| Solothurn to Oliveira de Frades | 899.01 mi (1,446.82 km) |
| Solothurn to Oliveira do Bairro | 920.56 mi (1,481.49 km) |
| Solothurn to Oliveira do Hospital | 899.93 mi (1,448.30 km) |
| Solothurn to Ourem | 959.34 mi (1,543.91 km) |
| Solothurn to Ovar | 912.48 mi (1,468.50 km) |
| Solothurn to Pacos de Ferreira | 887.08 mi (1,427.62 km) |
| Solothurn to Palmela | 1,020.91 mi (1,643.00 km) |
| Solothurn to Paredes | 886.70 mi (1,427.00 km) |
| Solothurn to Paredes de Coura | 870.79 mi (1,401.40 km) |
| Solothurn to Penacova | 921.35 mi (1,482.76 km) |
| Solothurn to Penafiel | 884.33 mi (1,423.18 km) |
| Solothurn to Peniche | 1,005.67 mi (1,618.46 km) |
| Solothurn to Peso da Regua | 863.92 mi (1,390.35 km) |
| Solothurn to Pinhal Novo | 1,018.57 mi (1,639.23 km) |
| Solothurn to Pinhel | 848.92 mi (1,366.20 km) |
