| Winsum to Smolyan | 1,168.62 mi (1,880.72 km) |
| Winsum to Sofia | 1,064.39 mi (1,712.97 km) |
| Winsum to Sopot | 1,114.71 mi (1,793.95 km) |
| Winsum to Sozopol | 1,230.02 mi (1,979.52 km) |
| Winsum to Sredets | 1,215.39 mi (1,955.97 km) |
| Winsum to Stamboliyski | 1,134.10 mi (1,825.16 km) |
| Winsum to Stara Zagora | 1,156.72 mi (1,861.56 km) |
| Winsum to Svilengrad | 1,209.74 mi (1,946.89 km) |
| Winsum to Svishtov | 1,087.40 mi (1,750.00 km) |
| Winsum to Targovishte | 1,149.30 mi (1,849.62 km) |
| Winsum to Teteven | 1,084.59 mi (1,745.48 km) |
| Winsum to Troyan | 1,101.69 mi (1,772.99 km) |
| Winsum to Tryavna | 1,129.67 mi (1,818.02 km) |
| Winsum to Tutrakan | 1,112.62 mi (1,790.58 km) |
| Winsum to Varna | 1,199.44 mi (1,930.31 km) |
