| London Colney to Glyka Nera | 1,504.08 mi (2,420.59 km) |
| London Colney to Grevena | 1,309.81 mi (2,107.94 km) |
| London Colney to Ialysos | 1,745.89 mi (2,809.74 km) |
| London Colney to Ilion | 1,496.47 mi (2,408.34 km) |
| London Colney to Ilioupoli | 1,503.38 mi (2,419.46 km) |
| London Colney to Ioannina | 1,309.42 mi (2,107.31 km) |
| London Colney to Irakleio | 1,688.49 mi (2,717.35 km) |
| London Colney to Irakleio | 1,498.11 mi (2,410.97 km) |
| London Colney to Kaisariani | 1,501.92 mi (2,417.11 km) |
| London Colney to Kalamaria | 1,343.70 mi (2,162.48 km) |
| London Colney to Kalamata | 1,490.27 mi (2,398.36 km) |
| London Colney to Kallithea | 1,500.68 mi (2,415.11 km) |
| London Colney to Kalymnos | 1,672.64 mi (2,691.85 km) |
| London Colney to Kalyvia Thorikou | 1,514.63 mi (2,437.56 km) |
| London Colney to Kamatero | 1,495.58 mi (2,406.91 km) |
