| Solothurn to Pyrzyce | 521.83 mi (839.81 km) |
| Solothurn to Pyskowice | 549.12 mi (883.73 km) |
| Solothurn to Raciborz | 526.45 mi (847.24 km) |
| Solothurn to Radom | 677.07 mi (1,089.64 km) |
| Solothurn to Radomsko | 599.79 mi (965.26 km) |
| Solothurn to Radzionkow Nowy | 560.24 mi (901.61 km) |
| Solothurn to Radzymin | 705.02 mi (1,134.62 km) |
| Solothurn to Radzyn Podlaski | 745.20 mi (1,199.28 km) |
| Solothurn to Rawa Mazowiecka | 650.42 mi (1,046.75 km) |
| Solothurn to Rawicz | 516.84 mi (831.78 km) |
| Solothurn to Reda | 693.77 mi (1,116.51 km) |
| Solothurn to Rogozno | 567.49 mi (913.29 km) |
| Solothurn to Ropczyce | 671.03 mi (1,079.92 km) |
| Solothurn to Ruda Slaska | 556.39 mi (895.42 km) |
| Solothurn to Rumia | 692.89 mi (1,115.09 km) |
