| Houston to Adel | 4,730.11 mi (7,612.38 km) |
| Houston to Adwick le Street | 4,752.16 mi (7,647.87 km) |
| Houston to Ainsdale | 4,680.63 mi (7,532.74 km) |
| Houston to Airdrie | 4,592.84 mi (7,391.46 km) |
| Houston to Aldenham | 4,834.63 mi (7,780.59 km) |
| Houston to Aldershot | 4,829.94 mi (7,773.04 km) |
| Houston to Aldridge | 4,748.80 mi (7,642.45 km) |
| Houston to Alfreton | 4,757.09 mi (7,655.79 km) |
| Houston to Allestree | 4,756.74 mi (7,655.23 km) |
| Houston to Alloa | 4,593.95 mi (7,393.25 km) |
| Houston to Almondbury | 4,729.28 mi (7,611.04 km) |
| Houston to Alsager | 4,721.41 mi (7,598.38 km) |
| Houston to Alton | 4,823.99 mi (7,763.46 km) |
| Houston to Altrincham | 4,712.33 mi (7,583.76 km) |
| Houston to Amblecote | 4,743.04 mi (7,633.19 km) |
