| Opfikon to Glyka Nera | 1,010.42 mi (1,626.11 km) |
| Opfikon to Grevena | 816.53 mi (1,314.08 km) |
| Opfikon to Ialysos | 1,256.08 mi (2,021.46 km) |
| Opfikon to Ilion | 1,002.68 mi (1,613.67 km) |
| Opfikon to Ilioupoli | 1,009.51 mi (1,624.65 km) |
| Opfikon to Ioannina | 814.78 mi (1,311.26 km) |
| Opfikon to Irakleio | 1,193.46 mi (1,920.69 km) |
| Opfikon to Irakleio | 1,004.43 mi (1,616.47 km) |
| Opfikon to Kaisariani | 1,008.11 mi (1,622.39 km) |
| Opfikon to Kalamaria | 855.16 mi (1,376.24 km) |
| Opfikon to Kalamata | 995.18 mi (1,601.58 km) |
| Opfikon to Kallithea | 1,006.78 mi (1,620.25 km) |
| Opfikon to Kalymnos | 1,181.97 mi (1,902.20 km) |
| Opfikon to Kalyvia Thorikou | 1,020.81 mi (1,642.84 km) |
| Opfikon to Kamatero | 1,001.85 mi (1,612.33 km) |
