| Onesti to Oliveira de Frades | 1,778.20 mi (2,861.74 km) |
| Onesti to Oliveira do Bairro | 1,799.04 mi (2,895.27 km) |
| Onesti to Oliveira do Hospital | 1,773.14 mi (2,853.60 km) |
| Onesti to Ourem | 1,827.87 mi (2,941.68 km) |
| Onesti to Ovar | 1,795.48 mi (2,889.54 km) |
| Onesti to Pacos de Ferreira | 1,773.30 mi (2,853.85 km) |
| Onesti to Palmela | 1,877.88 mi (3,022.16 km) |
| Onesti to Paredes | 1,771.93 mi (2,851.65 km) |
| Onesti to Paredes de Coura | 1,763.94 mi (2,838.78 km) |
| Onesti to Penacova | 1,795.82 mi (2,890.09 km) |
| Onesti to Penafiel | 1,769.41 mi (2,847.59 km) |
| Onesti to Peniche | 1,875.29 mi (3,017.99 km) |
| Onesti to Peso da Regua | 1,746.28 mi (2,810.37 km) |
| Onesti to Pinhal Novo | 1,876.46 mi (3,019.88 km) |
| Onesti to Pinhel | 1,722.98 mi (2,772.87 km) |
