| Porthcawl to Islahiye | 2,194.85 mi (3,532.27 km) |
| Porthcawl to Isparta | 1,907.64 mi (3,070.05 km) |
| Porthcawl to Istanbul | 1,700.73 mi (2,737.07 km) |
| Porthcawl to Izmir | 1,737.83 mi (2,796.77 km) |
| Porthcawl to Kadinhani | 1,955.22 mi (3,146.62 km) |
| Porthcawl to Kadirli | 2,157.00 mi (3,471.36 km) |
| Porthcawl to Kagithane | 1,698.84 mi (2,734.01 km) |
| Porthcawl to Kahramanmaras | 2,182.87 mi (3,512.98 km) |
| Porthcawl to Kahta | 2,246.05 mi (3,614.67 km) |
| Porthcawl to Kaman | 1,970.70 mi (3,171.53 km) |
| Porthcawl to Kangal | 2,131.63 mi (3,430.52 km) |
| Porthcawl to Kapakli | 1,646.19 mi (2,649.29 km) |
| Porthcawl to Karaagac | 2,194.25 mi (3,531.30 km) |
| Porthcawl to Karaagac | 1,646.84 mi (2,650.34 km) |
| Porthcawl to Karabuk | 1,848.76 mi (2,975.29 km) |
