| Barrow in Furness to Ifield | 242.11 mi (389.64 km) |
| Barrow in Furness to Ilford | 224.08 mi (360.62 km) |
| Barrow in Furness to Ilfracombe | 204.03 mi (328.35 km) |
| Barrow in Furness to Ilkeston | 111.34 mi (179.18 km) |
| Barrow in Furness to Ilkley | 58.43 mi (94.03 km) |
| Barrow in Furness to Immingham | 127.26 mi (204.81 km) |
| Barrow in Furness to Ince-in-Makerfield | 46.99 mi (75.63 km) |
| Barrow in Furness to Inverness | 235.84 mi (379.55 km) |
| Barrow in Furness to Inverurie | 221.43 mi (356.36 km) |
| Barrow in Furness to Ipswich | 230.48 mi (370.93 km) |
| Barrow in Furness to Irlam | 56.51 mi (90.95 km) |
| Barrow in Furness to Irthlingborough | 164.05 mi (264.01 km) |
| Barrow in Furness to Irvine | 118.87 mi (191.31 km) |
| Barrow in Furness to Islington | 220.08 mi (354.18 km) |
| Barrow in Furness to Iver | 211.89 mi (341.00 km) |
