| Cascais to Gavardo | 1,119.01 mi (1,800.87 km) |
| Cascais to Gavirate | 1,047.06 mi (1,685.08 km) |
| Cascais to Gavorrano | 1,099.24 mi (1,769.06 km) |
| Cascais to Gela | 1,291.93 mi (2,079.16 km) |
| Cascais to Gemona del Friuli | 1,256.91 mi (2,022.81 km) |
| Cascais to Genoa | 1,024.64 mi (1,649.01 km) |
| Cascais to Genzano di Roma | 1,181.64 mi (1,901.67 km) |
| Cascais to Gessate | 1,072.13 mi (1,725.43 km) |
| Cascais to Ghedi | 1,107.75 mi (1,782.75 km) |
| Cascais to Giarre | 1,333.07 mi (2,145.37 km) |
| Cascais to Giaveno | 965.08 mi (1,553.15 km) |
| Cascais to Giffoni Valle Piana | 1,297.58 mi (2,088.25 km) |
| Cascais to Ginosa | 1,393.46 mi (2,242.55 km) |
| Cascais to Gioia del Colle | 1,401.94 mi (2,256.21 km) |
| Cascais to Gioia Tauro | 1,363.43 mi (2,194.23 km) |
