| Portales to Glyka Nera | 6,410.39 mi (10,316.53 km) |
| Portales to Grevena | 6,215.99 mi (10,003.67 km) |
| Portales to Ialysos | 6,645.71 mi (10,695.24 km) |
| Portales to Ilion | 6,402.90 mi (10,304.47 km) |
| Portales to Ilioupoli | 6,409.89 mi (10,315.71 km) |
| Portales to Ioannina | 6,216.49 mi (10,004.48 km) |
| Portales to Irakleio | 6,595.49 mi (10,614.42 km) |
| Portales to Irakleio | 6,404.43 mi (10,306.94 km) |
| Portales to Kaisariani | 6,408.37 mi (10,313.27 km) |
| Portales to Kalamaria | 6,244.51 mi (10,049.57 km) |
| Portales to Kalamata | 6,395.97 mi (10,293.31 km) |
| Portales to Kallithea | 6,407.22 mi (10,311.42 km) |
| Portales to Kalymnos | 6,574.35 mi (10,580.40 km) |
| Portales to Kalyvia Thorikou | 6,421.08 mi (10,333.72 km) |
| Portales to Kamatero | 6,401.96 mi (10,302.96 km) |
