| Smolyan to Ostersund | 1,547.03 mi (2,489.70 km) |
| Smolyan to Oxelosund | 1,225.36 mi (1,972.03 km) |
| Smolyan to Ronneby | 1,094.43 mi (1,761.31 km) |
| Smolyan to Saffle | 1,314.33 mi (2,115.22 km) |
| Smolyan to Sala | 1,312.98 mi (2,113.03 km) |
| Smolyan to Saltsjobaden | 1,253.89 mi (2,017.94 km) |
| Smolyan to Sandviken | 1,356.90 mi (2,183.72 km) |
| Smolyan to Sater | 1,351.00 mi (2,174.22 km) |
| Smolyan to Savja | 1,294.80 mi (2,083.78 km) |
| Smolyan to Sjobo | 1,089.75 mi (1,753.79 km) |
| Smolyan to Skara | 1,260.15 mi (2,028.01 km) |
| Smolyan to Skelleftea | 1,607.52 mi (2,587.06 km) |
| Smolyan to Skoghall | 1,318.54 mi (2,121.98 km) |
| Smolyan to Skovde | 1,253.21 mi (2,016.85 km) |
| Smolyan to Soderhamn | 1,399.01 mi (2,251.48 km) |
