| Grimbergen to Kastoria | 1,082.18 mi (1,741.59 km) |
| Grimbergen to Katerini | 1,139.19 mi (1,833.34 km) |
| Grimbergen to Keratsini | 1,297.48 mi (2,088.09 km) |
| Grimbergen to Kerkyra | 1,082.57 mi (1,742.24 km) |
| Grimbergen to Kiato | 1,265.00 mi (2,035.83 km) |
| Grimbergen to Kifisia | 1,298.40 mi (2,089.57 km) |
| Grimbergen to Kilkis | 1,117.56 mi (1,798.53 km) |
| Grimbergen to Komotini | 1,209.80 mi (1,946.99 km) |
| Grimbergen to Korinthos | 1,274.97 mi (2,051.86 km) |
| Grimbergen to Koropi | 1,310.03 mi (2,108.29 km) |
| Grimbergen to Korydallos | 1,297.78 mi (2,088.57 km) |
| Grimbergen to Kos | 1,486.05 mi (2,391.57 km) |
| Grimbergen to Kozani | 1,111.62 mi (1,788.98 km) |
| Grimbergen to Lagos | 1,196.04 mi (1,924.85 km) |
| Grimbergen to Lamia | 1,206.87 mi (1,942.26 km) |
