| Sonsbeck to Lagoa | 1,817.44 mi (2,924.88 km) |
| Sonsbeck to Lagos | 1,242.70 mi (1,999.94 km) |
| Sonsbeck to Lamego | 988.98 mi (1,591.61 km) |
| Sonsbeck to Leiria | 1,094.79 mi (1,761.89 km) |
| Sonsbeck to Lisbon | 1,163.18 mi (1,871.95 km) |
| Sonsbeck to Loule | 1,220.81 mi (1,964.71 km) |
| Sonsbeck to Loures | 1,157.59 mi (1,862.97 km) |
| Sonsbeck to Lourinha | 1,139.34 mi (1,833.60 km) |
| Sonsbeck to Lousa | 1,057.22 mi (1,701.44 km) |
| Sonsbeck to Lousada | 992.17 mi (1,596.74 km) |
| Sonsbeck to Macedo de Cavaleiros | 938.05 mi (1,509.65 km) |
| Sonsbeck to Mafamude | 1,014.02 mi (1,631.90 km) |
| Sonsbeck to Mafra | 1,156.69 mi (1,861.51 km) |
| Sonsbeck to Maia | 1,008.15 mi (1,622.46 km) |
| Sonsbeck to Mangualde | 1,014.70 mi (1,633.00 km) |
