| Kopavogur to Smolyan | 2,402.29 mi (3,866.11 km) |
| Kopavogur to Sofia | 2,299.05 mi (3,699.96 km) |
| Kopavogur to Sopot | 2,342.81 mi (3,770.38 km) |
| Kopavogur to Sozopol | 2,441.97 mi (3,929.97 km) |
| Kopavogur to Sredets | 2,431.10 mi (3,912.48 km) |
| Kopavogur to Stamboliyski | 2,365.99 mi (3,807.69 km) |
| Kopavogur to Stara Zagora | 2,381.20 mi (3,832.17 km) |
| Kopavogur to Svilengrad | 2,435.13 mi (3,918.96 km) |
| Kopavogur to Svishtov | 2,305.64 mi (3,710.57 km) |
| Kopavogur to Targovishte | 2,362.28 mi (3,801.72 km) |
| Kopavogur to Teteven | 2,313.70 mi (3,723.53 km) |
| Kopavogur to Troyan | 2,328.61 mi (3,747.53 km) |
| Kopavogur to Tryavna | 2,352.26 mi (3,785.60 km) |
| Kopavogur to Tutrakan | 2,318.50 mi (3,731.27 km) |
| Kopavogur to Varna | 2,403.31 mi (3,867.75 km) |
