Houston is served by two major commercial airports, Houston Hobby and Houston George Bush Intercontinental. Of the two, Hobby is much closer to the NARCON host hotel and Space Center Houston, a short 18 miles away. Whether you are arriving at either Hobby or George Bush Intercontinental you'll probably want to plan for a rental car.
Houston's Hobby Airport is a major operating base for Southwest Airlines, and also offers some flights from Delta, American, and Jet Blue.
Houston George Bush Intercontinental offers far more flight options than Hobby, but is a bit more distant at 48 miles. Airlines serving this airport include United, American, Delta, Jet Blue, Frontier, Spirit, and others. In addition, many international destinations offer direct flights to Houston via this gateway