| Donaueschingen to Bombarral | 1,063.94 mi (1,712.25 km) |
| Donaueschingen to Bougado | 952.27 mi (1,532.53 km) |
| Donaueschingen to Braga | 938.04 mi (1,509.63 km) |
| Donaueschingen to Braganca | 857.27 mi (1,379.64 km) |
| Donaueschingen to Cabeceiras de Basto | 921.43 mi (1,482.90 km) |
| Donaueschingen to Cacem | 1,092.57 mi (1,758.33 km) |
| Donaueschingen to Cadaval | 1,063.23 mi (1,711.10 km) |
| Donaueschingen to Caldas da Rainha | 1,056.98 mi (1,701.04 km) |
| Donaueschingen to Calheta | 1,699.21 mi (2,734.62 km) |
| Donaueschingen to Camara de Lobos | 1,693.13 mi (2,724.83 km) |
| Donaueschingen to Canico | 1,690.67 mi (2,720.87 km) |
| Donaueschingen to Cantanhede | 994.02 mi (1,599.71 km) |
| Donaueschingen to Carregal do Sal | 965.62 mi (1,554.02 km) |
| Donaueschingen to Cartaxo | 1,054.09 mi (1,696.39 km) |
| Donaueschingen to Cascais | 1,100.18 mi (1,770.57 km) |
