| Ilmenau to Reinosa | 884.98 mi (1,424.24 km) |
| Ilmenau to Requena | 968.23 mi (1,558.21 km) |
| Ilmenau to Reus | 808.34 mi (1,300.90 km) |
| Ilmenau to Rianxo | 1,083.02 mi (1,742.95 km) |
| Ilmenau to Ribadeo | 974.72 mi (1,568.66 km) |
| Ilmenau to Rincon de la Victoria | 1,222.97 mi (1,968.18 km) |
| Ilmenau to Ripoll | 717.43 mi (1,154.59 km) |
| Ilmenau to Ripollet | 759.88 mi (1,222.91 km) |
| Ilmenau to Rojales | 1,040.25 mi (1,674.11 km) |
| Ilmenau to Ronda | 1,248.94 mi (2,009.98 km) |
| Ilmenau to Roquetas de Mar | 1,171.41 mi (1,885.21 km) |
| Ilmenau to Rosas | 687.84 mi (1,106.98 km) |
| Ilmenau to Rubi | 763.38 mi (1,228.54 km) |
| Ilmenau to Rute | 1,191.04 mi (1,916.80 km) |
| Ilmenau to Sabadell | 758.13 mi (1,220.10 km) |
