| Basse-Goulaine to Smolyan | 1,341.78 mi (2,159.39 km) |
| Basse-Goulaine to Sofia | 1,245.99 mi (2,005.22 km) |
| Basse-Goulaine to Sopot | 1,313.74 mi (2,114.27 km) |
| Basse-Goulaine to Sozopol | 1,458.27 mi (2,346.85 km) |
| Basse-Goulaine to Sredets | 1,436.65 mi (2,312.06 km) |
| Basse-Goulaine to Stamboliyski | 1,317.93 mi (2,121.00 km) |
| Basse-Goulaine to Stara Zagora | 1,361.76 mi (2,191.54 km) |
| Basse-Goulaine to Svilengrad | 1,406.33 mi (2,263.28 km) |
| Basse-Goulaine to Svishtov | 1,317.29 mi (2,119.97 km) |
| Basse-Goulaine to Targovishte | 1,384.13 mi (2,227.54 km) |
| Basse-Goulaine to Teteven | 1,284.04 mi (2,066.46 km) |
| Basse-Goulaine to Troyan | 1,305.99 mi (2,101.78 km) |
| Basse-Goulaine to Tryavna | 1,343.12 mi (2,161.54 km) |
| Basse-Goulaine to Tutrakan | 1,366.65 mi (2,199.41 km) |
| Basse-Goulaine to Varna | 1,447.54 mi (2,329.58 km) |
