| Gouda to Smolyan | 1,182.09 mi (1,902.39 km) |
| Gouda to Sofia | 1,078.04 mi (1,734.94 km) |
| Gouda to Sopot | 1,133.67 mi (1,824.46 km) |
| Gouda to Sozopol | 1,258.11 mi (2,024.73 km) |
| Gouda to Sredets | 1,241.52 mi (1,998.03 km) |
| Gouda to Stamboliyski | 1,149.60 mi (1,850.11 km) |
| Gouda to Stara Zagora | 1,177.89 mi (1,895.63 km) |
| Gouda to Svilengrad | 1,229.64 mi (1,978.92 km) |
| Gouda to Svishtov | 1,113.71 mi (1,792.34 km) |
| Gouda to Targovishte | 1,177.89 mi (1,895.62 km) |
| Gouda to Teteven | 1,103.10 mi (1,775.27 km) |
| Gouda to Troyan | 1,121.73 mi (1,805.26 km) |
| Gouda to Tryavna | 1,152.51 mi (1,854.78 km) |
| Gouda to Tutrakan | 1,145.57 mi (1,843.62 km) |
| Gouda to Varna | 1,232.14 mi (1,982.94 km) |
