| Wealdstone to Glyka Nera | 1,500.97 mi (2,415.58 km) |
| Wealdstone to Grevena | 1,306.75 mi (2,103.01 km) |
| Wealdstone to Ialysos | 1,743.31 mi (2,805.58 km) |
| Wealdstone to Ilion | 1,493.33 mi (2,403.29 km) |
| Wealdstone to Ilioupoli | 1,500.23 mi (2,414.39 km) |
| Wealdstone to Ioannina | 1,306.08 mi (2,101.93 km) |
| Wealdstone to Irakleio | 1,685.00 mi (2,711.74 km) |
| Wealdstone to Irakleio | 1,494.99 mi (2,405.96 km) |
| Wealdstone to Kaisariani | 1,498.78 mi (2,412.05 km) |
| Wealdstone to Kalamaria | 1,341.17 mi (2,158.41 km) |
| Wealdstone to Kalamata | 1,486.50 mi (2,392.28 km) |
| Wealdstone to Kallithea | 1,497.52 mi (2,410.03 km) |
| Wealdstone to Kalymnos | 1,669.96 mi (2,687.54 km) |
| Wealdstone to Kalyvia Thorikou | 1,511.49 mi (2,432.51 km) |
| Wealdstone to Kamatero | 1,492.46 mi (2,401.88 km) |
