| Troon to Imola | 1,056.66 mi (1,700.53 km) |
| Troon to Impruneta | 1,080.40 mi (1,738.73 km) |
| Troon to Induno Olona | 889.66 mi (1,431.76 km) |
| Troon to Inverigo | 907.13 mi (1,459.88 km) |
| Troon to Inveruno | 908.78 mi (1,462.54 km) |
| Troon to Inzago | 925.90 mi (1,490.10 km) |
| Troon to Iseo | 935.70 mi (1,505.86 km) |
| Troon to Isernia | 1,285.37 mi (2,068.61 km) |
| Troon to Isola Capo Rizzuto | 1,521.17 mi (2,448.09 km) |
| Troon to Isola del Liri | 1,261.40 mi (2,030.03 km) |
| Troon to Isola della Scala | 985.49 mi (1,585.99 km) |
| Troon to Isola Vicentina | 979.40 mi (1,576.19 km) |
| Troon to Ispica | 1,586.76 mi (2,553.64 km) |
| Troon to Istrana | 997.11 mi (1,604.69 km) |
| Troon to Itri | 1,282.93 mi (2,064.68 km) |
