| Davenport to Smolyan | 5,417.12 mi (8,718.01 km) |
| Davenport to Sofia | 5,312.87 mi (8,550.24 km) |
| Davenport to Sopot | 5,365.64 mi (8,635.17 km) |
| Davenport to Sozopol | 5,479.78 mi (8,818.86 km) |
| Davenport to Sredets | 5,466.04 mi (8,796.74 km) |
| Davenport to Stamboliyski | 5,383.74 mi (8,664.29 km) |
| Davenport to Stara Zagora | 5,408.06 mi (8,703.43 km) |
| Davenport to Svilengrad | 5,460.96 mi (8,788.56 km) |
| Davenport to Svishtov | 5,338.27 mi (8,591.11 km) |
| Davenport to Targovishte | 5,399.11 mi (8,689.03 km) |
| Davenport to Teteven | 5,335.37 mi (8,586.44 km) |
| Davenport to Troyan | 5,352.85 mi (8,614.57 km) |
| Davenport to Tryavna | 5,381.04 mi (8,659.94 km) |
| Davenport to Tutrakan | 5,359.76 mi (8,625.70 km) |
| Davenport to Varna | 5,446.13 mi (8,764.70 km) |
