| Solothurn to Rivalta di Torino | 150.81 mi (242.71 km) |
| Solothurn to Rivarolo Canavese | 130.57 mi (210.13 km) |
| Solothurn to Rivoli | 148.35 mi (238.74 km) |
| Solothurn to Rocca di Papa | 454.81 mi (731.95 km) |
| Solothurn to Rocca Priora | 455.23 mi (732.62 km) |
| Solothurn to Roccapiemonte | 570.10 mi (917.48 km) |
| Solothurn to Roccastrada | 340.36 mi (547.76 km) |
| Solothurn to Romano di Lombardia | 157.99 mi (254.27 km) |
| Solothurn to Rome | 441.01 mi (709.74 km) |
| Solothurn to Roncade | 255.51 mi (411.20 km) |
| Solothurn to Ronchi dei Legionari | 299.23 mi (481.56 km) |
| Solothurn to Ronciglione | 410.51 mi (660.66 km) |
| Solothurn to Rosa | 226.52 mi (364.55 km) |
| Solothurn to Rosarno | 738.65 mi (1,188.74 km) |
| Solothurn to Rosignano Marittimo | 299.71 mi (482.34 km) |
