Question : How many days should you spend in Milan if you're flying in from Detroit?
Answer : Of course you're not most people, but if you were, you'd stay roughly 22 days.
Question : Will you do what it takes to get the absolute cheapest flight?
Answer : Monday is your lowest-cost day to fly in December. Flexibility is paramount when booking travel plans in order to keep costs down.
Question : Do prices change more for this route than others?
Answer : Prices are fluctuating a lot more for this route than most routes. Remember, you can save by booking further in advance.