| Prospect Heights to Imola | 4,675.87 mi (7,525.08 km) |
| Prospect Heights to Impruneta | 4,685.93 mi (7,541.28 km) |
| Prospect Heights to Induno Olona | 4,501.41 mi (7,244.32 km) |
| Prospect Heights to Inverigo | 4,521.10 mi (7,276.01 km) |
| Prospect Heights to Inveruno | 4,515.53 mi (7,267.04 km) |
| Prospect Heights to Inzago | 4,539.65 mi (7,305.86 km) |
| Prospect Heights to Iseo | 4,556.74 mi (7,333.37 km) |
| Prospect Heights to Isernia | 4,894.39 mi (7,876.77 km) |
| Prospect Heights to Isola Capo Rizzuto | 5,127.73 mi (8,252.28 km) |
| Prospect Heights to Isola del Liri | 4,864.51 mi (7,828.67 km) |
| Prospect Heights to Isola della Scala | 4,610.00 mi (7,419.08 km) |
| Prospect Heights to Isola Vicentina | 4,611.80 mi (7,421.97 km) |
| Prospect Heights to Ispica | 5,137.92 mi (8,268.68 km) |
| Prospect Heights to Istrana | 4,634.66 mi (7,458.76 km) |
| Prospect Heights to Itri | 4,880.35 mi (7,854.17 km) |
