| Belfast to Imola | 1,056.89 mi (1,700.91 km) |
| Belfast to Impruneta | 1,076.98 mi (1,733.22 km) |
| Belfast to Induno Olona | 886.18 mi (1,426.17 km) |
| Belfast to Inverigo | 904.50 mi (1,455.66 km) |
| Belfast to Inveruno | 904.03 mi (1,454.90 km) |
| Belfast to Inzago | 923.39 mi (1,486.05 km) |
| Belfast to Iseo | 935.57 mi (1,505.66 km) |
| Belfast to Isernia | 1,284.38 mi (2,067.01 km) |
| Belfast to Isola Capo Rizzuto | 1,520.98 mi (2,447.78 km) |
| Belfast to Isola del Liri | 1,258.80 mi (2,025.84 km) |
| Belfast to Isola della Scala | 986.90 mi (1,588.26 km) |
| Belfast to Isola Vicentina | 983.56 mi (1,582.89 km) |
| Belfast to Ispica | 1,576.66 mi (2,537.39 km) |
| Belfast to Istrana | 1,003.40 mi (1,614.81 km) |
| Belfast to Itri | 1,279.16 mi (2,058.61 km) |
