Cheapest flight to houston : The phoenix airport is a very large airport. it is mostly located within the city, so it is easy for people to reach by public transport. You can reach the airport by car, bus and rail. if you do not want to drive yourself, you can take a taxi from the center of town with your luggage to the airport - but only one passenger is allowed. Or you can take the bus from one of the poles outside. A bus will get you from downtown at tucson international airport. For more info call on: 1-855-923-2209