| Letchworth to Giovinazzo | 1,090.60 mi (1,755.15 km) |
| Letchworth to Giugliano in Campania | 1,022.92 mi (1,646.23 km) |
| Letchworth to Giulianova | 917.26 mi (1,476.19 km) |
| Letchworth to Giussano | 609.56 mi (980.99 km) |
| Letchworth to Goito | 679.74 mi (1,093.94 km) |
| Letchworth to Gonzaga | 699.96 mi (1,126.48 km) |
| Letchworth to Gorgonzola | 624.06 mi (1,004.33 km) |
| Letchworth to Gorizia | 752.45 mi (1,210.95 km) |
| Letchworth to Gragnano | 1,046.01 mi (1,683.39 km) |
| Letchworth to Grammichele | 1,249.94 mi (2,011.58 km) |
| Letchworth to Granarolo del l'Emilia | 741.30 mi (1,193.01 km) |
| Letchworth to Gravina in Puglia | 1,101.36 mi (1,772.47 km) |
| Letchworth to Grezzana | 678.23 mi (1,091.51 km) |
| Letchworth to Gricignano d'Aversa | 1,018.77 mi (1,639.56 km) |
| Letchworth to Grosseto | 826.36 mi (1,329.90 km) |
