| Krems an der Donau to Olivenza | 1,313.97 mi (2,114.64 km) |
| Krems an der Donau to Olot | 768.17 mi (1,236.24 km) |
| Krems an der Donau to Onate | 943.09 mi (1,517.76 km) |
| Krems an der Donau to Onda | 976.71 mi (1,571.86 km) |
| Krems an der Donau to Onteniente | 1,044.11 mi (1,680.33 km) |
| Krems an der Donau to Orihuela | 1,093.24 mi (1,759.40 km) |
| Krems an der Donau to Osuna | 1,296.56 mi (2,086.62 km) |
| Krems an der Donau to Ourense | 1,208.68 mi (1,945.19 km) |
| Krems an der Donau to Oviedo | 1,085.39 mi (1,746.77 km) |
| Krems an der Donau to Paiporta | 1,007.77 mi (1,621.85 km) |
| Krems an der Donau to Pajara | 2,100.73 mi (3,380.79 km) |
| Krems an der Donau to Palafolls | 780.53 mi (1,256.14 km) |
| Krems an der Donau to Palafrugell | 753.24 mi (1,212.22 km) |
| Krems an der Donau to Palamos | 757.81 mi (1,219.57 km) |
| Krems an der Donau to Palencia | 1,071.59 mi (1,724.55 km) |
