| Sintra to Glenfield | 1,033.53 mi (1,663.31 km) |
| Sintra to Glenrothes | 1,235.38 mi (1,988.15 km) |
| Sintra to Glossop | 1,071.27 mi (1,724.04 km) |
| Sintra to Gloucester | 965.97 mi (1,554.58 km) |
| Sintra to Godalming | 955.36 mi (1,537.50 km) |
| Sintra to Golborne | 1,063.76 mi (1,711.95 km) |
| Sintra to Goodmayes | 994.00 mi (1,599.70 km) |
| Sintra to Goole | 1,105.15 mi (1,778.57 km) |
| Sintra to Gorleston-on-Sea | 1,089.71 mi (1,753.72 km) |
| Sintra to Gornalwood | 1,009.78 mi (1,625.08 km) |
| Sintra to Gosforth | 1,176.58 mi (1,893.53 km) |
| Sintra to Gosport | 921.19 mi (1,482.50 km) |
| Sintra to Gourock | 1,203.75 mi (1,937.26 km) |
| Sintra to Grangemouth | 1,217.49 mi (1,959.37 km) |
| Sintra to Grantham | 1,060.65 mi (1,706.94 km) |
