| Keszthely to Oberkirch | 443.32 mi (713.45 km) |
| Keszthely to Obernburg am Main | 428.40 mi (689.45 km) |
| Keszthely to Obernkirchen | 525.92 mi (846.39 km) |
| Keszthely to Oberschleissheim | 284.11 mi (457.23 km) |
| Keszthely to Oberstdorf | 330.69 mi (532.19 km) |
| Keszthely to Obertraubling | 280.08 mi (450.74 km) |
| Keszthely to Obertshausen | 447.71 mi (720.52 km) |
| Keszthely to Oberursel | 462.14 mi (743.74 km) |
| Keszthely to Ochsenfurt | 385.69 mi (620.70 km) |
| Keszthely to Ochsenhausen | 352.78 mi (567.75 km) |
| Keszthely to Ochtrup | 586.32 mi (943.60 km) |
| Keszthely to Odenthal | 545.65 mi (878.14 km) |
| Keszthely to Oelde | 538.22 mi (866.18 km) |
| Keszthely to Oelsnitz | 342.51 mi (551.22 km) |
| Keszthely to Oer-Erkenschwick | 562.22 mi (904.81 km) |
