| Hartford to Legionowo | 4,148.22 mi (6,675.92 km) |
| Hartford to Legnica | 4,013.57 mi (6,459.21 km) |
| Hartford to Leszno | 4,008.43 mi (6,450.95 km) |
| Hartford to Lezajsk | 4,282.66 mi (6,892.28 km) |
| Hartford to Libiaz | 4,171.59 mi (6,713.52 km) |
| Hartford to Lidzbark | 4,079.99 mi (6,566.11 km) |
| Hartford to Lidzbark Warminski | 4,077.77 mi (6,562.54 km) |
| Hartford to Limanowa | 4,228.13 mi (6,804.52 km) |
| Hartford to Lipno | 4,070.35 mi (6,550.59 km) |
| Hartford to Lobez | 3,915.42 mi (6,301.25 km) |
| Hartford to Lodz | 4,117.80 mi (6,626.96 km) |
| Hartford to Lomianki | 4,150.58 mi (6,679.71 km) |
| Hartford to Lomza | 4,163.28 mi (6,700.15 km) |
| Hartford to Lowicz | 4,124.15 mi (6,637.18 km) |
| Hartford to Lubaczow | 4,312.41 mi (6,940.15 km) |
