| Springdale to Smolyan | 5,819.69 mi (9,365.89 km) |
| Springdale to Sofia | 5,715.58 mi (9,198.34 km) |
| Springdale to Sopot | 5,769.67 mi (9,285.38 km) |
| Springdale to Sozopol | 5,886.26 mi (9,473.02 km) |
| Springdale to Sredets | 5,871.99 mi (9,450.06 km) |
| Springdale to Stamboliyski | 5,786.88 mi (9,313.09 km) |
| Springdale to Stara Zagora | 5,812.67 mi (9,354.58 km) |
| Springdale to Svilengrad | 5,865.27 mi (9,439.24 km) |
| Springdale to Svishtov | 5,744.04 mi (9,244.14 km) |
| Springdale to Targovishte | 5,805.54 mi (9,343.12 km) |
| Springdale to Teteven | 5,739.27 mi (9,236.47 km) |
| Springdale to Troyan | 5,757.14 mi (9,265.22 km) |
| Springdale to Tryavna | 5,786.04 mi (9,311.73 km) |
| Springdale to Tutrakan | 5,767.11 mi (9,281.26 km) |
| Springdale to Varna | 5,853.66 mi (9,420.55 km) |
