Question : What is the cheapest round-trip ticket you can get to Houston?
Answer : Iberia is your best bet for finding that coveted low fare. They're offering fares as low as $683, while prices for other flights are as high as $3,214.
Question : How long do most people stay in Houston?
Answer : Of course you're not most people, but if you were, you'd stay roughly 14 days.
Question : Will you do what it takes to get the absolute cheapest flight?
Answer : For the month of November, the cheapest day to fly is Thursday. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.
Question : Is the price you found a good deal?
Answer : Flight prices fluctuate much more than most routes from Italy for NAP to IAH. They range anywhere from $683 to $3,214. The further out you book a route, the more likely you are to save.