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Airport Comparison
Houston (IAH) to Fort Smith (YSM) Flight Distance
The flight distance from George Bush Intcntl/Houston Airport (IAH) in Houston, United States to Fort Smith Airport (YSM) in Fort Smith, Canada is 3,564 kilometers (2,214 miles / 1,924 nautical miles). The estimated flight time for this route is approximately 5h, flying north northwest at a heading of 344°.
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 an international route connecting United States with Canada. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.
Time zone information: When it's 05:58 in Houston, it's 04:58 in Fort Smith.
The return flight from Fort Smith (YSM) to Houston (IAH) follows a heading of 152° (south 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 Fort Smith Airport (YSM) detail pages, or use our flight duration calculator to compare other routes.
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Flight schedule IAH → YSM
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