| Kilkis to Impruneta | 621.35 mi (999.97 km) |
| Kilkis to Induno Olona | 779.00 mi (1,253.68 km) |
| Kilkis to Inverigo | 758.87 mi (1,221.28 km) |
| Kilkis to Inveruno | 770.44 mi (1,239.91 km) |
| Kilkis to Inzago | 741.96 mi (1,194.07 km) |
| Kilkis to Iseo | 719.39 mi (1,157.75 km) |
| Kilkis to Isernia | 449.70 mi (723.73 km) |
| Kilkis to Isola Capo Rizzuto | 335.98 mi (540.71 km) |
| Kilkis to Isola del Liri | 484.34 mi (779.47 km) |
| Kilkis to Isola della Scala | 666.29 mi (1,072.28 km) |
| Kilkis to Isola Vicentina | 656.91 mi (1,057.19 km) |
| Kilkis to Ispica | 517.15 mi (832.28 km) |
| Kilkis to Istrana | 630.26 mi (1,014.31 km) |
| Kilkis to Itri | 485.92 mi (782.01 km) |
| Kilkis to Ittiri | 747.66 mi (1,203.25 km) |
