| Diest to Impruneta | 581.54 mi (935.89 km) |
| Diest to Induno Olona | 394.76 mi (635.31 km) |
| Diest to Inverigo | 409.98 mi (659.81 km) |
| Diest to Inveruno | 416.12 mi (669.69 km) |
| Diest to Inzago | 428.10 mi (688.96 km) |
| Diest to Iseo | 433.63 mi (697.87 km) |
| Diest to Isernia | 781.38 mi (1,257.51 km) |
| Diest to Isola Capo Rizzuto | 1,015.51 mi (1,634.31 km) |
| Diest to Isola del Liri | 759.55 mi (1,222.37 km) |
| Diest to Isola della Scala | 480.78 mi (773.74 km) |
| Diest to Isola Vicentina | 472.04 mi (759.68 km) |
| Diest to Ispica | 1,094.71 mi (1,761.76 km) |
| Diest to Istrana | 488.42 mi (786.04 km) |
| Diest to Itri | 782.56 mi (1,259.41 km) |
| Diest to Ittiri | 737.00 mi (1,186.09 km) |
