| Llantwit Major to Glyka Nera | 1,615.65 mi (2,600.14 km) |
| Llantwit Major to Grevena | 1,422.09 mi (2,288.63 km) |
| Llantwit Major to Ialysos | 1,861.84 mi (2,996.34 km) |
| Llantwit Major to Ilion | 1,607.84 mi (2,587.56 km) |
| Llantwit Major to Ilioupoli | 1,614.59 mi (2,598.43 km) |
| Llantwit Major to Ioannina | 1,419.11 mi (2,283.83 km) |
| Llantwit Major to Irakleio | 1,796.23 mi (2,890.75 km) |
| Llantwit Major to Irakleio | 1,609.66 mi (2,590.49 km) |
| Llantwit Major to Kaisariani | 1,613.24 mi (2,596.25 km) |
| Llantwit Major to Kalamaria | 1,460.50 mi (2,350.45 km) |
| Llantwit Major to Kalamata | 1,595.35 mi (2,567.47 km) |
| Llantwit Major to Kallithea | 1,611.83 mi (2,593.99 km) |
| Llantwit Major to Kalymnos | 1,787.81 mi (2,877.20 km) |
| Llantwit Major to Kalyvia Thorikou | 1,625.93 mi (2,616.68 km) |
| Llantwit Major to Kamatero | 1,607.04 mi (2,586.29 km) |
