| Holyhead to La Union | 1,098.85 mi (1,768.43 km) |
| Holyhead to La Victoria de Acentejo | 1,820.92 mi (2,930.50 km) |
| Holyhead to Laguna de Duero | 810.18 mi (1,303.85 km) |
| Holyhead to Lalin | 753.65 mi (1,212.88 km) |
| Holyhead to Lardero | 758.55 mi (1,220.77 km) |
| Holyhead to Laredo | 685.92 mi (1,103.89 km) |
| Holyhead to Las Cabezas de San Juan | 1,129.86 mi (1,818.33 km) |
| Holyhead to Las Palmas | 1,824.78 mi (2,936.70 km) |
| Holyhead to Las Rozas de Madrid | 886.30 mi (1,426.37 km) |
| Holyhead to Las Torres de Cotillas | 1,068.22 mi (1,719.14 km) |
| Holyhead to Lebrija | 1,134.54 mi (1,825.87 km) |
| Holyhead to Leganes | 897.82 mi (1,444.89 km) |
| Holyhead to Leon | 740.79 mi (1,192.18 km) |
| Holyhead to Lepe | 1,116.11 mi (1,796.20 km) |
| Holyhead to Linares | 1,053.07 mi (1,694.76 km) |
