| Opava to Grevena | 701.99 mi (1,129.74 km) |
| Opava to Ialysos | 1,065.10 mi (1,714.12 km) |
| Opava to Ilion | 870.87 mi (1,401.53 km) |
| Opava to Ilioupoli | 878.28 mi (1,413.45 km) |
| Opava to Ioannina | 724.31 mi (1,165.66 km) |
| Opava to Irakleio | 1,072.22 mi (1,725.57 km) |
| Opava to Irakleio | 870.86 mi (1,401.51 km) |
| Opava to Kaisariani | 876.11 mi (1,409.96 km) |
| Opava to Kalamaria | 690.96 mi (1,111.99 km) |
| Opava to Kalamata | 915.54 mi (1,473.43 km) |
| Opava to Kallithea | 876.37 mi (1,410.38 km) |
| Opava to Kalymnos | 1,002.12 mi (1,612.76 km) |
| Opava to Kalyvia Thorikou | 887.60 mi (1,428.46 km) |
| Opava to Kamatero | 869.33 mi (1,399.04 km) |
| Opava to Karditsa | 756.28 mi (1,217.11 km) |
