| Holyhead to Glyka Nera | 1,716.25 mi (2,762.04 km) |
| Holyhead to Grevena | 1,521.93 mi (2,449.31 km) |
| Holyhead to Ialysos | 1,957.06 mi (3,149.59 km) |
| Holyhead to Ilion | 1,708.66 mi (2,749.83 km) |
| Holyhead to Ilioupoli | 1,715.59 mi (2,760.98 km) |
| Holyhead to Ioannina | 1,521.80 mi (2,449.09 km) |
| Holyhead to Irakleio | 1,900.91 mi (3,059.22 km) |
| Holyhead to Irakleio | 1,710.28 mi (2,752.43 km) |
| Holyhead to Kaisariani | 1,714.12 mi (2,758.61 km) |
| Holyhead to Kalamaria | 1,554.80 mi (2,502.21 km) |
| Holyhead to Kalamata | 1,702.65 mi (2,740.15 km) |
| Holyhead to Kallithea | 1,712.90 mi (2,756.65 km) |
| Holyhead to Kalymnos | 1,884.06 mi (3,032.10 km) |
| Holyhead to Kalyvia Thorikou | 1,726.83 mi (2,779.06 km) |
| Holyhead to Kamatero | 1,707.77 mi (2,748.38 km) |
