| Trondheim to Sangeorz-Bai | 1,236.63 mi (1,990.17 km) |
| Trondheim to Sannicolau Mare | 1,263.55 mi (2,033.48 km) |
| Trondheim to Santana | 1,255.69 mi (2,020.84 km) |
| Trondheim to Satu Mare | 1,180.64 mi (1,900.06 km) |
| Trondheim to Scobinti | 1,275.95 mi (2,053.44 km) |
| Trondheim to Scornicesti | 1,416.83 mi (2,280.16 km) |
| Trondheim to Sebes | 1,310.70 mi (2,109.36 km) |
| Trondheim to Seini | 1,189.51 mi (1,914.33 km) |
| Trondheim to Sfantu-Gheorghe | 1,352.62 mi (2,176.82 km) |
| Trondheim to Sibiu | 1,330.55 mi (2,141.32 km) |
| Trondheim to Sighetu Marmatiei | 1,187.51 mi (1,911.11 km) |
| Trondheim to Sighisoara | 1,313.10 mi (2,113.23 km) |
| Trondheim to Simeria | 1,309.66 mi (2,107.69 km) |
| Trondheim to Sinaia | 1,381.91 mi (2,223.97 km) |
| Trondheim to Slatina | 1,423.21 mi (2,290.43 km) |
