Question : Interested in traveling in the next 30 days and want to get the lowest fare?
Answer : Mar 7th has seen bookings (as of Feb 20th) as cheap as $332. That comes in 14% below the average price for this route. Saving now means you'll have more money to spend on your trip.
Question : Is the price you found a good deal?
Answer : Ranging from $332 to $553, prices for LGA to FSD change less than most routes in the United States. Remember, you can save by booking further in advance.
Question : Which airline is offering the cheapest flight from LGA to FSD?
Answer : American Airlines is your best bet for finding that coveted low fare. They're offering fares as low as $332, while prices for other flights are as high as $553.
Question : How long do most people visit Sioux Falls?
Answer : Of course you're not most people, but if you were, you'd stay roughly 17 days.
Question : Will you do what it takes to get the absolute cheapest flight?
Answer : Tuesday is your lowest-cost day to fly in March. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.