| Harrow Weald to Glyka Nera | 1,501.39 mi (2,416.26 km) |
| Harrow Weald to Grevena | 1,307.17 mi (2,103.68 km) |
| Harrow Weald to Ialysos | 1,743.70 mi (2,806.22 km) |
| Harrow Weald to Ilion | 1,493.76 mi (2,403.97 km) |
| Harrow Weald to Ilioupoli | 1,500.65 mi (2,415.07 km) |
| Harrow Weald to Ioannina | 1,306.51 mi (2,102.62 km) |
| Harrow Weald to Irakleio | 1,685.44 mi (2,712.45 km) |
| Harrow Weald to Irakleio | 1,495.41 mi (2,406.64 km) |
| Harrow Weald to Kaisariani | 1,499.20 mi (2,412.73 km) |
| Harrow Weald to Kalamaria | 1,341.57 mi (2,159.04 km) |
| Harrow Weald to Kalamata | 1,486.95 mi (2,393.02 km) |
| Harrow Weald to Kallithea | 1,497.95 mi (2,410.71 km) |
| Harrow Weald to Kalymnos | 1,670.36 mi (2,688.18 km) |
| Harrow Weald to Kalyvia Thorikou | 1,511.91 mi (2,433.19 km) |
| Harrow Weald to Kamatero | 1,492.88 mi (2,402.56 km) |
