| Duncan to Saint Ives | 4,674.77 mi (7,523.32 km) |
| Duncan to Saint Ives | 4,532.00 mi (7,293.55 km) |
| Duncan to Saint Neots | 4,671.00 mi (7,517.24 km) |
| Duncan to Sale | 4,557.11 mi (7,333.96 km) |
| Duncan to Salford | 4,556.38 mi (7,332.79 km) |
| Duncan to Salisbury | 4,650.49 mi (7,484.25 km) |
| Duncan to Saltash | 4,576.50 mi (7,365.17 km) |
| Duncan to Saltcoats | 4,403.20 mi (7,086.27 km) |
| Duncan to Sandbach | 4,563.92 mi (7,344.92 km) |
| Duncan to Sanderstead | 4,707.23 mi (7,575.56 km) |
| Duncan to Sandhurst | 4,679.48 mi (7,530.90 km) |
| Duncan to Sandiacre | 4,610.79 mi (7,420.35 km) |
| Duncan to Sandown | 4,688.37 mi (7,545.20 km) |
| Duncan to Sandridge | 4,684.26 mi (7,538.59 km) |
| Duncan to Sandy | 4,673.13 mi (7,520.68 km) |
