| Encinitas to Olivares | 5,855.33 mi (9,423.25 km) |
| Encinitas to Olivenza | 5,760.62 mi (9,270.83 km) |
| Encinitas to Olot | 5,988.69 mi (9,637.86 km) |
| Encinitas to Onate | 5,763.16 mi (9,274.91 km) |
| Encinitas to Onda | 5,986.13 mi (9,633.75 km) |
| Encinitas to Onteniente | 6,024.59 mi (9,695.65 km) |
| Encinitas to Orihuela | 6,044.39 mi (9,727.51 km) |
| Encinitas to Osuna | 5,908.34 mi (9,508.56 km) |
| Encinitas to Ourense | 5,576.22 mi (8,974.07 km) |
| Encinitas to Oviedo | 5,614.68 mi (9,035.95 km) |
| Encinitas to Paiporta | 6,004.48 mi (9,663.28 km) |
| Encinitas to Pajara | 5,857.62 mi (9,426.93 km) |
| Encinitas to Palafolls | 6,022.78 mi (9,692.73 km) |
| Encinitas to Palafrugell | 6,026.38 mi (9,698.52 km) |
| Encinitas to Palamos | 6,028.52 mi (9,701.97 km) |
