Question : What is the cheapest day to fly in the next four weeks?
Answer : Mar 13th has seen bookings (as of Feb 20th) as cheap as $735. That comes in 29% below the average price for this route. Saving now means you'll have more cash in your pocket for the trip.
Question : How much should a trip from Rome (FCO) to Saint Louis (STL) cost?
Answer : Ranging anywhere from $735 to $2,967, prices for FCO to STL do change a lot more than most routes from Italy. However, the sooner you book, the better price you tend to get.
Question : How long do most people visit Saint Louis?
Answer : Of course you're not most people, but if you were, you'd stay roughly six days.
Question : Will you do what it takes to get the absolute cheapest flight?
Answer : The best day to fly on a budget this month is Tuesday. Flexibility is paramount when booking travel plans in order to keep travel costs down.