| Helsinki to Dendermonde | 1,022.17 mi (1,645.02 km) |
| Helsinki to Dessel | 981.74 mi (1,579.96 km) |
| Helsinki to Destelbergen | 1,030.39 mi (1,658.26 km) |
| Helsinki to Deurne | 1,001.74 mi (1,612.14 km) |
| Helsinki to Diepenbeek | 989.40 mi (1,592.28 km) |
| Helsinki to Diest | 996.22 mi (1,603.26 km) |
| Helsinki to Diksmuide | 1,059.67 mi (1,705.38 km) |
| Helsinki to Dilbeek | 1,027.69 mi (1,653.90 km) |
| Helsinki to Dinant | 1,037.06 mi (1,668.99 km) |
| Helsinki to Dison | 991.85 mi (1,596.23 km) |
| Helsinki to Dour | 1,063.73 mi (1,711.91 km) |
| Helsinki to Drongen | 1,034.43 mi (1,664.76 km) |
| Helsinki to Duffel | 1,006.32 mi (1,619.52 km) |
| Helsinki to Durbuy | 1,017.00 mi (1,636.70 km) |
| Helsinki to Ecaussinnes-Lalaing | 1,043.17 mi (1,678.82 km) |
