| Islington to Ickenham | 14.88 mi (23.95 km) |
| Islington to Ifield | 29.41 mi (47.33 km) |
| Islington to Ilford | 8.15 mi (13.12 km) |
| Islington to Ilfracombe | 174.79 mi (281.29 km) |
| Islington to Ilkeston | 111.01 mi (178.65 km) |
| Islington to Ilkley | 179.54 mi (288.93 km) |
| Islington to Immingham | 143.10 mi (230.29 km) |
| Islington to Ince-in-Makerfield | 173.26 mi (278.83 km) |
| Islington to Inverness | 441.87 mi (711.12 km) |
| Islington to Inverurie | 406.70 mi (654.52 km) |
| Islington to Ipswich | 64.49 mi (103.78 km) |
| Islington to Irlam | 163.60 mi (263.29 km) |
| Islington to Irthlingborough | 58.13 mi (93.55 km) |
| Islington to Irvine | 337.90 mi (543.79 km) |
| Islington to Iver | 17.45 mi (28.08 km) |
