| New London to Smolyan | 4,709.56 mi (7,579.30 km) |
| New London to Sofia | 4,607.40 mi (7,414.90 km) |
| New London to Sopot | 4,667.86 mi (7,512.20 km) |
| New London to Sozopol | 4,797.47 mi (7,720.78 km) |
| New London to Sredets | 4,780.09 mi (7,692.82 km) |
| New London to Stamboliyski | 4,680.08 mi (7,531.86 km) |
| New London to Stara Zagora | 4,713.59 mi (7,585.80 km) |
| New London to Svilengrad | 4,763.84 mi (7,666.65 km) |
| New London to Svishtov | 4,652.77 mi (7,487.91 km) |
| New London to Targovishte | 4,717.55 mi (7,592.17 km) |
| New London to Teteven | 4,637.20 mi (7,462.86 km) |
| New London to Troyan | 4,656.98 mi (7,494.68 km) |
| New London to Tryavna | 4,689.59 mi (7,547.17 km) |
| New London to Tutrakan | 4,685.73 mi (7,540.95 km) |
| New London to Varna | 4,772.32 mi (7,680.31 km) |
