| Klagenfurt to Sofia | 519.31 mi (835.75 km) |
| Klagenfurt to Sopot | 581.67 mi (936.10 km) |
| Klagenfurt to Sozopol | 719.93 mi (1,158.62 km) |
| Klagenfurt to Sredets | 699.80 mi (1,126.21 km) |
| Klagenfurt to Stamboliyski | 592.06 mi (952.83 km) |
| Klagenfurt to Stara Zagora | 628.56 mi (1,011.57 km) |
| Klagenfurt to Svilengrad | 677.08 mi (1,089.66 km) |
| Klagenfurt to Svishtov | 576.64 mi (928.01 km) |
| Klagenfurt to Targovishte | 643.42 mi (1,035.48 km) |
| Klagenfurt to Teteven | 551.15 mi (886.99 km) |
| Klagenfurt to Troyan | 571.91 mi (920.40 km) |
| Klagenfurt to Tryavna | 606.91 mi (976.73 km) |
| Klagenfurt to Tutrakan | 623.21 mi (1,002.97 km) |
| Klagenfurt to Varna | 705.33 mi (1,135.11 km) |
| Klagenfurt to Veliki Preslav | 656.52 mi (1,056.56 km) |
