The flight distance from George Bush Intcntl/Houston Airport (IAH) in Houston, United States to Lemhi County Airport (SMN) in Salmon, United States is 2,335 kilometers (1,451 miles / 1,261 nautical miles). The estimated flight time for this route is approximately 4h, flying northwest at a heading of 321°.

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 02:47 in Houston, it's 01:47 in Salmon.

There is a significant elevation difference of 3,948 feet between the two airports. Lemhi County Airport sits higher than George Bush Intcntl/Houston Airport.

The return flight from Salmon (SMN) to Houston (IAH) follows a heading of 130° (southeast). 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 Lemhi County Airport (SMN) detail pages, or use our flight duration calculator to compare other routes.