| Houston to Aberaman | 4,711.62 mi (7,582.62 km) |
| Houston to Aberbargoed | 4,720.07 mi (7,596.22 km) |
| Houston to Aberdare | 4,710.83 mi (7,581.35 km) |
| Houston to Aberdeen | 4,630.66 mi (7,452.33 km) |
| Houston to Abergavenny | 4,725.18 mi (7,604.44 km) |
| Houston to Abergele | 4,667.53 mi (7,511.67 km) |
| Houston to Abertawe | 4,692.95 mi (7,552.57 km) |
| Houston to Abertillery | 4,723.00 mi (7,600.93 km) |
| Houston to Aberystwyth | 4,668.55 mi (7,513.31 km) |
| Houston to Abingdon | 4,798.08 mi (7,721.76 km) |
| Houston to Abram | 4,700.30 mi (7,564.40 km) |
| Houston to Accrington | 4,702.85 mi (7,568.50 km) |
| Houston to Acomb | 4,744.79 mi (7,636.01 km) |
| Houston to Acton | 4,842.25 mi (7,792.85 km) |
| Houston to Addlestone | 4,837.46 mi (7,785.14 km) |
