| Kingsburg to Smolyan | 6,586.60 mi (10,600.10 km) |
| Kingsburg to Sofia | 6,485.26 mi (10,437.01 km) |
| Kingsburg to Sopot | 6,522.78 mi (10,497.40 km) |
| Kingsburg to Sozopol | 6,605.26 mi (10,630.14 km) |
| Kingsburg to Sredets | 6,598.18 mi (10,618.75 km) |
| Kingsburg to Stamboliyski | 6,549.05 mi (10,539.67 km) |
| Kingsburg to Stara Zagora | 6,557.35 mi (10,553.03 km) |
| Kingsburg to Svilengrad | 6,611.20 mi (10,639.70 km) |
| Kingsburg to Svishtov | 6,477.82 mi (10,425.04 km) |
| Kingsburg to Targovishte | 6,528.58 mi (10,506.74 km) |
| Kingsburg to Teteven | 6,494.95 mi (10,452.62 km) |
| Kingsburg to Troyan | 6,507.76 mi (10,473.23 km) |
| Kingsburg to Tryavna | 6,527.25 mi (10,504.59 km) |
| Kingsburg to Tutrakan | 6,479.94 mi (10,428.45 km) |
| Kingsburg to Varna | 6,560.28 mi (10,557.75 km) |
