| Upminster to La Union | 964.48 mi (1,552.19 km) |
| Upminster to La Victoria de Acentejo | 1,816.45 mi (2,923.30 km) |
| Upminster to Laguna de Duero | 727.88 mi (1,171.41 km) |
| Upminster to Lalin | 729.36 mi (1,173.78 km) |
| Upminster to Lardero | 643.50 mi (1,035.61 km) |
| Upminster to Laredo | 587.72 mi (945.84 km) |
| Upminster to Las Cabezas de San Juan | 1,051.58 mi (1,692.36 km) |
| Upminster to Las Palmas | 1,811.26 mi (2,914.94 km) |
| Upminster to Las Rozas de Madrid | 789.31 mi (1,270.27 km) |
| Upminster to Las Torres de Cotillas | 937.60 mi (1,508.92 km) |
| Upminster to Lebrija | 1,057.70 mi (1,702.20 km) |
| Upminster to Leganes | 799.07 mi (1,285.97 km) |
| Upminster to Leon | 675.80 mi (1,087.60 km) |
| Upminster to Lepe | 1,053.08 mi (1,694.77 km) |
| Upminster to Linares | 949.77 mi (1,528.50 km) |
