| Kendall West to Smolyan | 5,774.56 mi (9,293.26 km) |
| Kendall West to Sofia | 5,676.10 mi (9,134.81 km) |
| Kendall West to Sopot | 5,741.20 mi (9,239.57 km) |
| Kendall West to Sozopol | 5,879.54 mi (9,462.21 km) |
| Kendall West to Sredets | 5,859.92 mi (9,430.63 km) |
| Kendall West to Stamboliyski | 5,748.71 mi (9,251.66 km) |
| Kendall West to Stara Zagora | 5,788.51 mi (9,315.70 km) |
| Kendall West to Svilengrad | 5,835.79 mi (9,391.80 km) |
| Kendall West to Svishtov | 5,735.29 mi (9,230.07 km) |
| Kendall West to Targovishte | 5,801.62 mi (9,336.81 km) |
| Kendall West to Teteven | 5,710.86 mi (9,190.74 km) |
| Kendall West to Troyan | 5,731.95 mi (9,224.68 km) |
| Kendall West to Tryavna | 5,767.17 mi (9,281.37 km) |
| Kendall West to Tutrakan | 5,775.48 mi (9,294.74 km) |
| Kendall West to Varna | 5,860.68 mi (9,431.85 km) |
