| Milton Keynes to Oberkirch | 459.01 mi (738.70 km) |
| Milton Keynes to Obernburg am Main | 456.66 mi (734.92 km) |
| Milton Keynes to Obernkirchen | 418.71 mi (673.85 km) |
| Milton Keynes to Oberschleissheim | 604.34 mi (972.58 km) |
| Milton Keynes to Oberstdorf | 586.82 mi (944.39 km) |
| Milton Keynes to Obertraubling | 605.48 mi (974.42 km) |
| Milton Keynes to Obertshausen | 438.01 mi (704.90 km) |
| Milton Keynes to Oberursel | 423.99 mi (682.34 km) |
| Milton Keynes to Ochsenfurt | 499.79 mi (804.34 km) |
| Milton Keynes to Ochsenhausen | 547.66 mi (881.38 km) |
| Milton Keynes to Ochtrup | 337.29 mi (542.81 km) |
| Milton Keynes to Odenthal | 345.40 mi (555.87 km) |
| Milton Keynes to Oelde | 379.58 mi (610.88 km) |
| Milton Keynes to Oelsnitz | 569.63 mi (916.73 km) |
| Milton Keynes to Oer-Erkenschwick | 342.90 mi (551.84 km) |
