| Ahaus to Smolyan | 1,101.48 mi (1,772.67 km) |
| Ahaus to Sofia | 997.20 mi (1,604.84 km) |
| Ahaus to Sopot | 1,050.46 mi (1,690.55 km) |
| Ahaus to Sozopol | 1,171.23 mi (1,884.92 km) |
| Ahaus to Sredets | 1,155.40 mi (1,859.44 km) |
| Ahaus to Stamboliyski | 1,067.99 mi (1,718.77 km) |
| Ahaus to Stara Zagora | 1,093.77 mi (1,760.25 km) |
| Ahaus to Svilengrad | 1,146.14 mi (1,844.54 km) |
| Ahaus to Svishtov | 1,027.37 mi (1,653.39 km) |
| Ahaus to Targovishte | 1,090.73 mi (1,755.36 km) |
| Ahaus to Teteven | 1,020.05 mi (1,641.62 km) |
| Ahaus to Troyan | 1,038.03 mi (1,670.55 km) |
| Ahaus to Tryavna | 1,067.64 mi (1,718.20 km) |
| Ahaus to Tutrakan | 1,056.74 mi (1,700.66 km) |
| Ahaus to Varna | 1,143.50 mi (1,840.29 km) |
