| Portimao to Gavardo | 1,140.03 mi (1,834.70 km) |
| Portimao to Gavirate | 1,073.34 mi (1,727.38 km) |
| Portimao to Gavorrano | 1,100.70 mi (1,771.41 km) |
| Portimao to Gela | 1,252.75 mi (2,016.11 km) |
| Portimao to Gemona del Friuli | 1,277.99 mi (2,056.72 km) |
| Portimao to Genoa | 1,040.13 mi (1,673.93 km) |
| Portimao to Genzano di Roma | 1,172.88 mi (1,887.56 km) |
| Portimao to Gessate | 1,094.83 mi (1,761.95 km) |
| Portimao to Ghedi | 1,127.81 mi (1,815.03 km) |
| Portimao to Giarre | 1,298.61 mi (2,089.91 km) |
| Portimao to Giaveno | 988.72 mi (1,591.20 km) |
| Portimao to Giffoni Valle Piana | 1,281.59 mi (2,062.53 km) |
| Portimao to Ginosa | 1,376.14 mi (2,214.68 km) |
| Portimao to Gioia del Colle | 1,386.42 mi (2,231.23 km) |
| Portimao to Gioia Tauro | 1,333.56 mi (2,146.15 km) |
