Question : How long are most people's visits to Roanoke when they fly in from Houston?
Answer : Of course you're not most people, but if you were, you'd stay roughly six days.
Question : Would you be willing to change your travel days if it saved you money?
Answer : The cheapest day to fly in February is Sunday. Having flexibility in your travel plans means you can save, so be sure to plan ahead when possible.
Question : How often are prices changing for this route?
Answer : Flight prices for IAH to ROA change a lot more than the majority of routes. Prices tend to be lower the further out you book.