| Barcelona to Juprelle | 664.53 mi (1,069.45 km) |
| Barcelona to Jurbise | 637.81 mi (1,026.46 km) |
| Barcelona to Kalmthout | 699.46 mi (1,125.67 km) |
| Barcelona to Kampenhout | 670.04 mi (1,078.33 km) |
| Barcelona to Kapelle-op-den-Bos | 673.76 mi (1,084.32 km) |
| Barcelona to Kapellen | 694.68 mi (1,117.98 km) |
| Barcelona to Kasterlee | 694.37 mi (1,117.48 km) |
| Barcelona to Keerbergen | 674.90 mi (1,086.15 km) |
| Barcelona to Kinrooi | 695.45 mi (1,119.22 km) |
| Barcelona to Knokke-Heist | 690.10 mi (1,110.61 km) |
| Barcelona to Koekelare | 671.85 mi (1,081.24 km) |
| Barcelona to Koekelberg | 663.30 mi (1,067.48 km) |
| Barcelona to Koksijde | 671.79 mi (1,081.14 km) |
| Barcelona to Kontich | 682.32 mi (1,098.09 km) |
| Barcelona to Kortemark | 667.76 mi (1,074.65 km) |
