George Bush Intercontinental Airport - Houston, TX (IAH / KIAH) is closest to Kingwood, TX; about 8 miles by road. Hobby Airport is about 33 miles by car from Kingwood.
Bush is much closer.
The closest major airport to Corpus Christi, Texas is Corpus Christi International Airport (CRP / KCRP). This airport is about 9 miles by car from the center of Corpus Christi.
George Bush Intercontinental Airport Houston (IAH) is 23 miles.
The nearest major airport is George Bush Intercontinental Airport (IAH / KIAH). This airport has international and domestic flights from Houston, Texas and is about 8 miles from the center of Spring, TX.
The nearest major airport is East Texas Regional Airport(GGG / KGGG). This airport only has domestic flights and is about 11 miles by car from the center of Longview, TX. If you need an international airport, the closest to Longview is Dallas/Fort Worth International Airport - Dallas, TX (DFW / KDFW) which is around 150 miles by car from Longview.
The closest large airport would be Houston Intercontental in Spring, Texas.
The closest major airport to Rockport, TX is Corpus Christi International Airport (CRP / KCRP). This is about 41 driving miles from the center of Rockport.
The nearest major airport is Brownsville/South Padre Island International Airport (BRO / KBRO). This airport has international and domestic flights and is about 5 road miles from the center of Brownsville.
The nearest major airport is George Bush Intercontinental Airport (IAH / KIAH). This airport has international and domestic flights from Houston, Texas and is about 32 miles from the center of Katy, TX.
The closest major airport to San Angelo, Texas is San Angelo Regional Airport (SJT / KSJT). This airport is about 10 miles by car from the center of San Angelo. If you are willing to drive about 210 miles, the next closest major airport is San Antonio International Airport - San Antonio, TX (SAT / KSAT).
The closest major airport to Bryan, Texas is Easterwood Airport (CLL / KCLL). This airport is in College Station, Texas and is about 6 miles from the center of Bryan, TX.
Waco is about halfway between Dallas and Austin. You can make any of the following: Dallas Love Field (DAL), Dallas-Fort Worth International Airport (DFW), or Austin-Bergstrom International Airport (AUS)
The closest major airport to Earth, Texas is Clovis Municipal Airport (CVN / KCVN). This airport is in Clovis, New Mexico and is about 40 miles from the center of Earth, TX.