| Stamboliyski to Impruneta | 679.94 mi (1,094.26 km) |
| Stamboliyski to Induno Olona | 819.97 mi (1,319.62 km) |
| Stamboliyski to Inverigo | 800.18 mi (1,287.77 km) |
| Stamboliyski to Inveruno | 814.45 mi (1,310.73 km) |
| Stamboliyski to Inzago | 784.65 mi (1,262.77 km) |
| Stamboliyski to Iseo | 759.68 mi (1,222.58 km) |
| Stamboliyski to Isernia | 530.58 mi (853.88 km) |
| Stamboliyski to Isola Capo Rizzuto | 447.64 mi (720.41 km) |
| Stamboliyski to Isola del Liri | 564.09 mi (907.82 km) |
| Stamboliyski to Isola della Scala | 708.35 mi (1,139.99 km) |
| Stamboliyski to Isola Vicentina | 693.97 mi (1,116.84 km) |
| Stamboliyski to Ispica | 632.38 mi (1,017.71 km) |
| Stamboliyski to Istrana | 664.85 mi (1,069.97 km) |
| Stamboliyski to Itri | 570.02 mi (917.36 km) |
| Stamboliyski to Ittiri | 833.44 mi (1,341.29 km) |
