| Whitburn to Olivares | 1,279.59 mi (2,059.31 km) |
| Whitburn to Olivenza | 1,197.14 mi (1,926.61 km) |
| Whitburn to Olot | 984.78 mi (1,584.85 km) |
| Whitburn to Onate | 888.18 mi (1,429.39 km) |
| Whitburn to Onda | 1,109.59 mi (1,785.72 km) |
| Whitburn to Onteniente | 1,185.85 mi (1,908.43 km) |
| Whitburn to Orihuela | 1,234.77 mi (1,987.17 km) |
| Whitburn to Osuna | 1,288.81 mi (2,074.14 km) |
| Whitburn to Ourense | 953.00 mi (1,533.70 km) |
| Whitburn to Oviedo | 869.09 mi (1,398.66 km) |
| Whitburn to Paiporta | 1,145.33 mi (1,843.23 km) |
| Whitburn to Pajara | 1,969.47 mi (3,169.56 km) |
| Whitburn to Palafolls | 1,022.44 mi (1,645.46 km) |
| Whitburn to Palafrugell | 1,011.29 mi (1,627.52 km) |
| Whitburn to Palamos | 1,015.60 mi (1,634.45 km) |
