| Downey to Smolyan | 6,710.38 mi (10,799.32 km) |
| Downey to Sofia | 6,608.17 mi (10,634.82 km) |
| Downey to Sopot | 6,648.04 mi (10,698.98 km) |
| Downey to Sozopol | 6,735.24 mi (10,839.33 km) |
| Downey to Sredets | 6,727.24 mi (10,826.44 km) |
| Downey to Stamboliyski | 6,673.26 mi (10,739.58 km) |
| Downey to Stara Zagora | 6,683.86 mi (10,756.63 km) |
| Downey to Svilengrad | 6,737.83 mi (10,843.49 km) |
| Downey to Svishtov | 6,605.31 mi (10,630.22 km) |
| Downey to Targovishte | 6,657.68 mi (10,714.49 km) |
| Downey to Teteven | 6,619.74 mi (10,653.44 km) |
| Downey to Troyan | 6,633.26 mi (10,675.20 km) |
| Downey to Tryavna | 6,654.05 mi (10,708.66 km) |
| Downey to Tutrakan | 6,610.04 mi (10,637.83 km) |
| Downey to Varna | 6,691.55 mi (10,769.01 km) |
