| Libertyville to Smolyan | 5,286.13 mi (8,507.20 km) |
| Libertyville to Sofia | 5,181.95 mi (8,339.54 km) |
| Libertyville to Sopot | 5,235.51 mi (8,425.75 km) |
| Libertyville to Sozopol | 5,351.30 mi (8,612.09 km) |
| Libertyville to Sredets | 5,337.18 mi (8,589.37 km) |
| Libertyville to Stamboliyski | 5,253.08 mi (8,454.01 km) |
| Libertyville to Stara Zagora | 5,278.30 mi (8,494.60 km) |
| Libertyville to Svilengrad | 5,331.01 mi (8,579.44 km) |
| Libertyville to Svishtov | 5,209.28 mi (8,383.53 km) |
| Libertyville to Targovishte | 5,270.59 mi (8,482.20 km) |
| Libertyville to Teteven | 5,205.16 mi (8,376.90 km) |
| Libertyville to Troyan | 5,222.88 mi (8,405.42 km) |
| Libertyville to Tryavna | 5,251.53 mi (8,451.53 km) |
| Libertyville to Tutrakan | 5,231.92 mi (8,419.96 km) |
| Libertyville to Varna | 5,318.44 mi (8,559.20 km) |
