| Porthcawl to Glyka Nera | 1,626.19 mi (2,617.09 km) |
| Porthcawl to Grevena | 1,432.61 mi (2,305.57 km) |
| Porthcawl to Ialysos | 1,872.32 mi (3,013.20 km) |
| Porthcawl to Ilion | 1,618.37 mi (2,604.52 km) |
| Porthcawl to Ilioupoli | 1,625.13 mi (2,615.39 km) |
| Porthcawl to Ioannina | 1,429.66 mi (2,300.81 km) |
| Porthcawl to Irakleio | 1,806.79 mi (2,907.75 km) |
| Porthcawl to Irakleio | 1,620.19 mi (2,607.45 km) |
| Porthcawl to Kaisariani | 1,623.78 mi (2,613.21 km) |
| Porthcawl to Kalamaria | 1,470.96 mi (2,367.27 km) |
| Porthcawl to Kalamata | 1,605.92 mi (2,584.48 km) |
| Porthcawl to Kallithea | 1,622.37 mi (2,610.95 km) |
| Porthcawl to Kalymnos | 1,798.30 mi (2,894.09 km) |
| Porthcawl to Kalyvia Thorikou | 1,636.47 mi (2,633.64 km) |
| Porthcawl to Kamatero | 1,617.58 mi (2,603.25 km) |
