The cheapest times to fly from EYW to FSD are
- April 9th to June 3rd
- June 25th to August 5th
- December 24th to January 28th (except the week of January 1st)
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from EYW to FSD is late July. Prices can be as high as $1052 for Sunday flights during mid December, or as low as $343 for Tuesday flights around late July.
When to Fly to Sioux Falls
Flying from Key West, FL (EYW) to Sioux Falls, SD (FSD) will usually cost between $434 to $839 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late July with an average ticket price of $501. Due to high demand the most expensive time to fly is mid December, with an average price of $742. Planning your trip to low-cost times can easily save you $241 on economy flights and even more on first-class flights. Generally, any price below $587 can be considered a good price for a round-trip EYW to FSD flight.
See below for a graph of average weekly prices for the EYW to FSD route. All prices are for round-trip tickets in USD.
Compared to other flights, the EYW to FSD flight is cheaper than the average and costs less than the average flight leaving from Key West. The average price per mile (for a direct flight) is $0.23, which is below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $245 (33%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $503. Return trip prices are from the FSD to EYW flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from EYW to FSD can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 3 hour 48 minutes may not be realistic.
Flight Hacking EYW to FSD
Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from EYW to FSD — but Champion Traveler does!
- Price for both tickets: $567
- Average savings: $21 (3.49%)
Flight Questions Answered
Still have questions about flying from EYW to FSD? We’ve got answers.
Which airlines fly this route?
You can find 3 major airlines flying this route most often: American, Delta, United, and potentially more during busy seasons.
How far away is it from Joe Foss Field Airport to Key West International Airport?
The distance between the two airports is roughly 1564 miles or 2517 kilometers.
How long does it take to fly from EYW to FSD?
The real-world flight time for a nonstop EYW to FSD flight is about 3 hour 48 minutes.
How many flights go between Key West, FL and Sioux Falls, SD?
It depends on the day of the week and the date, but a typical day might have around 23 available flights from EYW to FSD.
Airport Location Info
|Origination airport name||Key West International Airport|
|City||Key West, FL|
|Country||the United States|
|Destination airport name||Joe Foss Field Airport|
|City||Sioux Falls, SD|
|Country||the United States|
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.