| Langley Park to Glyka Nera | 5,127.04 mi (8,251.18 km) |
| Langley Park to Grevena | 4,936.49 mi (7,944.51 km) |
| Langley Park to Ialysos | 5,379.81 mi (8,657.96 km) |
| Langley Park to Ilion | 5,118.88 mi (8,238.05 km) |
| Langley Park to Ilioupoli | 5,125.25 mi (8,248.29 km) |
| Langley Park to Ioannina | 4,928.72 mi (7,932.00 km) |
| Langley Park to Irakleio | 5,296.13 mi (8,523.29 km) |
| Langley Park to Irakleio | 5,121.07 mi (8,241.56 km) |
| Langley Park to Kaisariani | 5,124.13 mi (8,246.50 km) |
| Langley Park to Kalamaria | 4,980.98 mi (8,016.10 km) |
| Langley Park to Kalamata | 5,091.04 mi (8,193.24 km) |
| Langley Park to Kallithea | 5,122.38 mi (8,243.68 km) |
| Langley Park to Kalymnos | 5,304.82 mi (8,537.29 km) |
| Langley Park to Kalyvia Thorikou | 5,136.67 mi (8,266.66 km) |
| Langley Park to Kamatero | 5,118.29 mi (8,237.10 km) |
