| Porthcawl to Kanjiza | 1,137.86 mi (1,831.20 km) |
| Porthcawl to Kikinda | 1,162.40 mi (1,870.70 km) |
| Porthcawl to Kladovo | 1,295.65 mi (2,085.15 km) |
| Porthcawl to Knic | 1,241.73 mi (1,998.37 km) |
| Porthcawl to Knjazevac | 1,329.08 mi (2,138.95 km) |
| Porthcawl to Koceljeva | 1,183.08 mi (1,903.98 km) |
| Porthcawl to Kosjeric | 1,205.40 mi (1,939.90 km) |
| Porthcawl to Kovacica | 1,194.08 mi (1,921.68 km) |
| Porthcawl to Kovin | 1,221.37 mi (1,965.61 km) |
| Porthcawl to Kragujevac | 1,247.28 mi (2,007.31 km) |
| Porthcawl to Kraljevo | 1,247.91 mi (2,008.32 km) |
| Porthcawl to Krupanj | 1,168.70 mi (1,880.85 km) |
| Porthcawl to Krusevac | 1,279.84 mi (2,059.70 km) |
| Porthcawl to Kucevo | 1,260.36 mi (2,028.35 km) |
| Porthcawl to Kula | 1,131.46 mi (1,820.92 km) |
