| Irig to Olivenza | 1,447.42 mi (2,329.40 km) |
| Irig to Olot | 889.29 mi (1,431.17 km) |
| Irig to Onate | 1,111.04 mi (1,788.05 km) |
| Irig to Onda | 1,080.45 mi (1,738.82 km) |
| Irig to Onteniente | 1,133.04 mi (1,823.45 km) |
| Irig to Orihuela | 1,174.43 mi (1,890.06 km) |
| Irig to Osuna | 1,399.71 mi (2,252.62 km) |
| Irig to Ourense | 1,390.08 mi (2,237.12 km) |
| Irig to Oviedo | 1,272.39 mi (2,047.71 km) |
| Irig to Paiporta | 1,104.32 mi (1,777.23 km) |
| Irig to Pajara | 2,183.78 mi (3,514.45 km) |
| Irig to Palafolls | 888.84 mi (1,430.45 km) |
| Irig to Palafrugell | 862.89 mi (1,388.68 km) |
| Irig to Palamos | 866.27 mi (1,394.13 km) |
| Irig to Palencia | 1,234.43 mi (1,986.63 km) |
