| Portalegre to Dormagen | 1,065.26 mi (1,714.37 km) |
| Portalegre to Dornstadt | 1,066.84 mi (1,716.91 km) |
| Portalegre to Dorsten | 1,097.06 mi (1,765.55 km) |
| Portalegre to Dortmund | 1,105.46 mi (1,779.07 km) |
| Portalegre to Dorverden | 1,223.16 mi (1,968.49 km) |
| Portalegre to Dossenheim | 1,054.93 mi (1,697.75 km) |
| Portalegre to Dreieich | 1,078.45 mi (1,735.60 km) |
| Portalegre to Drensteinfurt | 1,127.18 mi (1,814.02 km) |
| Portalegre to Dresden | 1,302.95 mi (2,096.90 km) |
| Portalegre to Drochtersen | 1,268.41 mi (2,041.31 km) |
| Portalegre to Drolshagen | 1,092.22 mi (1,757.76 km) |
| Portalegre to Duderstadt | 1,196.14 mi (1,924.99 km) |
| Portalegre to Duisburg | 1,079.90 mi (1,737.93 km) |
| Portalegre to Dulmen | 1,114.90 mi (1,794.26 km) |
| Portalegre to Duren | 1,040.40 mi (1,674.36 km) |
