| Herriman to Smolyan | 6,151.74 mi (9,900.27 km) |
| Herriman to Sofia | 6,049.16 mi (9,735.18 km) |
| Herriman to Sopot | 6,090.19 mi (9,801.21 km) |
| Herriman to Sozopol | 6,180.16 mi (9,946.01 km) |
| Herriman to Sredets | 6,171.56 mi (9,932.16 km) |
| Herriman to Stamboliyski | 6,114.86 mi (9,840.91 km) |
| Herriman to Stara Zagora | 6,126.68 mi (9,859.94 km) |
| Herriman to Svilengrad | 6,180.68 mi (9,946.84 km) |
| Herriman to Svishtov | 6,048.75 mi (9,734.52 km) |
| Herriman to Targovishte | 6,102.07 mi (9,820.34 km) |
| Herriman to Teteven | 6,061.65 mi (9,755.29 km) |
| Herriman to Troyan | 6,075.55 mi (9,777.65 km) |
| Herriman to Tryavna | 6,097.05 mi (9,812.26 km) |
| Herriman to Tutrakan | 6,055.14 mi (9,744.81 km) |
| Herriman to Varna | 6,137.39 mi (9,877.18 km) |
