| Sintra to Ascoli Piceno | 1,229.06 mi (1,977.98 km) |
| Sintra to Asola | 1,105.50 mi (1,779.12 km) |
| Sintra to Asolo | 1,186.60 mi (1,909.65 km) |
| Sintra to Assemini | 985.66 mi (1,586.27 km) |
| Sintra to Assisi | 1,182.19 mi (1,902.54 km) |
| Sintra to Asti | 996.11 mi (1,603.09 km) |
| Sintra to Atessa | 1,269.55 mi (2,043.14 km) |
| Sintra to Atri | 1,247.75 mi (2,008.07 km) |
| Sintra to Atripalda | 1,288.41 mi (2,073.50 km) |
| Sintra to Augusta | 1,339.42 mi (2,155.59 km) |
| Sintra to Aulla | 1,065.98 mi (1,715.53 km) |
| Sintra to Aurisina | 1,270.68 mi (2,044.95 km) |
| Sintra to Avellino | 1,286.50 mi (2,070.42 km) |
| Sintra to Aversa | 1,255.70 mi (2,020.85 km) |
| Sintra to Avezzano | 1,217.69 mi (1,959.68 km) |
