| Olecko to Karditsa | 1,013.73 mi (1,631.44 km) |
| Olecko to Kastoria | 935.66 mi (1,505.79 km) |
| Olecko to Katerini | 951.18 mi (1,530.78 km) |
| Olecko to Keratsini | 1,111.35 mi (1,788.55 km) |
| Olecko to Kerkyra | 1,002.85 mi (1,613.94 km) |
| Olecko to Kiato | 1,107.15 mi (1,781.79 km) |
| Olecko to Kifisia | 1,103.80 mi (1,776.39 km) |
| Olecko to Kilkis | 901.83 mi (1,451.35 km) |
| Olecko to Komotini | 903.69 mi (1,454.35 km) |
| Olecko to Korinthos | 1,112.22 mi (1,789.94 km) |
| Olecko to Koropi | 1,116.60 mi (1,796.99 km) |
| Olecko to Korydallos | 1,110.28 mi (1,786.83 km) |
| Olecko to Kos | 1,208.54 mi (1,944.96 km) |
| Olecko to Kozani | 949.46 mi (1,528.01 km) |
| Olecko to Lagos | 903.46 mi (1,453.98 km) |
