| Brockton to Smolyan | 4,634.79 mi (7,458.97 km) |
| Brockton to Sofia | 4,532.59 mi (7,294.50 km) |
| Brockton to Sopot | 4,592.98 mi (7,391.69 km) |
| Brockton to Sozopol | 4,722.47 mi (7,600.08 km) |
| Brockton to Sredets | 4,705.12 mi (7,572.16 km) |
| Brockton to Stamboliyski | 4,605.26 mi (7,411.45 km) |
| Brockton to Stara Zagora | 4,638.68 mi (7,465.24 km) |
| Brockton to Svilengrad | 4,688.96 mi (7,546.15 km) |
| Brockton to Svishtov | 4,577.78 mi (7,367.22 km) |
| Brockton to Targovishte | 4,642.54 mi (7,471.44 km) |
| Brockton to Teteven | 4,562.32 mi (7,342.34 km) |
| Brockton to Troyan | 4,582.07 mi (7,374.13 km) |
| Brockton to Tryavna | 4,614.65 mi (7,426.56 km) |
| Brockton to Tutrakan | 4,610.66 mi (7,420.14 km) |
| Brockton to Varna | 4,697.26 mi (7,559.51 km) |
