| Houston to Curtea de Arges | 6,038.64 mi (9,718.25 km) |
| Houston to Dabuleni | 6,077.55 mi (9,780.86 km) |
| Houston to Darabani | 5,965.62 mi (9,600.73 km) |
| Houston to Darmanesti | 6,046.56 mi (9,731.00 km) |
| Houston to Dej | 5,918.88 mi (9,525.51 km) |
| Houston to Deva | 5,940.55 mi (9,560.38 km) |
| Houston to Dolhasca | 6,001.59 mi (9,658.63 km) |
| Houston to Dorohoi | 5,969.72 mi (9,607.33 km) |
| Houston to Draganesti-Olt | 6,077.26 mi (9,780.40 km) |
| Houston to Dragasani | 6,044.93 mi (9,728.37 km) |
| Houston to Drobeta-Turnu Severin | 5,985.91 mi (9,633.38 km) |
| Houston to Fagaras | 6,017.17 mi (9,683.70 km) |
| Houston to Falticeni | 5,989.55 mi (9,639.25 km) |
| Houston to Fetesti | 6,186.32 mi (9,955.92 km) |
| Houston to Filiasi | 6,029.05 mi (9,702.82 km) |
