| Maidenhead to Ickenham | 11.84 mi (19.06 km) |
| Maidenhead to Ifield | 35.26 mi (56.74 km) |
| Maidenhead to Ilford | 34.62 mi (55.71 km) |
| Maidenhead to Ilfracombe | 148.35 mi (238.75 km) |
| Maidenhead to Ilkeston | 103.21 mi (166.11 km) |
| Maidenhead to Ilkley | 172.36 mi (277.38 km) |
| Maidenhead to Immingham | 146.07 mi (235.08 km) |
| Maidenhead to Ince-in-Makerfield | 160.31 mi (257.99 km) |
| Maidenhead to Inverness | 434.77 mi (699.70 km) |
| Maidenhead to Inverurie | 403.41 mi (649.22 km) |
| Maidenhead to Ipswich | 88.26 mi (142.03 km) |
| Maidenhead to Irlam | 150.99 mi (243.00 km) |
| Maidenhead to Irthlingborough | 55.61 mi (89.49 km) |
| Maidenhead to Irvine | 326.02 mi (524.68 km) |
| Maidenhead to Islington | 26.48 mi (42.61 km) |
