| Forest Hills to Smolyan | 5,163.38 mi (8,309.65 km) |
| Forest Hills to Sofia | 5,059.28 mi (8,142.12 km) |
| Forest Hills to Sopot | 5,113.54 mi (8,229.45 km) |
| Forest Hills to Sozopol | 5,230.77 mi (8,418.11 km) |
| Forest Hills to Sredets | 5,216.32 mi (8,394.86 km) |
| Forest Hills to Stamboliyski | 5,130.62 mi (8,256.94 km) |
| Forest Hills to Stara Zagora | 5,156.65 mi (8,298.82 km) |
| Forest Hills to Svilengrad | 5,209.18 mi (8,383.37 km) |
| Forest Hills to Svishtov | 5,088.33 mi (8,188.88 km) |
| Forest Hills to Targovishte | 5,150.05 mi (8,288.20 km) |
| Forest Hills to Teteven | 5,083.13 mi (8,180.50 km) |
| Forest Hills to Troyan | 5,101.06 mi (8,209.36 km) |
| Forest Hills to Tryavna | 5,130.11 mi (8,256.12 km) |
| Forest Hills to Tutrakan | 5,112.00 mi (8,226.96 km) |
| Forest Hills to Varna | 5,198.62 mi (8,366.37 km) |
