| Welwyn Garden City to Leopoldsburg | 239.29 mi (385.10 km) |
| Welwyn Garden City to Lessines | 189.64 mi (305.19 km) |
| Welwyn Garden City to Leuven | 220.55 mi (354.94 km) |
| Welwyn Garden City to Lichtervelde | 152.94 mi (246.13 km) |
| Welwyn Garden City to Liedekerke | 195.64 mi (314.86 km) |
| Welwyn Garden City to Liege | 262.03 mi (421.70 km) |
| Welwyn Garden City to Lierre | 210.03 mi (338.02 km) |
| Welwyn Garden City to Lille | 219.65 mi (353.50 km) |
| Welwyn Garden City to Lint | 206.83 mi (332.87 km) |
| Welwyn Garden City to Lochristi | 180.07 mi (289.80 km) |
| Welwyn Garden City to Lokeren | 186.30 mi (299.81 km) |
| Welwyn Garden City to Lommel | 240.11 mi (386.42 km) |
| Welwyn Garden City to Londerzeel | 201.48 mi (324.26 km) |
| Welwyn Garden City to Louvain-la-Neuve | 217.71 mi (350.37 km) |
| Welwyn Garden City to Lovendegem | 170.43 mi (274.28 km) |
