| Sintra to Wallington | 976.63 mi (1,571.74 km) |
| Sintra to Wallsend | 1,176.83 mi (1,893.92 km) |
| Sintra to Walsall | 1,015.78 mi (1,634.73 km) |
| Sintra to Walsall Wood | 1,019.63 mi (1,640.94 km) |
| Sintra to Waltham Abbey | 998.72 mi (1,607.29 km) |
| Sintra to Waltham Cross | 998.07 mi (1,606.24 km) |
| Sintra to Walthamstow | 992.27 mi (1,596.91 km) |
| Sintra to Walton upon Thames | 971.98 mi (1,564.26 km) |
| Sintra to Walton-on-the-Naze | 1,037.17 mi (1,669.17 km) |
| Sintra to Wandsworth | 980.86 mi (1,578.54 km) |
| Sintra to Wanstead | 993.00 mi (1,598.08 km) |
| Sintra to Wantage | 963.60 mi (1,550.76 km) |
| Sintra to Ware | 1,005.55 mi (1,618.28 km) |
| Sintra to Warfield | 968.44 mi (1,558.55 km) |
| Sintra to Warminster | 925.57 mi (1,489.56 km) |
