| Regensburg to Rivarolo Canavese | 326.84 mi (525.99 km) |
| Regensburg to Rivoli | 347.11 mi (558.62 km) |
| Regensburg to Rocca di Papa | 501.86 mi (807.67 km) |
| Regensburg to Rocca Priora | 500.87 mi (806.08 km) |
| Regensburg to Roccapiemonte | 584.40 mi (940.50 km) |
| Regensburg to Roccastrada | 417.35 mi (671.66 km) |
| Regensburg to Romano di Lombardia | 265.39 mi (427.10 km) |
| Regensburg to Rome | 492.57 mi (792.72 km) |
| Regensburg to Roncade | 234.77 mi (377.83 km) |
| Regensburg to Ronchi dei Legionari | 229.69 mi (369.66 km) |
| Regensburg to Ronciglione | 464.85 mi (748.11 km) |
| Regensburg to Rosa | 228.49 mi (367.72 km) |
| Regensburg to Rosarno | 752.94 mi (1,211.74 km) |
| Regensburg to Rosignano Marittimo | 395.67 mi (636.78 km) |
| Regensburg to Rosolini | 855.16 mi (1,376.25 km) |
