| Sintra to Rivalta di Torino | 967.54 mi (1,557.11 km) |
| Sintra to Rivarolo Canavese | 983.90 mi (1,583.44 km) |
| Sintra to Rivoli | 968.38 mi (1,558.45 km) |
| Sintra to Rocca di Papa | 1,179.62 mi (1,898.42 km) |
| Sintra to Rocca Priora | 1,182.25 mi (1,902.65 km) |
| Sintra to Roccapiemonte | 1,281.80 mi (2,062.86 km) |
| Sintra to Roccastrada | 1,109.05 mi (1,784.84 km) |
| Sintra to Romano di Lombardia | 1,080.94 mi (1,739.61 km) |
| Sintra to Rome | 1,168.05 mi (1,879.79 km) |
| Sintra to Roncade | 1,204.63 mi (1,938.66 km) |
| Sintra to Ronchi dei Legionari | 1,260.69 mi (2,028.89 km) |
| Sintra to Ronciglione | 1,156.25 mi (1,860.81 km) |
| Sintra to Rosa | 1,178.04 mi (1,895.87 km) |
| Sintra to Rosarno | 1,364.77 mi (2,196.39 km) |
| Sintra to Rosignano Marittimo | 1,078.53 mi (1,735.72 km) |
