| Houston to Amersham | 4,824.70 mi (7,764.61 km) |
| Houston to Amesbury | 4,791.23 mi (7,710.74 km) |
| Houston to Ammanford | 4,686.78 mi (7,542.65 km) |
| Houston to Ampthill | 4,819.75 mi (7,756.64 km) |
| Houston to Andover | 4,802.33 mi (7,728.60 km) |
| Houston to Annan | 4,639.29 mi (7,466.22 km) |
| Houston to Antrim | 4,534.45 mi (7,297.49 km) |
| Houston to Appleton | 4,705.86 mi (7,573.34 km) |
| Houston to Appley Bridge | 4,693.45 mi (7,553.39 km) |
| Houston to Arbroath | 4,627.44 mi (7,447.15 km) |
| Houston to Ardrossan | 4,567.04 mi (7,349.93 km) |
| Houston to Armadale | 4,602.08 mi (7,406.33 km) |
| Houston to Armthorpe | 4,758.37 mi (7,657.85 km) |
| Houston to Arnold | 4,769.21 mi (7,675.30 km) |
| Houston to Ascot | 4,829.24 mi (7,771.92 km) |
