ostend to Opfikon | 364.93 mi (587.30 km) |
| Ostend to Ostermundigen | 360.17 mi (579.63 km) |
| Ostend to Payerne | 354.67 mi (570.79 km) |
| Ostend to Pfaffikon | 375.15 mi (603.75 km) |
| Ostend to Plan-les-Ouates | 378.65 mi (609.38 km) |
| Ostend to Pratteln | 334.42 mi (538.20 km) |
| Ostend to Prilly | 364.70 mi (586.93 km) |
| Ostend to Pully | 367.12 mi (590.83 km) |