The flight distance from George Bush Intcntl/Houston Airport (IAH) in Houston, United States to St Marys Municipal Airport (STQ) in St Marys, United States is 1,976 kilometers (1,228 miles / 1,067 nautical miles). The estimated flight time for this route is approximately 3h, flying northeast at a heading of 45°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 1-hour time difference between the two cities.

Time zone information: When it's 17:15 in Houston, it's 18:15 in St Marys.

There is a significant elevation difference of 1,839 feet between the two airports. St Marys Municipal Airport sits higher than George Bush Intcntl/Houston Airport.

The return flight from St Marys (STQ) to Houston (IAH) follows a heading of 235° (southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the George Bush Intcntl/Houston Airport (IAH) and St Marys Municipal Airport (STQ) detail pages, or use our flight duration calculator to compare other routes.