| Groningen to Karditsa | 1,199.95 mi (1,931.14 km) |
| Groningen to Kastoria | 1,114.47 mi (1,793.56 km) |
| Groningen to Katerini | 1,164.96 mi (1,874.83 km) |
| Groningen to Keratsini | 1,330.64 mi (2,141.46 km) |
| Groningen to Kerkyra | 1,130.26 mi (1,818.97 km) |
| Groningen to Kiato | 1,303.31 mi (2,097.48 km) |
| Groningen to Kifisia | 1,329.66 mi (2,139.89 km) |
| Groningen to Kilkis | 1,135.80 mi (1,827.89 km) |
| Groningen to Komotini | 1,211.70 mi (1,950.04 km) |
| Groningen to Korinthos | 1,312.56 mi (2,112.36 km) |
| Groningen to Koropi | 1,342.00 mi (2,159.74 km) |
| Groningen to Korydallos | 1,330.63 mi (2,141.45 km) |
| Groningen to Kos | 1,504.55 mi (2,421.33 km) |
| Groningen to Kozani | 1,141.91 mi (1,837.73 km) |
| Groningen to Lagos | 1,200.45 mi (1,931.93 km) |
