| Trondheim to Sestu | 1,668.11 mi (2,684.56 km) |
| Trondheim to Settimo Torinese | 1,268.33 mi (2,041.18 km) |
| Trondheim to Seveso | 1,229.89 mi (1,979.31 km) |
| Trondheim to Sezze | 1,519.06 mi (2,444.68 km) |
| Trondheim to Siano | 1,573.17 mi (2,531.77 km) |
| Trondheim to Siena | 1,390.07 mi (2,237.09 km) |
| Trondheim to Signa | 1,357.72 mi (2,185.05 km) |
| Trondheim to Silea | 1,230.37 mi (1,980.09 km) |
| Trondheim to Silvi Paese | 1,450.35 mi (2,334.12 km) |
| Trondheim to Sinalunga | 1,397.60 mi (2,249.23 km) |
| Trondheim to Siniscola | 1,579.41 mi (2,541.82 km) |
| Trondheim to Sinnai | 1,667.74 mi (2,683.97 km) |
| Trondheim to Siracusa | 1,832.90 mi (2,949.77 km) |
| Trondheim to Solaro | 1,231.93 mi (1,982.60 km) |
| Trondheim to Soliera | 1,291.63 mi (2,078.68 km) |
