| South Portland to Welwyn Garden City | 3,178.30 mi (5,114.97 km) |
| South Portland to Wembley | 3,179.75 mi (5,117.31 km) |
| South Portland to West Auckland | 3,060.51 mi (4,925.41 km) |
| South Portland to West Boldon | 3,065.60 mi (4,933.61 km) |
| South Portland to West Bridgford | 3,116.69 mi (5,015.83 km) |
| South Portland to West Bromwich | 3,090.44 mi (4,973.59 km) |
| South Portland to West Derby | 3,036.19 mi (4,886.27 km) |
| South Portland to West Drayton | 3,174.07 mi (5,108.17 km) |
| South Portland to West Ham | 3,192.59 mi (5,137.98 km) |
| South Portland to West Wickham | 3,195.09 mi (5,141.99 km) |
| South Portland to Westbury | 3,108.91 mi (5,003.31 km) |
| South Portland to Westhoughton | 3,048.98 mi (4,906.87 km) |
| South Portland to Westminster | 3,187.67 mi (5,130.06 km) |
| South Portland to Weston | 3,040.90 mi (4,893.85 km) |
| South Portland to Weston-super-Mare | 3,074.78 mi (4,948.38 km) |
