| Gouvieux to Smolyan | 1,196.20 mi (1,925.10 km) |
| Gouvieux to Sofia | 1,095.55 mi (1,763.12 km) |
| Gouvieux to Sopot | 1,159.17 mi (1,865.50 km) |
| Gouvieux to Sozopol | 1,297.08 mi (2,087.45 km) |
| Gouvieux to Sredets | 1,277.29 mi (2,055.61 km) |
| Gouvieux to Stamboliyski | 1,168.35 mi (1,880.27 km) |
| Gouvieux to Stara Zagora | 1,206.21 mi (1,941.20 km) |
| Gouvieux to Svilengrad | 1,254.31 mi (2,018.62 km) |
| Gouvieux to Svishtov | 1,153.14 mi (1,855.80 km) |
| Gouvieux to Targovishte | 1,219.70 mi (1,962.91 km) |
| Gouvieux to Teteven | 1,128.71 mi (1,816.48 km) |
| Gouvieux to Troyan | 1,149.57 mi (1,850.06 km) |
| Gouvieux to Tryavna | 1,184.56 mi (1,906.36 km) |
| Gouvieux to Tutrakan | 1,196.14 mi (1,925.01 km) |
| Gouvieux to Varna | 1,280.11 mi (2,060.13 km) |
