| Waldshut-Tiengen to Karlovo | 876.66 mi (1,410.84 km) |
| Waldshut-Tiengen to Karnobat | 974.70 mi (1,568.63 km) |
| Waldshut-Tiengen to Kavarna | 1,012.64 mi (1,629.68 km) |
| Waldshut-Tiengen to Kazanlak | 904.01 mi (1,454.86 km) |
| Waldshut-Tiengen to Knezha | 817.00 mi (1,314.83 km) |
| Waldshut-Tiengen to Kostinbrod | 800.36 mi (1,288.06 km) |
| Waldshut-Tiengen to Kozloduy | 792.79 mi (1,275.86 km) |
| Waldshut-Tiengen to Kyustendil | 796.16 mi (1,281.29 km) |
| Waldshut-Tiengen to Levski | 868.44 mi (1,397.62 km) |
| Waldshut-Tiengen to Lom | 769.15 mi (1,237.83 km) |
| Waldshut-Tiengen to Lovech | 856.77 mi (1,378.83 km) |
| Waldshut-Tiengen to Lukovit | 830.00 mi (1,335.76 km) |
| Waldshut-Tiengen to Lyaskovets | 902.91 mi (1,453.10 km) |
| Waldshut-Tiengen to Mezdra | 810.73 mi (1,304.74 km) |
| Waldshut-Tiengen to Momchilgrad | 942.59 mi (1,516.96 km) |
