| Portimao to Karditsa | 1,651.77 mi (2,658.27 km) |
| Portimao to Kastoria | 1,613.39 mi (2,596.50 km) |
| Portimao to Katerini | 1,678.86 mi (2,701.86 km) |
| Portimao to Keratsini | 1,753.51 mi (2,822.01 km) |
| Portimao to Kerkyra | 1,544.50 mi (2,485.63 km) |
| Portimao to Kiato | 1,706.32 mi (2,746.05 km) |
| Portimao to Kifisia | 1,763.16 mi (2,837.54 km) |
| Portimao to Kilkis | 1,696.36 mi (2,730.03 km) |
| Portimao to Komotini | 1,828.89 mi (2,943.31 km) |
| Portimao to Korinthos | 1,716.59 mi (2,762.59 km) |
| Portimao to Koropi | 1,768.02 mi (2,845.35 km) |
| Portimao to Korydallos | 1,755.15 mi (2,824.64 km) |
| Portimao to Kos | 1,962.27 mi (3,157.97 km) |
| Portimao to Kozani | 1,641.02 mi (2,640.97 km) |
| Portimao to Lagos | 1,808.61 mi (2,910.68 km) |
