| Duncan to Legionowo | 5,392.72 mi (8,678.74 km) |
| Duncan to Legnica | 5,294.13 mi (8,520.08 km) |
| Duncan to Leszno | 5,280.08 mi (8,497.47 km) |
| Duncan to Lezajsk | 5,542.34 mi (8,919.53 km) |
| Duncan to Libiaz | 5,448.95 mi (8,769.24 km) |
| Duncan to Lidzbark | 5,319.99 mi (8,561.70 km) |
| Duncan to Lidzbark Warminski | 5,303.85 mi (8,535.72 km) |
| Duncan to Limanowa | 5,504.10 mi (8,857.99 km) |
| Duncan to Lipno | 5,318.33 mi (8,559.03 km) |
| Duncan to Lobez | 5,170.98 mi (8,321.89 km) |
| Duncan to Lodz | 5,376.46 mi (8,652.58 km) |
| Duncan to Lomianki | 5,395.83 mi (8,683.75 km) |
| Duncan to Lomza | 5,392.73 mi (8,678.76 km) |
| Duncan to Lowicz | 5,376.83 mi (8,653.18 km) |
| Duncan to Lubaczow | 5,569.65 mi (8,963.49 km) |
