| Apen to Grevena | 1,109.90 mi (1,786.21 km) |
| Apen to Ialysos | 1,519.33 mi (2,445.12 km) |
| Apen to Ilion | 1,294.02 mi (2,082.52 km) |
| Apen to Ilioupoli | 1,301.35 mi (2,094.32 km) |
| Apen to Ioannina | 1,120.02 mi (1,802.49 km) |
| Apen to Irakleio | 1,494.97 mi (2,405.93 km) |
| Apen to Irakleio | 1,294.88 mi (2,083.91 km) |
| Apen to Kaisariani | 1,299.50 mi (2,091.34 km) |
| Apen to Kalamaria | 1,123.64 mi (1,808.32 km) |
| Apen to Kalamata | 1,312.24 mi (2,111.84 km) |
| Apen to Kallithea | 1,298.97 mi (2,090.49 km) |
| Apen to Kalymnos | 1,450.66 mi (2,334.61 km) |
| Apen to Kalyvia Thorikou | 1,311.93 mi (2,111.34 km) |
| Apen to Kamatero | 1,292.78 mi (2,080.53 km) |
| Apen to Karditsa | 1,165.86 mi (1,876.27 km) |
