| Sintra to Alafaya (Florida) | 4,085.30 mi (6,574.65 km) |
| Sintra to Alameda (California) | 5,645.41 mi (9,085.40 km) |
| Sintra to Alamo (California) | 5,631.18 mi (9,062.51 km) |
| Sintra to Alamo (Texas) | 5,045.49 mi (8,119.93 km) |
| Sintra to Alamogordo (New Mexico) | 5,155.54 mi (8,297.04 km) |
| Sintra to Albany (California) | 5,640.94 mi (9,078.22 km) |
| Sintra to Albany (Georgia) | 4,134.93 mi (6,654.52 km) |
| Sintra to Albany (New York) | 3,300.21 mi (5,311.18 km) |
| Sintra to Albany (Oregon) | 5,351.81 mi (8,612.90 km) |
| Sintra to Albemarle (North Carolina) | 3,809.67 mi (6,131.07 km) |
| Sintra to Albert Lea (Minnesota) | 4,183.35 mi (6,732.45 km) |
| Sintra to Albertville (Alabama) | 4,147.41 mi (6,674.61 km) |
| Sintra to Albuquerque (New Mexico) | 5,095.79 mi (8,200.88 km) |
| Sintra to Alcoa (Tennessee) | 3,985.63 mi (6,414.25 km) |
| Sintra to Alderwood Manor (Washington) | 5,173.81 mi (8,326.44 km) |
