| Cluj-Napoca to Smolyan | 362.38 mi (583.19 km) |
| Cluj-Napoca to Sofia | 281.26 mi (452.64 km) |
| Cluj-Napoca to Sopot | 290.14 mi (466.93 km) |
| Cluj-Napoca to Sozopol | 362.32 mi (583.10 km) |
| Cluj-Napoca to Sredets | 353.22 mi (568.45 km) |
| Cluj-Napoca to Stamboliyski | 323.54 mi (520.69 km) |
| Cluj-Napoca to Stara Zagora | 316.17 mi (508.83 km) |
| Cluj-Napoca to Svilengrad | 368.87 mi (593.64 km) |
| Cluj-Napoca to Svishtov | 234.01 mi (376.61 km) |
| Cluj-Napoca to Targovishte | 283.70 mi (456.57 km) |
| Cluj-Napoca to Teteven | 268.10 mi (431.47 km) |
| Cluj-Napoca to Troyan | 274.00 mi (440.96 km) |
| Cluj-Napoca to Tryavna | 285.33 mi (459.20 km) |
| Cluj-Napoca to Tutrakan | 238.46 mi (383.77 km) |
| Cluj-Napoca to Varna | 323.93 mi (521.32 km) |
