| Cities | Distance |
|---|---|
| Ilmenau to Oria | 774.13 mi (1,245.84 km) |
| Ilmenau to Oristano | 753.14 mi (1,212.06 km) |
| Ilmenau to Orta Nova | 685.56 mi (1,103.30 km) |
| Ilmenau to Orte | 572.42 mi (921.22 km) |
| Ilmenau to Ortona | 598.95 mi (963.91 km) |
| Ilmenau to Orvieto | 553.23 mi (890.35 km) |
| Ilmenau to Orzinuovi | 367.90 mi (592.08 km) |
| Ilmenau to Osimo | 511.84 mi (823.73 km) |
| Ilmenau to Ospitaletto | 356.49 mi (573.71 km) |
| Ilmenau to Ostuni | 758.23 mi (1,220.26 km) |
| Ilmenau to Ottaviano | 700.55 mi (1,127.42 km) |
| Ilmenau to Ovada | 430.78 mi (693.27 km) |
| Ilmenau to Ozieri | 703.82 mi (1,132.69 km) |
| Ilmenau to Paceco | 881.16 mi (1,418.09 km) |
| Ilmenau to Pachino | 986.96 mi (1,588.36 km) |