| Aldenham to Olivares | 1,024.66 mi (1,649.03 km) |
| Aldenham to Olivenza | 954.53 mi (1,536.17 km) |
| Aldenham to Olot | 669.15 mi (1,076.90 km) |
| Aldenham to Onate | 604.58 mi (972.98 km) |
| Aldenham to Onda | 809.08 mi (1,302.09 km) |
| Aldenham to Onteniente | 887.94 mi (1,429.00 km) |
| Aldenham to Orihuela | 939.19 mi (1,511.48 km) |
| Aldenham to Osuna | 1,024.16 mi (1,648.23 km) |
| Aldenham to Ourense | 734.80 mi (1,182.54 km) |
| Aldenham to Oviedo | 628.44 mi (1,011.37 km) |
| Aldenham to Paiporta | 846.02 mi (1,361.54 km) |
| Aldenham to Pajara | 1,761.17 mi (2,834.34 km) |
| Aldenham to Palafolls | 706.48 mi (1,136.97 km) |
| Aldenham to Palafrugell | 694.02 mi (1,116.91 km) |
| Aldenham to Palamos | 698.47 mi (1,124.07 km) |
