| Iona to Dormagen | 4,762.89 mi (7,665.13 km) |
| Iona to Dornstadt | 4,951.78 mi (7,969.13 km) |
| Iona to Dorsten | 4,758.02 mi (7,657.29 km) |
| Iona to Dortmund | 4,781.52 mi (7,695.11 km) |
| Iona to Dorverden | 4,825.70 mi (7,766.21 km) |
| Iona to Dossenheim | 4,875.29 mi (7,846.02 km) |
| Iona to Dreieich | 4,864.50 mi (7,828.66 km) |
| Iona to Drensteinfurt | 4,787.12 mi (7,704.13 km) |
| Iona to Dresden | 5,048.12 mi (8,124.17 km) |
| Iona to Drochtersen | 4,813.91 mi (7,747.23 km) |
| Iona to Drolshagen | 4,803.70 mi (7,730.81 km) |
| Iona to Duderstadt | 4,895.92 mi (7,879.22 km) |
| Iona to Duisburg | 4,754.10 mi (7,650.98 km) |
| Iona to Dulmen | 4,767.55 mi (7,672.62 km) |
| Iona to Duren | 4,754.85 mi (7,652.19 km) |
