| Porthcawl to Hisarcik | 1,786.80 mi (2,875.58 km) |
| Porthcawl to Hizan | 2,389.80 mi (3,846.02 km) |
| Porthcawl to Hopa | 2,218.39 mi (3,570.16 km) |
| Porthcawl to Huyuk | 1,942.31 mi (3,125.84 km) |
| Porthcawl to Idil | 2,404.82 mi (3,870.18 km) |
| Porthcawl to Igdir | 2,389.31 mi (3,845.23 km) |
| Porthcawl to Ihsaniye | 1,845.54 mi (2,970.11 km) |
| Porthcawl to Ilic | 2,172.88 mi (3,496.91 km) |
| Porthcawl to Ilica | 2,261.89 mi (3,640.16 km) |
| Porthcawl to Incesu | 2,063.80 mi (3,321.36 km) |
| Porthcawl to Incirliova | 1,787.48 mi (2,876.67 km) |
| Porthcawl to Inebolu | 1,867.03 mi (3,004.69 km) |
| Porthcawl to Inegol | 1,762.76 mi (2,836.89 km) |
| Porthcawl to Ipsala | 1,597.00 mi (2,570.13 km) |
| Porthcawl to Iskenderun | 2,194.90 mi (3,532.35 km) |
