| Aljustrel to Ifield | 991.77 mi (1,596.10 km) |
| Aljustrel to Ilford | 1,024.27 mi (1,648.40 km) |
| Aljustrel to Ilfracombe | 939.32 mi (1,511.69 km) |
| Aljustrel to Ilkeston | 1,090.76 mi (1,755.40 km) |
| Aljustrel to Ilkley | 1,146.20 mi (1,844.63 km) |
| Aljustrel to Immingham | 1,148.52 mi (1,848.37 km) |
| Aljustrel to Ince-in-Makerfield | 1,111.53 mi (1,788.83 km) |
| Aljustrel to Inverness | 1,363.36 mi (2,194.11 km) |
| Aljustrel to Inverurie | 1,363.58 mi (2,194.47 km) |
| Aljustrel to Ipswich | 1,076.07 mi (1,731.76 km) |
| Aljustrel to Irlam | 1,107.26 mi (1,781.96 km) |
| Aljustrel to Irthlingborough | 1,059.96 mi (1,705.84 km) |
| Aljustrel to Irvine | 1,233.99 mi (1,985.92 km) |
| Aljustrel to Islington | 1,019.88 mi (1,641.34 km) |
| Aljustrel to Iver | 1,011.05 mi (1,627.13 km) |
