| Thouars to Ifield | 286.63 mi (461.28 km) |
| Thouars to Ilford | 316.91 mi (510.02 km) |
| Thouars to Ilfracombe | 341.58 mi (549.72 km) |
| Thouars to Ilkeston | 417.11 mi (671.28 km) |
| Thouars to Ilkley | 485.34 mi (781.08 km) |
| Thouars to Immingham | 458.70 mi (738.21 km) |
| Thouars to Ince-in-Makerfield | 465.60 mi (749.31 km) |
| Thouars to Inverness | 744.92 mi (1,198.83 km) |
| Thouars to Inverurie | 717.81 mi (1,155.20 km) |
| Thouars to Ipswich | 356.62 mi (573.93 km) |
| Thouars to Irlam | 457.50 mi (736.27 km) |
| Thouars to Irthlingborough | 370.01 mi (595.47 km) |
| Thouars to Irvine | 627.12 mi (1,009.25 km) |
| Thouars to Islington | 315.73 mi (508.12 km) |
| Thouars to Iver | 314.37 mi (505.93 km) |
