| Cities | Distance |
|---|---|
| Trieste to Smolyan | 613.97 mi (988.10 km) |
| Trieste to Sofia | 515.29 mi (829.29 km) |
| Trieste to Sopot | 581.86 mi (936.42 km) |
| Trieste to Sozopol | 725.99 mi (1,168.38 km) |
| Trieste to Sredets | 704.32 mi (1,133.49 km) |
| Trieste to Stamboliyski | 587.80 mi (945.97 km) |
| Trieste to Stara Zagora | 629.75 mi (1,013.48 km) |
| Trieste to Svilengrad | 675.37 mi (1,086.90 km) |
| Trieste to Svishtov | 585.85 mi (942.84 km) |
| Trieste to Targovishte | 652.57 mi (1,050.22 km) |
| Trieste to Teteven | 551.96 mi (888.30 km) |
| Trieste to Troyan | 573.78 mi (923.41 km) |
| Trieste to Tryavna | 610.79 mi (982.97 km) |
| Trieste to Tutrakan | 638.18 mi (1,027.05 km) |
| Trieste to Varna | 716.86 mi (1,153.68 km) |