| Langgons to Alfena | 1,041.50 mi (1,676.13 km) |
| Langgons to Alijo | 1,000.65 mi (1,610.39 km) |
| Langgons to Aljustrel | 1,199.07 mi (1,929.71 km) |
| Langgons to Almada | 1,192.65 mi (1,919.39 km) |
| Langgons to Almargem | 1,187.99 mi (1,911.88 km) |
| Langgons to Almeirim | 1,146.46 mi (1,845.06 km) |
| Langgons to Amadora | 1,192.55 mi (1,919.23 km) |
| Langgons to Amarante | 1,022.98 mi (1,646.33 km) |
| Langgons to Amares | 1,016.32 mi (1,635.61 km) |
| Langgons to Amora | 1,194.07 mi (1,921.67 km) |
| Langgons to Anadia | 1,077.28 mi (1,733.71 km) |
| Langgons to Angra do Heroismo | 1,921.95 mi (3,093.08 km) |
| Langgons to Ansiao | 1,103.19 mi (1,775.41 km) |
| Langgons to Anta | 1,056.30 mi (1,699.95 km) |
| Langgons to Arcos de Valdevez | 1,008.79 mi (1,623.50 km) |
