| Donauworth to Olivenza | 1,125.95 mi (1,812.04 km) |
| Donauworth to Olot | 603.55 mi (971.32 km) |
| Donauworth to Onate | 745.21 mi (1,199.29 km) |
| Donauworth to Onda | 812.88 mi (1,308.20 km) |
| Donauworth to Onteniente | 886.73 mi (1,427.05 km) |
| Donauworth to Orihuela | 938.85 mi (1,510.94 km) |
| Donauworth to Osuna | 1,124.37 mi (1,809.50 km) |
| Donauworth to Ourense | 1,001.28 mi (1,611.41 km) |
| Donauworth to Oviedo | 877.15 mi (1,411.64 km) |
| Donauworth to Paiporta | 847.10 mi (1,363.27 km) |
| Donauworth to Pajara | 1,929.16 mi (3,104.69 km) |
| Donauworth to Palafolls | 623.49 mi (1,003.41 km) |
| Donauworth to Palafrugell | 597.14 mi (961.00 km) |
| Donauworth to Palamos | 602.18 mi (969.12 km) |
| Donauworth to Palencia | 873.59 mi (1,405.91 km) |
