| Ortona to Ifield | 916.75 mi (1,475.37 km) |
| Ortona to Ilford | 924.58 mi (1,487.96 km) |
| Ortona to Ilfracombe | 1,064.04 mi (1,712.41 km) |
| Ortona to Ilkeston | 1,031.52 mi (1,660.07 km) |
| Ortona to Ilkley | 1,089.95 mi (1,754.10 km) |
| Ortona to Immingham | 1,026.88 mi (1,652.60 km) |
| Ortona to Ince-in-Makerfield | 1,097.73 mi (1,766.62 km) |
| Ortona to Inverness | 1,324.64 mi (2,131.80 km) |
| Ortona to Inverurie | 1,266.85 mi (2,038.80 km) |
| Ortona to Ipswich | 911.85 mi (1,467.47 km) |
| Ortona to Irlam | 1,087.95 mi (1,750.88 km) |
| Ortona to Irthlingborough | 980.78 mi (1,578.42 km) |
| Ortona to Irvine | 1,251.85 mi (2,014.66 km) |
| Ortona to Islington | 930.42 mi (1,497.37 km) |
| Ortona to Iver | 943.37 mi (1,518.21 km) |
