| Houston to Ahrensfelde | 5,327.65 mi (8,574.02 km) |
| Houston to Aich | 5,308.20 mi (8,542.72 km) |
| Houston to Aichach | 5,388.67 mi (8,672.22 km) |
| Houston to Aidlingen | 5,292.82 mi (8,517.97 km) |
| Houston to Ainring | 5,482.61 mi (8,823.40 km) |
| Houston to Albstadt | 5,314.12 mi (8,552.24 km) |
| Houston to Aldenhoven | 5,116.57 mi (8,234.33 km) |
| Houston to Alfeld | 5,213.50 mi (8,390.32 km) |
| Houston to Alfter | 5,149.74 mi (8,287.71 km) |
| Houston to Alpen | 5,103.41 mi (8,213.14 km) |
| Houston to Alsbach-Hahnlein | 5,245.44 mi (8,441.72 km) |
| Houston to Alsdorf | 5,112.49 mi (8,227.76 km) |
| Houston to Alsfeld | 5,235.55 mi (8,425.80 km) |
| Houston to Altdorf | 5,422.55 mi (8,726.75 km) |
| Houston to Altena | 5,156.19 mi (8,298.08 km) |
