| Dayton to Dormagen | 4,193.92 mi (6,749.46 km) |
| Dayton to Dornstadt | 4,405.15 mi (7,089.40 km) |
| Dayton to Dorsten | 4,181.29 mi (6,729.13 km) |
| Dayton to Dortmund | 4,204.98 mi (6,767.26 km) |
| Dayton to Dorverden | 4,226.49 mi (6,801.89 km) |
| Dayton to Dossenheim | 4,321.06 mi (6,954.07 km) |
| Dayton to Dreieich | 4,303.10 mi (6,925.17 km) |
| Dayton to Drensteinfurt | 4,206.11 mi (6,769.08 km) |
| Dayton to Dresden | 4,454.95 mi (7,169.55 km) |
| Dayton to Drochtersen | 4,203.71 mi (6,765.21 km) |
| Dayton to Drolshagen | 4,232.36 mi (6,811.33 km) |
| Dayton to Duderstadt | 4,309.86 mi (6,936.05 km) |
| Dayton to Duisburg | 4,180.95 mi (6,728.59 km) |
| Dayton to Dulmen | 4,187.58 mi (6,739.27 km) |
| Dayton to Duren | 4,190.92 mi (6,744.64 km) |
