| Sunne to Smolyan | 1,354.13 mi (2,179.26 km) |
| Sunne to Sofia | 1,259.82 mi (2,027.48 km) |
| Sunne to Sopot | 1,284.82 mi (2,067.72 km) |
| Sunne to Sozopol | 1,352.21 mi (2,176.17 km) |
| Sunne to Sredets | 1,347.00 mi (2,167.79 km) |
| Sunne to Stamboliyski | 1,315.31 mi (2,116.79 km) |
| Sunne to Stara Zagora | 1,313.91 mi (2,114.53 km) |
| Sunne to Svilengrad | 1,366.75 mi (2,199.57 km) |
| Sunne to Svishtov | 1,231.87 mi (1,982.50 km) |
| Sunne to Targovishte | 1,277.68 mi (2,056.23 km) |
| Sunne to Teteven | 1,259.63 mi (2,027.19 km) |
| Sunne to Troyan | 1,269.00 mi (2,042.26 km) |
| Sunne to Tryavna | 1,283.13 mi (2,064.99 km) |
| Sunne to Tutrakan | 1,227.10 mi (1,974.83 km) |
| Sunne to Varna | 1,305.48 mi (2,100.96 km) |
