| Sompting to Ickenham | 50.50 mi (81.27 km) |
| Sompting to Ifield | 21.05 mi (33.88 km) |
| Sompting to Ilford | 53.51 mi (86.12 km) |
| Sompting to Ilfracombe | 166.36 mi (267.72 km) |
| Sompting to Ilkeston | 153.57 mi (247.15 km) |
| Sompting to Ilkley | 222.77 mi (358.51 km) |
| Sompting to Immingham | 192.40 mi (309.63 km) |
| Sompting to Ince-in-Makerfield | 210.26 mi (338.38 km) |
| Sompting to Inverness | 485.26 mi (780.94 km) |
| Sompting to Inverurie | 453.20 mi (729.35 km) |
| Sompting to Ipswich | 106.57 mi (171.50 km) |
| Sompting to Irlam | 201.07 mi (323.59 km) |
| Sompting to Irthlingborough | 103.88 mi (167.17 km) |
| Sompting to Irvine | 375.97 mi (605.07 km) |
| Sompting to Islington | 50.37 mi (81.06 km) |
