| Smolyan to Cuevas del Almanzora | 1,442.07 mi (2,320.79 km) |
| Smolyan to Cullera | 1,319.33 mi (2,123.25 km) |
| Smolyan to Culleredo | 1,680.40 mi (2,704.34 km) |
| Smolyan to Cunit | 1,192.34 mi (1,918.88 km) |
| Smolyan to Daganzo de Arriba | 1,462.11 mi (2,353.04 km) |
| Smolyan to Daimiel | 1,494.62 mi (2,405.36 km) |
| Smolyan to Don Benito | 1,612.91 mi (2,595.72 km) |
| Smolyan to Donostia | 1,359.62 mi (2,188.09 km) |
| Smolyan to Dos Hermanas | 1,651.95 mi (2,658.56 km) |
| Smolyan to Durango | 1,393.05 mi (2,241.90 km) |
| Smolyan to Ecija | 1,602.79 mi (2,579.44 km) |
| Smolyan to Ejea de los Caballeros | 1,325.09 mi (2,132.53 km) |
| Smolyan to El Alamo | 1,494.40 mi (2,405.00 km) |
| Smolyan to El Arahal | 1,633.11 mi (2,628.24 km) |
| Smolyan to El Astillero | 1,451.28 mi (2,335.62 km) |
