| Sinop to Alenquer | 2,302.53 mi (3,705.57 km) |
| Sinop to Alfena | 2,231.32 mi (3,590.96 km) |
| Sinop to Alijo | 2,178.16 mi (3,505.40 km) |
| Sinop to Aljustrel | 2,286.61 mi (3,679.94 km) |
| Sinop to Almada | 2,318.38 mi (3,731.08 km) |
| Sinop to Almargem | 2,320.15 mi (3,733.91 km) |
| Sinop to Almeirim | 2,278.87 mi (3,667.48 km) |
| Sinop to Amadora | 2,320.92 mi (3,735.16 km) |
| Sinop to Amarante | 2,207.88 mi (3,553.24 km) |
| Sinop to Amares | 2,214.58 mi (3,564.02 km) |
| Sinop to Amora | 2,317.67 mi (3,729.93 km) |
| Sinop to Anadia | 2,242.80 mi (3,609.44 km) |
| Sinop to Angra do Heroismo | 3,218.94 mi (5,180.38 km) |
| Sinop to Ansiao | 2,253.71 mi (3,627.00 km) |
| Sinop to Anta | 2,240.80 mi (3,606.22 km) |
