| Loughton to Ickenham | 23.27 mi (37.45 km) |
| Loughton to Ifield | 38.31 mi (61.65 km) |
| Loughton to Ilford | 6.37 mi (10.25 km) |
| Loughton to Ilfracombe | 183.18 mi (294.80 km) |
| Loughton to Ilkeston | 108.39 mi (174.43 km) |
| Loughton to Ilkley | 176.04 mi (283.30 km) |
| Loughton to Immingham | 136.28 mi (219.33 km) |
| Loughton to Ince-in-Makerfield | 172.16 mi (277.07 km) |
| Loughton to Inverness | 437.76 mi (704.50 km) |
| Loughton to Inverurie | 401.25 mi (645.75 km) |
| Loughton to Ipswich | 54.18 mi (87.19 km) |
| Loughton to Irlam | 162.42 mi (261.38 km) |
| Loughton to Irthlingborough | 55.03 mi (88.56 km) |
| Loughton to Irvine | 335.83 mi (540.47 km) |
| Loughton to Islington | 10.50 mi (16.90 km) |
