| Houston to Todi | 5,651.84 mi (9,095.76 km) |
| Houston to Tolentino | 5,671.99 mi (9,128.19 km) |
| Houston to Tolmezzo | 5,539.03 mi (8,914.21 km) |
| Houston to Torre Annunziata | 5,816.82 mi (9,361.27 km) |
| Houston to Torre Boldone | 5,429.79 mi (8,738.40 km) |
| Houston to Torre del Greco | 5,813.59 mi (9,356.07 km) |
| Houston to Torre Maggiore | 5,815.73 mi (9,359.51 km) |
| Houston to Torre Santa Susanna | 5,968.35 mi (9,605.14 km) |
| Houston to Torri di Quartesolo | 5,515.74 mi (8,876.72 km) |
| Houston to Tortoli | 5,637.56 mi (9,072.78 km) |
| Houston to Tortona | 5,424.37 mi (8,729.69 km) |
| Houston to Tortoreto | 5,714.29 mi (9,196.26 km) |
| Houston to Tradate | 5,397.99 mi (8,687.23 km) |
| Houston to Trani | 5,880.18 mi (9,463.23 km) |
| Houston to Trapani | 5,838.71 mi (9,396.49 km) |
