| Chicopee to Smolyan | 4,694.71 mi (7,555.40 km) |
| Chicopee to Sofia | 4,592.22 mi (7,390.46 km) |
| Chicopee to Sopot | 4,652.02 mi (7,486.70 km) |
| Chicopee to Sozopol | 4,780.35 mi (7,693.23 km) |
| Chicopee to Sredets | 4,763.29 mi (7,665.77 km) |
| Chicopee to Stamboliyski | 4,664.81 mi (7,507.29 km) |
| Chicopee to Stara Zagora | 4,697.50 mi (7,559.89 km) |
| Chicopee to Svilengrad | 4,748.05 mi (7,641.25 km) |
| Chicopee to Svishtov | 4,635.76 mi (7,460.53 km) |
| Chicopee to Targovishte | 4,700.26 mi (7,564.34 km) |
| Chicopee to Teteven | 4,621.36 mi (7,437.36 km) |
| Chicopee to Troyan | 4,640.94 mi (7,468.87 km) |
| Chicopee to Tryavna | 4,673.18 mi (7,520.75 km) |
| Chicopee to Tutrakan | 4,667.71 mi (7,511.95 km) |
| Chicopee to Varna | 4,754.39 mi (7,651.45 km) |
