| Idanha-a-Nova to Dudley | 903.49 mi (1,454.02 km) |
| Idanha-a-Nova to Dukinfield | 967.35 mi (1,556.80 km) |
| Idanha-a-Nova to Dumbarton | 1,114.44 mi (1,793.52 km) |
| Idanha-a-Nova to Dumfries | 1,060.25 mi (1,706.32 km) |
| Idanha-a-Nova to Dunbar | 1,132.00 mi (1,821.77 km) |
| Idanha-a-Nova to Dunblane | 1,133.70 mi (1,824.52 km) |
| Idanha-a-Nova to Dundee | 1,159.35 mi (1,865.80 km) |
| Idanha-a-Nova to Dunfermline | 1,129.49 mi (1,817.74 km) |
| Idanha-a-Nova to Dunstable | 886.81 mi (1,427.18 km) |
| Idanha-a-Nova to Durham | 1,059.47 mi (1,705.05 km) |
| Idanha-a-Nova to Ealing | 867.59 mi (1,396.25 km) |
| Idanha-a-Nova to Earlestown | 959.46 mi (1,544.10 km) |
| Idanha-a-Nova to Earley | 851.06 mi (1,369.66 km) |
| Idanha-a-Nova to East Barnet | 877.92 mi (1,412.88 km) |
| Idanha-a-Nova to East Dereham | 962.90 mi (1,549.64 km) |
