| Santaquin to Smolyan | 6,176.47 mi (9,940.06 km) |
| Santaquin to Sofia | 6,073.75 mi (9,774.75 km) |
| Santaquin to Sopot | 6,115.20 mi (9,841.47 km) |
| Santaquin to Sozopol | 6,206.03 mi (9,987.65 km) |
| Santaquin to Sredets | 6,197.26 mi (9,973.52 km) |
| Santaquin to Stamboliyski | 6,139.67 mi (9,880.85 km) |
| Santaquin to Stara Zagora | 6,151.92 mi (9,900.56 km) |
| Santaquin to Svilengrad | 6,205.92 mi (9,987.47 km) |
| Santaquin to Svishtov | 6,074.20 mi (9,775.48 km) |
| Santaquin to Targovishte | 6,127.80 mi (9,861.75 km) |
| Santaquin to Teteven | 6,086.59 mi (9,795.42 km) |
| Santaquin to Troyan | 6,100.62 mi (9,817.99 km) |
| Santaquin to Tryavna | 6,122.36 mi (9,852.98 km) |
| Santaquin to Tutrakan | 6,081.08 mi (9,786.55 km) |
| Santaquin to Varna | 6,163.52 mi (9,919.22 km) |
