| Duluth to Sereflikochisar | 5,632.99 mi (9,065.42 km) |
| Duluth to Serik | 5,672.14 mi (9,128.43 km) |
| Duluth to Serinhisar | 5,576.03 mi (8,973.75 km) |
| Duluth to Serinyol | 5,861.70 mi (9,433.50 km) |
| Duluth to Seydisehir | 5,667.60 mi (9,121.13 km) |
| Duluth to Seyhan | 5,799.84 mi (9,333.95 km) |
| Duluth to Seyitgazi | 5,517.15 mi (8,879.00 km) |
| Duluth to Siirt | 5,933.05 mi (9,548.33 km) |
| Duluth to Sile | 5,386.99 mi (8,669.53 km) |
| Duluth to Silifke | 5,792.00 mi (9,321.33 km) |
| Duluth to Silivri | 5,350.02 mi (8,610.03 km) |
| Duluth to Silopi | 5,987.87 mi (9,636.54 km) |
| Duluth to Simav | 5,483.31 mi (8,824.53 km) |
| Duluth to Sinanpasa | 5,542.16 mi (8,919.25 km) |
| Duluth to Sindirgi | 5,448.68 mi (8,768.80 km) |
