| Sintra to Dendermonde | 1,068.85 mi (1,720.15 km) |
| Sintra to Dessel | 1,109.39 mi (1,785.39 km) |
| Sintra to Destelbergen | 1,060.89 mi (1,707.33 km) |
| Sintra to Deurne | 1,089.25 mi (1,752.98 km) |
| Sintra to Diepenbeek | 1,102.97 mi (1,775.06 km) |
| Sintra to Diest | 1,095.26 mi (1,762.65 km) |
| Sintra to Diksmuide | 1,033.40 mi (1,663.10 km) |
| Sintra to Dilbeek | 1,063.30 mi (1,711.21 km) |
| Sintra to Dinant | 1,056.62 mi (1,700.46 km) |
| Sintra to Dison | 1,103.23 mi (1,775.48 km) |
| Sintra to Dour | 1,027.35 mi (1,653.35 km) |
| Sintra to Drongen | 1,057.01 mi (1,701.09 km) |
| Sintra to Duffel | 1,084.63 mi (1,745.54 km) |
| Sintra to Durbuy | 1,078.14 mi (1,735.11 km) |
| Sintra to Ecaussinnes-Lalaing | 1,048.04 mi (1,686.65 km) |
