| Pittsburgh to Lagoa | 3,750.33 mi (6,035.58 km) |
| Pittsburgh to Lagoa | 2,876.14 mi (4,628.70 km) |
| Pittsburgh to Lagos | 3,740.38 mi (6,019.56 km) |
| Pittsburgh to Lamego | 3,660.75 mi (5,891.41 km) |
| Pittsburgh to Leiria | 3,653.21 mi (5,879.27 km) |
| Pittsburgh to Lisbon | 3,666.98 mi (5,901.44 km) |
| Pittsburgh to Loule | 3,771.83 mi (6,070.17 km) |
| Pittsburgh to Loures | 3,662.91 mi (5,894.89 km) |
| Pittsburgh to Lourinha | 3,644.48 mi (5,865.23 km) |
| Pittsburgh to Lousa | 3,668.96 mi (5,904.63 km) |
| Pittsburgh to Lousada | 3,634.69 mi (5,849.47 km) |
| Pittsburgh to Macedo de Cavaleiros | 3,687.99 mi (5,935.25 km) |
| Pittsburgh to Mafamude | 3,622.80 mi (5,830.33 km) |
| Pittsburgh to Mafra | 3,651.67 mi (5,876.80 km) |
| Pittsburgh to Maia | 3,618.80 mi (5,823.89 km) |
