| Borehamwood to Ifield | 37.03 mi (59.59 km) |
| Borehamwood to Ilford | 16.86 mi (27.13 km) |
| Borehamwood to Ilfracombe | 168.61 mi (271.35 km) |
| Borehamwood to Ilkeston | 100.74 mi (162.13 km) |
| Borehamwood to Ilkley | 169.49 mi (272.77 km) |
| Borehamwood to Immingham | 135.17 mi (217.54 km) |
| Borehamwood to Ince-in-Makerfield | 162.62 mi (261.71 km) |
| Borehamwood to Inverness | 431.99 mi (695.21 km) |
| Borehamwood to Inverurie | 397.52 mi (639.74 km) |
| Borehamwood to Ipswich | 66.95 mi (107.75 km) |
| Borehamwood to Irlam | 152.97 mi (246.18 km) |
| Borehamwood to Irthlingborough | 48.27 mi (77.68 km) |
| Borehamwood to Irvine | 327.38 mi (526.87 km) |
| Borehamwood to Islington | 10.71 mi (17.24 km) |
| Borehamwood to Iver | 13.81 mi (22.23 km) |
