| Hemel Hempstead to Glyka Nera | 1,511.29 mi (2,432.18 km) |
| Hemel Hempstead to Grevena | 1,317.03 mi (2,119.55 km) |
| Hemel Hempstead to Ialysos | 1,753.20 mi (2,821.50 km) |
| Hemel Hempstead to Ilion | 1,503.67 mi (2,419.92 km) |
| Hemel Hempstead to Ilioupoli | 1,510.58 mi (2,431.04 km) |
| Hemel Hempstead to Ioannina | 1,316.57 mi (2,118.81 km) |
| Hemel Hempstead to Irakleio | 1,695.60 mi (2,728.80 km) |
| Hemel Hempstead to Irakleio | 1,505.31 mi (2,422.56 km) |
| Hemel Hempstead to Kaisariani | 1,509.12 mi (2,428.69 km) |
| Hemel Hempstead to Kalamaria | 1,351.02 mi (2,174.26 km) |
| Hemel Hempstead to Kalamata | 1,497.30 mi (2,409.68 km) |
| Hemel Hempstead to Kallithea | 1,507.88 mi (2,426.69 km) |
| Hemel Hempstead to Kalymnos | 1,679.93 mi (2,703.59 km) |
| Hemel Hempstead to Kalyvia Thorikou | 1,521.83 mi (2,449.15 km) |
| Hemel Hempstead to Kamatero | 1,502.79 mi (2,418.50 km) |
