| Suffolk to Smolyan | 5,100.38 mi (8,208.27 km) |
| Suffolk to Sofia | 4,998.82 mi (8,044.83 km) |
| Suffolk to Sopot | 5,060.27 mi (8,143.72 km) |
| Suffolk to Sozopol | 5,191.69 mi (8,355.21 km) |
| Suffolk to Sredets | 5,173.88 mi (8,326.55 km) |
| Suffolk to Stamboliyski | 5,071.59 mi (8,161.93 km) |
| Suffolk to Stara Zagora | 5,106.37 mi (8,217.90 km) |
| Suffolk to Svilengrad | 5,156.10 mi (8,297.95 km) |
| Suffolk to Svishtov | 5,046.91 mi (8,122.21 km) |
| Suffolk to Targovishte | 5,112.05 mi (8,227.05 km) |
| Suffolk to Teteven | 5,029.64 mi (8,094.42 km) |
| Suffolk to Troyan | 5,049.69 mi (8,126.69 km) |
| Suffolk to Tryavna | 5,082.84 mi (8,180.04 km) |
| Suffolk to Tutrakan | 5,081.22 mi (8,177.43 km) |
| Suffolk to Varna | 5,167.65 mi (8,316.53 km) |
