| Duncan to Sarkisla | 6,557.44 mi (10,553.17 km) |
| Duncan to Saruhanli | 6,290.62 mi (10,123.78 km) |
| Duncan to Sason | 6,764.99 mi (10,887.20 km) |
| Duncan to Savastepe | 6,260.51 mi (10,075.32 km) |
| Duncan to Savsat | 6,625.47 mi (10,662.67 km) |
| Duncan to Savur | 6,798.77 mi (10,941.57 km) |
| Duncan to Sefaatli | 6,496.34 mi (10,454.85 km) |
| Duncan to Seferhisar | 6,291.19 mi (10,124.69 km) |
| Duncan to Selcuk | 6,323.51 mi (10,176.71 km) |
| Duncan to Selcuklu | 6,509.01 mi (10,475.24 km) |
| Duncan to Selendi | 6,336.79 mi (10,198.07 km) |
| Duncan to Selim | 6,682.89 mi (10,755.08 km) |
| Duncan to Semdinli | 6,919.12 mi (11,135.25 km) |
| Duncan to Senirkent | 6,429.53 mi (10,347.34 km) |
| Duncan to Senkaya | 6,664.93 mi (10,726.17 km) |
