| Prestwick to Olivares | 1,251.19 mi (2,013.60 km) |
| Prestwick to Olivenza | 1,167.13 mi (1,878.32 km) |
| Prestwick to Olot | 973.71 mi (1,567.03 km) |
| Prestwick to Onate | 866.63 mi (1,394.71 km) |
| Prestwick to Onda | 1,091.57 mi (1,756.72 km) |
| Prestwick to Onteniente | 1,166.81 mi (1,877.80 km) |
| Prestwick to Orihuela | 1,214.94 mi (1,955.25 km) |
| Prestwick to Osuna | 1,262.01 mi (2,031.00 km) |
| Prestwick to Ourense | 920.84 mi (1,481.96 km) |
| Prestwick to Oviedo | 840.28 mi (1,352.29 km) |
| Prestwick to Paiporta | 1,126.83 mi (1,813.46 km) |
| Prestwick to Pajara | 1,933.89 mi (3,112.29 km) |
| Prestwick to Palafolls | 1,011.52 mi (1,627.88 km) |
| Prestwick to Palafrugell | 1,001.45 mi (1,611.68 km) |
| Prestwick to Palamos | 1,005.62 mi (1,618.40 km) |
