| Welwyn Garden City to Rivalta di Torino | 585.81 mi (942.78 km) |
| Welwyn Garden City to Rivarolo Canavese | 574.59 mi (924.72 km) |
| Welwyn Garden City to Rivoli | 583.76 mi (939.47 km) |
| Welwyn Garden City to Rocca di Papa | 921.49 mi (1,483.00 km) |
| Welwyn Garden City to Rocca Priora | 922.12 mi (1,484.01 km) |
| Welwyn Garden City to Roccapiemonte | 1,038.94 mi (1,672.01 km) |
| Welwyn Garden City to Roccastrada | 805.37 mi (1,296.11 km) |
| Welwyn Garden City to Romano di Lombardia | 627.26 mi (1,009.48 km) |
| Welwyn Garden City to Rome | 907.29 mi (1,460.15 km) |
| Welwyn Garden City to Roncade | 713.08 mi (1,147.59 km) |
| Welwyn Garden City to Ronchi dei Legionari | 745.38 mi (1,199.58 km) |
| Welwyn Garden City to Ronciglione | 877.15 mi (1,411.63 km) |
| Welwyn Garden City to Rosa | 686.86 mi (1,105.39 km) |
| Welwyn Garden City to Rosarno | 1,206.20 mi (1,941.19 km) |
| Welwyn Garden City to Rosignano Marittimo | 762.59 mi (1,227.27 km) |
