| Houston to Altinova | 6,426.52 mi (10,342.49 km) |
| Houston to Altintas | 6,528.59 mi (10,506.76 km) |
| Houston to Altinyayla | 6,759.77 mi (10,878.81 km) |
| Houston to Altunhisar | 6,740.85 mi (10,848.34 km) |
| Houston to Alucra | 6,772.71 mi (10,899.62 km) |
| Houston to Amasra | 6,479.28 mi (10,427.39 km) |
| Houston to Amasya | 6,655.95 mi (10,711.72 km) |
| Houston to Anamur | 6,781.76 mi (10,914.18 km) |
| Houston to Andirin | 6,834.43 mi (10,998.95 km) |
| Houston to Ankara | 6,587.36 mi (10,601.34 km) |
| Houston to Antalya | 6,657.82 mi (10,714.73 km) |
| Houston to Araban | 6,890.17 mi (11,088.66 km) |
| Houston to Arac | 6,538.17 mi (10,522.17 km) |
| Houston to Arakli | 6,781.21 mi (10,913.31 km) |
| Houston to Aralik | 6,979.55 mi (11,232.49 km) |
