| Cacem to Ifield | 960.87 mi (1,546.37 km) |
| Cacem to Ilford | 993.10 mi (1,598.25 km) |
| Cacem to Ilfracombe | 895.39 mi (1,441.00 km) |
| Cacem to Ilkeston | 1,052.36 mi (1,693.61 km) |
| Cacem to Ilkley | 1,104.79 mi (1,777.98 km) |
| Cacem to Immingham | 1,111.81 mi (1,789.28 km) |
| Cacem to Ince-in-Makerfield | 1,068.65 mi (1,719.83 km) |
| Cacem to Inverness | 1,312.75 mi (2,112.67 km) |
| Cacem to Inverurie | 1,316.72 mi (2,119.06 km) |
| Cacem to Ipswich | 1,046.67 mi (1,684.45 km) |
| Cacem to Irlam | 1,065.00 mi (1,713.96 km) |
| Cacem to Irthlingborough | 1,024.87 mi (1,649.37 km) |
| Cacem to Irvine | 1,183.80 mi (1,905.15 km) |
| Cacem to Islington | 988.18 mi (1,590.32 km) |
| Cacem to Iver | 978.18 mi (1,574.22 km) |
