| Sintra to Aldine (Texas) | 4,761.77 mi (7,663.33 km) |
| Sintra to Alexander City (Alabama) | 4,178.67 mi (6,724.91 km) |
| Sintra to Alexandria (Louisiana) | 4,564.77 mi (7,346.29 km) |
| Sintra to Alexandria (Minnesota) | 4,201.32 mi (6,761.38 km) |
| Sintra to Alexandria (Virginia) | 3,554.75 mi (5,720.82 km) |
| Sintra to Algonquin (Illinois) | 3,999.85 mi (6,437.14 km) |
| Sintra to Alhambra (California) | 5,647.55 mi (9,088.86 km) |
| Sintra to Alice (Texas) | 4,980.08 mi (8,014.66 km) |
| Sintra to Aliso Viejo (California) | 5,653.34 mi (9,098.17 km) |
| Sintra to Allen (Texas) | 4,704.42 mi (7,571.03 km) |
| Sintra to Allen Park (Michigan) | 3,758.87 mi (6,049.32 km) |
| Sintra to Allendale (Michigan) | 3,866.77 mi (6,222.96 km) |
| Sintra to Allentown (Pennsylvania) | 3,429.68 mi (5,519.54 km) |
| Sintra to Alliance (Ohio) | 3,695.72 mi (5,947.68 km) |
| Sintra to Allison Park (Pennsylvania) | 3,648.87 mi (5,872.28 km) |
