| Onex to Imola | 300.80 mi (484.09 km) |
| Onex to Impruneta | 305.34 mi (491.39 km) |
| Onex to Induno Olona | 133.15 mi (214.28 km) |
| Onex to Inverigo | 152.89 mi (246.05 km) |
| Onex to Inveruno | 140.12 mi (225.51 km) |
| Onex to Inzago | 168.87 mi (271.76 km) |
| Onex to Iseo | 193.43 mi (311.30 km) |
| Onex to Isernia | 513.76 mi (826.82 km) |
| Onex to Isola Capo Rizzuto | 748.52 mi (1,204.62 km) |
| Onex to Isola del Liri | 484.50 mi (779.73 km) |
| Onex to Isola della Scala | 245.09 mi (394.43 km) |
| Onex to Isola Vicentina | 259.95 mi (418.34 km) |
| Onex to Ispica | 792.19 mi (1,274.90 km) |
| Onex to Istrana | 290.32 mi (467.22 km) |
| Onex to Itri | 501.93 mi (807.78 km) |
