| Haar to Olivenza | 1,142.82 mi (1,839.20 km) |
| Haar to Olot | 607.63 mi (977.88 km) |
| Haar to Onate | 767.17 mi (1,234.64 km) |
| Haar to Onda | 817.55 mi (1,315.73 km) |
| Haar to Onteniente | 888.90 mi (1,430.55 km) |
| Haar to Orihuela | 939.96 mi (1,512.72 km) |
| Haar to Osuna | 1,133.53 mi (1,824.25 km) |
| Haar to Ourense | 1,029.89 mi (1,657.44 km) |
| Haar to Oviedo | 906.32 mi (1,458.58 km) |
| Haar to Paiporta | 850.53 mi (1,368.79 km) |
| Haar to Pajara | 1,938.88 mi (3,120.32 km) |
| Haar to Palafolls | 624.34 mi (1,004.77 km) |
| Haar to Palafrugell | 597.41 mi (961.44 km) |
| Haar to Palamos | 602.29 mi (969.29 km) |
| Haar to Palencia | 895.80 mi (1,441.66 km) |
