| Waldshut-Tiengen to Smolyan | 909.51 mi (1,463.72 km) |
| Waldshut-Tiengen to Sofia | 809.36 mi (1,302.55 km) |
| Waldshut-Tiengen to Sopot | 873.90 mi (1,406.40 km) |
| Waldshut-Tiengen to Sozopol | 1,014.00 mi (1,631.87 km) |
| Waldshut-Tiengen to Sredets | 993.55 mi (1,598.97 km) |
| Waldshut-Tiengen to Stamboliyski | 882.12 mi (1,419.64 km) |
| Waldshut-Tiengen to Stara Zagora | 921.25 mi (1,482.61 km) |
| Waldshut-Tiengen to Svilengrad | 968.62 mi (1,558.85 km) |
| Waldshut-Tiengen to Svishtov | 870.96 mi (1,401.67 km) |
| Waldshut-Tiengen to Targovishte | 937.75 mi (1,509.17 km) |
| Waldshut-Tiengen to Teteven | 843.56 mi (1,357.59 km) |
| Waldshut-Tiengen to Troyan | 864.75 mi (1,391.68 km) |
| Waldshut-Tiengen to Tryavna | 900.41 mi (1,449.07 km) |
| Waldshut-Tiengen to Tutrakan | 917.13 mi (1,475.98 km) |
| Waldshut-Tiengen to Varna | 999.63 mi (1,608.75 km) |
