| Son en Breugel to Smolyan | 1,135.87 mi (1,828.01 km) |
| Son en Breugel to Sofia | 1,031.92 mi (1,660.72 km) |
| Son en Breugel to Sopot | 1,088.16 mi (1,751.22 km) |
| Son en Breugel to Sozopol | 1,213.85 mi (1,953.50 km) |
| Son en Breugel to Sredets | 1,196.96 mi (1,926.32 km) |
| Son en Breugel to Stamboliyski | 1,103.65 mi (1,776.15 km) |
| Son en Breugel to Stara Zagora | 1,132.65 mi (1,822.82 km) |
| Son en Breugel to Svilengrad | 1,184.19 mi (1,905.76 km) |
| Son en Breugel to Svishtov | 1,069.29 mi (1,720.86 km) |
| Son en Breugel to Targovishte | 1,133.78 mi (1,824.64 km) |
| Son en Breugel to Teteven | 1,057.57 mi (1,701.99 km) |
| Son en Breugel to Troyan | 1,076.39 mi (1,732.28 km) |
| Son en Breugel to Tryavna | 1,107.53 mi (1,782.39 km) |
| Son en Breugel to Tutrakan | 1,102.26 mi (1,773.91 km) |
| Son en Breugel to Varna | 1,188.69 mi (1,913.02 km) |
