| Upminster to Leigh | 177.52 mi (285.68 km) |
| Upminster to Leigh-on-Sea | 17.31 mi (27.86 km) |
| Upminster to Leighton Buzzard | 46.34 mi (74.57 km) |
| Upminster to Leith | 336.00 mi (540.75 km) |
| Upminster to Lemington | 249.72 mi (401.89 km) |
| Upminster to Leominster | 135.67 mi (218.35 km) |
| Upminster to Lerwick | 596.58 mi (960.10 km) |
| Upminster to Letchworth | 35.70 mi (57.46 km) |
| Upminster to Leven | 346.64 mi (557.86 km) |
| Upminster to Lewes | 48.18 mi (77.54 km) |
| Upminster to Leyland | 192.52 mi (309.83 km) |
| Upminster to Leyton | 11.48 mi (18.47 km) |
| Upminster to Lichfield | 117.65 mi (189.35 km) |
| Upminster to Lincoln | 120.27 mi (193.55 km) |
| Upminster to Linlithgow | 343.79 mi (553.28 km) |
