| Helleland to Smolyan | 1,449.26 mi (2,332.36 km) |
| Helleland to Sofia | 1,348.22 mi (2,169.75 km) |
| Helleland to Sopot | 1,385.83 mi (2,230.28 km) |
| Helleland to Sozopol | 1,476.48 mi (2,376.16 km) |
| Helleland to Sredets | 1,466.97 mi (2,360.85 km) |
| Helleland to Stamboliyski | 1,411.72 mi (2,271.95 km) |
| Helleland to Stara Zagora | 1,421.55 mi (2,287.77 km) |
| Helleland to Svilengrad | 1,475.53 mi (2,374.64 km) |
| Helleland to Svishtov | 1,343.52 mi (2,162.19 km) |
| Helleland to Targovishte | 1,397.64 mi (2,249.29 km) |
| Helleland to Teteven | 1,357.76 mi (2,185.11 km) |
| Helleland to Troyan | 1,370.97 mi (2,206.37 km) |
| Helleland to Tryavna | 1,391.84 mi (2,239.94 km) |
| Helleland to Tutrakan | 1,352.05 mi (2,175.91 km) |
| Helleland to Varna | 1,435.89 mi (2,310.83 km) |
