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Last Published Fare:
$435 Flight from Houston to Sioux City (IAH-SUX),
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Found by other travelers: Houston, TX (IAH) to Sioux City, IA (SUX)
There are approximately 4 flights covering the route from George Bush Intercontinental Airport in Houston to Sioux Gateway Airport in Sioux City, provided by as many as 3 airlines.
The following airlines often offer cheap flights from Houston to Sioux City
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