| Duncan to Samandag | 6,725.14 mi (10,823.06 km) |
| Duncan to Samsun | 6,447.24 mi (10,375.84 km) |
| Duncan to Sanliurfa | 6,756.06 mi (10,872.83 km) |
| Duncan to Saray | 6,164.24 mi (9,920.38 km) |
| Duncan to Saraykent | 6,510.15 mi (10,477.07 km) |
| Duncan to Saraykoy | 6,381.35 mi (10,269.80 km) |
| Duncan to Sarayonu | 6,485.41 mi (10,437.26 km) |
| Duncan to Sarigol | 6,356.89 mi (10,230.43 km) |
| Duncan to Sarikamis | 6,684.36 mi (10,757.43 km) |
| Duncan to Sarikaya | 6,516.91 mi (10,487.95 km) |
| Duncan to Sarioglan | 6,559.03 mi (10,555.73 km) |
| Duncan to Sariveliler | 6,577.11 mi (10,584.83 km) |
| Duncan to Sariyer | 6,217.50 mi (10,006.09 km) |
| Duncan to Sariz | 6,609.15 mi (10,636.41 km) |
| Duncan to Sarkikaraagac | 6,459.50 mi (10,395.56 km) |
