Question : What day in the next four weeks has the best fares?
Answer : December 15th offers bookings (as of December 5th) that are 20% below the average price for this route. Saving on booking fees means you'll have more money in hand for the trip.
Question : How long do most people stay in Sioux Falls when they fly in from Charleston?
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 lowest-cost day to fly in December is Sunday. Flexibility is paramount when booking travel plans in order to keep costs down.
Question : Over the coming months, which airline is getting its passengers to Sioux Falls Regional Airport (Joe Foss Field) (FSD) round-trip the cheapest?
Answer : United Airlines is booking the cheapest flights for its customers over the next three months.