| Aire-sur-la-Lys to Smolyan | 1,230.92 mi (1,980.98 km) |
| Aire-sur-la-Lys to Sofia | 1,128.36 mi (1,815.92 km) |
| Aire-sur-la-Lys to Sopot | 1,188.87 mi (1,913.30 km) |
| Aire-sur-la-Lys to Sozopol | 1,321.48 mi (2,126.71 km) |
| Aire-sur-la-Lys to Sredets | 1,303.02 mi (2,097.01 km) |
| Aire-sur-la-Lys to Stamboliyski | 1,200.98 mi (1,932.80 km) |
| Aire-sur-la-Lys to Stara Zagora | 1,234.90 mi (1,987.38 km) |
| Aire-sur-la-Lys to Svilengrad | 1,284.77 mi (2,067.64 km) |
| Aire-sur-la-Lys to Svishtov | 1,176.74 mi (1,893.78 km) |
| Aire-sur-la-Lys to Targovishte | 1,242.54 mi (1,999.67 km) |
| Aire-sur-la-Lys to Teteven | 1,158.22 mi (1,863.97 km) |
| Aire-sur-la-Lys to Troyan | 1,178.22 mi (1,896.16 km) |
| Aire-sur-la-Lys to Tryavna | 1,211.53 mi (1,949.77 km) |
| Aire-sur-la-Lys to Tutrakan | 1,214.97 mi (1,955.31 km) |
| Aire-sur-la-Lys to Varna | 1,300.44 mi (2,092.86 km) |
