| Llantrisant to Islahiye | 2,182.40 mi (3,512.24 km) |
| Llantrisant to Isparta | 1,895.87 mi (3,051.10 km) |
| Llantrisant to Istanbul | 1,688.44 mi (2,717.28 km) |
| Llantrisant to Izmir | 1,726.48 mi (2,778.49 km) |
| Llantrisant to Kadinhani | 1,943.10 mi (3,127.12 km) |
| Llantrisant to Kadirli | 2,144.56 mi (3,451.34 km) |
| Llantrisant to Kagithane | 1,686.52 mi (2,714.19 km) |
| Llantrisant to Kahramanmaras | 2,170.29 mi (3,492.75 km) |
| Llantrisant to Kahta | 2,233.26 mi (3,594.09 km) |
| Llantrisant to Kaman | 1,958.16 mi (3,151.36 km) |
| Llantrisant to Kangal | 2,118.73 mi (3,409.77 km) |
| Llantrisant to Kapakli | 1,633.95 mi (2,629.59 km) |
| Llantrisant to Karaagac | 2,181.94 mi (3,511.50 km) |
| Llantrisant to Karaagac | 1,634.61 mi (2,630.65 km) |
| Llantrisant to Karabuk | 1,835.98 mi (2,954.73 km) |
