| Thornton Heath to Lagoa | 1,067.00 mi (1,717.16 km) |
| Thornton Heath to Lagoa | 1,555.48 mi (2,503.30 km) |
| Thornton Heath to Lagos | 1,073.19 mi (1,727.13 km) |
| Thornton Heath to Lamego | 800.08 mi (1,287.61 km) |
| Thornton Heath to Leiria | 906.61 mi (1,459.05 km) |
| Thornton Heath to Lisbon | 978.90 mi (1,575.38 km) |
| Thornton Heath to Loule | 1,057.67 mi (1,702.16 km) |
| Thornton Heath to Loures | 972.43 mi (1,564.97 km) |
| Thornton Heath to Lourinha | 950.18 mi (1,529.17 km) |
| Thornton Heath to Lousa | 871.76 mi (1,402.96 km) |
| Thornton Heath to Lousada | 797.23 mi (1,283.03 km) |
| Thornton Heath to Macedo de Cavaleiros | 754.56 mi (1,214.35 km) |
| Thornton Heath to Mafamude | 817.09 mi (1,314.97 km) |
| Thornton Heath to Mafra | 969.25 mi (1,559.86 km) |
| Thornton Heath to Maia | 810.11 mi (1,303.75 km) |
