| Smolyan to Salzhemmendorf | 1,013.67 mi (1,631.34 km) |
| Smolyan to Salzkotten | 1,029.77 mi (1,657.26 km) |
| Smolyan to Salzwedel | 1,001.73 mi (1,612.13 km) |
| Smolyan to Sande | 1,127.60 mi (1,814.70 km) |
| Smolyan to Sandhausen | 941.30 mi (1,514.87 km) |
| Smolyan to Sangerhausen | 931.00 mi (1,498.31 km) |
| Smolyan to Sankt Augustin | 1,046.75 mi (1,684.58 km) |
| Smolyan to Sankt Georgen im Schwarzwald | 917.69 mi (1,476.89 km) |
| Smolyan to Sankt Ingbert | 1,001.73 mi (1,612.14 km) |
| Smolyan to Sankt Leon-Rot | 941.07 mi (1,514.50 km) |
| Smolyan to Sankt Wendel | 1,004.73 mi (1,616.96 km) |
| Smolyan to Sarstedt | 1,012.39 mi (1,629.28 km) |
| Smolyan to Sassenberg | 1,062.21 mi (1,709.46 km) |
| Smolyan to Sassenburg | 1,001.04 mi (1,611.01 km) |
| Smolyan to Sassnitz | 1,026.51 mi (1,652.01 km) |
