| Alfortville to Smolyan | 1,188.11 mi (1,912.09 km) |
| Alfortville to Sofia | 1,088.10 mi (1,751.13 km) |
| Alfortville to Sopot | 1,152.49 mi (1,854.76 km) |
| Alfortville to Sozopol | 1,291.69 mi (2,078.78 km) |
| Alfortville to Sredets | 1,271.57 mi (2,046.39 km) |
| Alfortville to Stamboliyski | 1,160.86 mi (1,868.23 km) |
| Alfortville to Stara Zagora | 1,199.75 mi (1,930.82 km) |
| Alfortville to Svilengrad | 1,247.32 mi (2,007.37 km) |
| Alfortville to Svishtov | 1,148.13 mi (1,847.73 km) |
| Alfortville to Targovishte | 1,214.81 mi (1,955.04 km) |
| Alfortville to Teteven | 1,122.12 mi (1,805.87 km) |
| Alfortville to Troyan | 1,143.20 mi (1,839.80 km) |
| Alfortville to Tryavna | 1,178.59 mi (1,896.75 km) |
| Alfortville to Tutrakan | 1,192.36 mi (1,918.92 km) |
| Alfortville to Varna | 1,275.83 mi (2,053.25 km) |
