| Idanha-a-Nova to Shotley Bridge | 1,062.52 mi (1,709.96 km) |
| Idanha-a-Nova to Shrewsbury | 908.82 mi (1,462.61 km) |
| Idanha-a-Nova to Sidcup | 869.48 mi (1,399.29 km) |
| Idanha-a-Nova to Sidmouth | 768.29 mi (1,236.45 km) |
| Idanha-a-Nova to Sileby | 931.56 mi (1,499.20 km) |
| Idanha-a-Nova to Sittingbourne | 877.05 mi (1,411.47 km) |
| Idanha-a-Nova to Skegness | 980.96 mi (1,578.70 km) |
| Idanha-a-Nova to Skelmersdale | 964.84 mi (1,552.77 km) |
| Idanha-a-Nova to Skipton | 1,000.51 mi (1,610.16 km) |
| Idanha-a-Nova to Sleaford | 959.17 mi (1,543.63 km) |
| Idanha-a-Nova to Slough | 861.81 mi (1,386.95 km) |
| Idanha-a-Nova to Small Heath | 903.60 mi (1,454.20 km) |
| Idanha-a-Nova to Smethwick | 904.06 mi (1,454.95 km) |
| Idanha-a-Nova to Snaresbrook | 877.75 mi (1,412.60 km) |
| Idanha-a-Nova to Snodland | 870.28 mi (1,400.58 km) |
