| Llantrisant to Glen Parva | 118.52 mi (190.74 km) |
| Llantrisant to Glenfield | 119.68 mi (192.61 km) |
| Llantrisant to Glenrothes | 321.80 mi (517.88 km) |
| Llantrisant to Glossop | 144.39 mi (232.37 km) |
| Llantrisant to Gloucester | 53.29 mi (85.76 km) |
| Llantrisant to Godalming | 121.88 mi (196.14 km) |
| Llantrisant to Golborne | 137.58 mi (221.42 km) |
| Llantrisant to Goodmayes | 149.86 mi (241.17 km) |
| Llantrisant to Goole | 182.36 mi (293.47 km) |
| Llantrisant to Gorleston-on-Sea | 228.01 mi (366.94 km) |
| Llantrisant to Gornalwood | 86.15 mi (138.64 km) |
| Llantrisant to Gosforth | 250.09 mi (402.48 km) |
| Llantrisant to Gosport | 110.33 mi (177.55 km) |
| Llantrisant to Gourock | 310.45 mi (499.62 km) |
| Llantrisant to Grangemouth | 309.16 mi (497.55 km) |
