| Kayapinar to Smolyan | 858.97 mi (1,382.39 km) |
| Kayapinar to Sofia | 945.09 mi (1,520.98 km) |
| Kayapinar to Sopot | 874.71 mi (1,407.71 km) |
| Kayapinar to Sozopol | 727.32 mi (1,170.51 km) |
| Kayapinar to Sredets | 749.65 mi (1,206.45 km) |
| Kayapinar to Stamboliyski | 875.90 mi (1,409.62 km) |
| Kayapinar to Stara Zagora | 826.52 mi (1,330.15 km) |
| Kayapinar to Svilengrad | 786.64 mi (1,265.97 km) |
| Kayapinar to Svishtov | 868.13 mi (1,397.12 km) |
| Kayapinar to Targovishte | 801.27 mi (1,289.51 km) |
| Kayapinar to Teteven | 903.50 mi (1,454.04 km) |
| Kayapinar to Troyan | 881.07 mi (1,417.94 km) |
| Kayapinar to Tryavna | 843.04 mi (1,356.75 km) |
| Kayapinar to Tutrakan | 822.61 mi (1,323.87 km) |
| Kayapinar to Varna | 739.01 mi (1,189.33 km) |
