| Reda to Olivenza | 1,617.03 mi (2,602.36 km) |
| Reda to Olot | 1,120.54 mi (1,803.34 km) |
| Reda to Onate | 1,229.78 mi (1,979.15 km) |
| Reda to Onda | 1,328.06 mi (2,137.30 km) |
| Reda to Onteniente | 1,403.89 mi (2,259.34 km) |
| Reda to Orihuela | 1,456.69 mi (2,344.32 km) |
| Reda to Osuna | 1,631.72 mi (2,625.99 km) |
| Reda to Ourense | 1,456.28 mi (2,343.65 km) |
| Reda to Oviedo | 1,333.75 mi (2,146.46 km) |
| Reda to Paiporta | 1,363.32 mi (2,194.05 km) |
| Reda to Pajara | 2,431.87 mi (3,913.72 km) |
| Reda to Palafolls | 1,142.50 mi (1,838.67 km) |
| Reda to Palafrugell | 1,116.53 mi (1,796.88 km) |
| Reda to Palamos | 1,121.63 mi (1,805.10 km) |
| Reda to Palencia | 1,354.20 mi (2,179.38 km) |
