| Spalding to Ickenham | 85.75 mi (138.00 km) |
| Spalding to Ifield | 114.88 mi (184.89 km) |
| Spalding to Ilford | 85.47 mi (137.55 km) |
| Spalding to Ilfracombe | 200.87 mi (323.27 km) |
| Spalding to Ilkeston | 49.88 mi (80.27 km) |
| Spalding to Ilkley | 104.56 mi (168.27 km) |
| Spalding to Immingham | 57.28 mi (92.18 km) |
| Spalding to Ince-in-Makerfield | 113.94 mi (183.37 km) |
| Spalding to Inverness | 361.74 mi (582.16 km) |
| Spalding to Inverurie | 322.75 mi (519.42 km) |
| Spalding to Ipswich | 74.55 mi (119.98 km) |
| Spalding to Irlam | 104.54 mi (168.24 km) |
| Spalding to Irthlingborough | 37.33 mi (60.07 km) |
| Spalding to Irvine | 267.38 mi (430.31 km) |
| Spalding to Islington | 85.83 mi (138.12 km) |
