| Sintra to Dudley | 1,009.40 mi (1,624.47 km) |
| Sintra to Dukinfield | 1,071.19 mi (1,723.91 km) |
| Sintra to Dumbarton | 1,205.56 mi (1,940.17 km) |
| Sintra to Dumfries | 1,155.88 mi (1,860.21 km) |
| Sintra to Dunbar | 1,229.85 mi (1,979.25 km) |
| Sintra to Dunblane | 1,226.60 mi (1,974.02 km) |
| Sintra to Dundee | 1,255.11 mi (2,019.90 km) |
| Sintra to Dunfermline | 1,224.28 mi (1,970.28 km) |
| Sintra to Dunstable | 999.78 mi (1,608.98 km) |
| Sintra to Durham | 1,162.43 mi (1,870.75 km) |
| Sintra to Ealing | 982.27 mi (1,580.81 km) |
| Sintra to Earlestown | 1,061.29 mi (1,707.98 km) |
| Sintra to Earley | 963.84 mi (1,551.16 km) |
| Sintra to East Barnet | 992.70 mi (1,597.59 km) |
| Sintra to East Dereham | 1,078.23 mi (1,735.25 km) |
