| Foix to Smolyan | 1,180.74 mi (1,900.22 km) |
| Foix to Sofia | 1,097.77 mi (1,766.69 km) |
| Foix to Sopot | 1,169.60 mi (1,882.29 km) |
| Foix to Sozopol | 1,320.35 mi (2,124.89 km) |
| Foix to Sredets | 1,296.11 mi (2,085.88 km) |
| Foix to Stamboliyski | 1,164.77 mi (1,874.51 km) |
| Foix to Stara Zagora | 1,217.25 mi (1,958.98 km) |
| Foix to Svilengrad | 1,253.72 mi (2,017.66 km) |
| Foix to Svishtov | 1,190.86 mi (1,916.50 km) |
| Foix to Targovishte | 1,255.33 mi (2,020.26 km) |
| Foix to Teteven | 1,142.65 mi (1,838.91 km) |
| Foix to Troyan | 1,165.52 mi (1,875.73 km) |
| Foix to Tryavna | 1,204.93 mi (1,939.14 km) |
| Foix to Tutrakan | 1,250.72 mi (2,012.83 km) |
| Foix to Varna | 1,322.12 mi (2,127.74 km) |
