| Heerde to Smolyan | 1,147.08 mi (1,846.04 km) |
| Heerde to Sofia | 1,042.80 mi (1,678.23 km) |
| Heerde to Sopot | 1,096.20 mi (1,764.16 km) |
| Heerde to Sozopol | 1,216.97 mi (1,958.52 km) |
| Heerde to Sredets | 1,201.16 mi (1,933.08 km) |
| Heerde to Stamboliyski | 1,113.65 mi (1,792.25 km) |
| Heerde to Stara Zagora | 1,139.53 mi (1,833.90 km) |
| Heerde to Svilengrad | 1,191.89 mi (1,918.16 km) |
| Heerde to Svishtov | 1,073.12 mi (1,727.02 km) |
| Heerde to Targovishte | 1,136.45 mi (1,828.94 km) |
| Heerde to Teteven | 1,065.78 mi (1,715.21 km) |
| Heerde to Troyan | 1,083.78 mi (1,744.18 km) |
| Heerde to Tryavna | 1,113.41 mi (1,791.87 km) |
| Heerde to Tutrakan | 1,102.34 mi (1,774.05 km) |
| Heerde to Varna | 1,189.11 mi (1,913.69 km) |
