| Waltham Cross to Lagoa | 1,086.20 mi (1,748.08 km) |
| Waltham Cross to Lagoa | 1,567.50 mi (2,522.65 km) |
| Waltham Cross to Lagos | 1,092.34 mi (1,757.95 km) |
| Waltham Cross to Lamego | 818.81 mi (1,317.74 km) |
| Waltham Cross to Leiria | 925.26 mi (1,489.07 km) |
| Waltham Cross to Lisbon | 997.63 mi (1,605.54 km) |
| Waltham Cross to Loule | 1,077.00 mi (1,733.26 km) |
| Waltham Cross to Loures | 991.14 mi (1,595.08 km) |
| Waltham Cross to Lourinha | 968.76 mi (1,559.06 km) |
| Waltham Cross to Lousa | 890.54 mi (1,433.18 km) |
| Waltham Cross to Lousada | 815.72 mi (1,312.78 km) |
| Waltham Cross to Macedo de Cavaleiros | 773.53 mi (1,244.87 km) |
| Waltham Cross to Mafamude | 835.46 mi (1,344.55 km) |
| Waltham Cross to Mafra | 987.88 mi (1,589.84 km) |
| Waltham Cross to Maia | 828.45 mi (1,333.26 km) |
