| Erie to Olivares | 3,814.32 mi (6,138.55 km) |
| Erie to Olivenza | 3,726.36 mi (5,997.00 km) |
| Erie to Olot | 4,046.67 mi (6,512.48 km) |
| Erie to Onate | 3,800.16 mi (6,115.77 km) |
| Erie to Onda | 4,000.80 mi (6,438.67 km) |
| Erie to Onteniente | 4,025.29 mi (6,478.08 km) |
| Erie to Orihuela | 4,035.83 mi (6,495.05 km) |
| Erie to Osuna | 3,870.61 mi (6,229.15 km) |
| Erie to Ourense | 3,575.06 mi (5,753.51 km) |
| Erie to Oviedo | 3,635.99 mi (5,851.56 km) |
| Erie to Paiporta | 4,012.54 mi (6,457.56 km) |
| Erie to Pajara | 3,748.26 mi (6,032.24 km) |
| Erie to Palafolls | 4,076.30 mi (6,560.18 km) |
| Erie to Palafrugell | 4,085.75 mi (6,575.38 km) |
| Erie to Palamos | 4,086.78 mi (6,577.03 km) |
