| Houston to Port Chester (New York) | 1,442.00 mi (2,320.68 km) |
| Houston to Port Hueneme (California) | 1,424.69 mi (2,292.81 km) |
| Houston to Port Huron (Michigan) | 1,159.02 mi (1,865.27 km) |
| Houston to Port Lavaca (Texas) | 109.99 mi (177.01 km) |
| Houston to Port Neches (Texas) | 87.42 mi (140.69 km) |
| Houston to Port Orange (Florida) | 865.60 mi (1,393.04 km) |
| Houston to Port Orchard (Washington) | 1,897.22 mi (3,053.29 km) |
| Houston to Port Royal (South Carolina) | 886.28 mi (1,426.33 km) |
| Houston to Port Salerno (Florida) | 940.28 mi (1,513.24 km) |
| Houston to Port St. John (Florida) | 883.89 mi (1,422.48 km) |
| Houston to Port St. Lucie (Florida) | 926.13 mi (1,490.46 km) |
| Houston to Port Washington (New York) | 1,436.31 mi (2,311.52 km) |
| Houston to Port Washington (Wisconsin) | 1,026.56 mi (1,652.08 km) |
| Houston to Port Wentworth (Georgia) | 856.08 mi (1,377.73 km) |
| Houston to Portage (Indiana) | 935.34 mi (1,505.28 km) |
