| Olsztyn to Glyka Nera | 1,102.37 mi (1,774.09 km) |
| Olsztyn to Grevena | 947.12 mi (1,524.24 km) |
| Olsztyn to Ialysos | 1,254.76 mi (2,019.34 km) |
| Olsztyn to Ilion | 1,098.51 mi (1,767.89 km) |
| Olsztyn to Ilioupoli | 1,105.70 mi (1,779.46 km) |
| Olsztyn to Ioannina | 975.35 mi (1,569.68 km) |
| Olsztyn to Irakleio | 1,293.66 mi (2,081.95 km) |
| Olsztyn to Irakleio | 1,097.81 mi (1,766.76 km) |
| Olsztyn to Kaisariani | 1,103.36 mi (1,775.68 km) |
| Olsztyn to Kalamaria | 918.86 mi (1,478.76 km) |
| Olsztyn to Kalamata | 1,159.25 mi (1,865.63 km) |
| Olsztyn to Kallithea | 1,104.23 mi (1,777.08 km) |
| Olsztyn to Kalymnos | 1,200.88 mi (1,932.63 km) |
| Olsztyn to Kalyvia Thorikou | 1,113.69 mi (1,792.32 km) |
| Olsztyn to Kamatero | 1,096.78 mi (1,765.10 km) |
