| Dayton to Benavente | 3,898.75 mi (6,274.44 km) |
| Dayton to Bombarral | 3,872.39 mi (6,232.01 km) |
| Dayton to Bougado | 3,838.03 mi (6,176.72 km) |
| Dayton to Braga | 3,838.21 mi (6,177.00 km) |
| Dayton to Braganca | 3,907.78 mi (6,288.96 km) |
| Dayton to Cabeceiras de Basto | 3,857.54 mi (6,208.11 km) |
| Dayton to Cacem | 3,880.45 mi (6,244.99 km) |
| Dayton to Cadaval | 3,876.11 mi (6,238.00 km) |
| Dayton to Caldas da Rainha | 3,869.05 mi (6,226.63 km) |
| Dayton to Calheta | 3,679.99 mi (5,922.36 km) |
| Dayton to Camara de Lobos | 3,690.61 mi (5,939.46 km) |
| Dayton to Canico | 3,698.92 mi (5,952.84 km) |
| Dayton to Cantanhede | 3,866.14 mi (6,221.95 km) |
| Dayton to Carregal do Sal | 3,891.55 mi (6,262.84 km) |
| Dayton to Cartaxo | 3,893.85 mi (6,266.55 km) |
