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$110+ Cheap flights from South Dakota to Florida Keys

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — EYW
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from South Dakota to Florida Keys

Cheapest flights from South Dakota to Florida Keys
Explore the most affordable flight options available from South Dakota to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

This Priceline deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:50 pmFSD - MIA
1 stop7h 10mFrontier
Sun 1/111:07 pmMIA - FSD
1 stop7h 34mFrontier
Deal found 12/20$397
This Delta deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:25 pmFSD - MIA
2 stops10h 06mDelta
Thu 1/16:25 amMIA - FSD
1 stop7h 08mDelta
Deal found 12/21$416
This United Airlines deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:00 amFSD - MIA
2 stops8h 40mUnited Airlines
Thu 12/252:10 pmMIA - FSD
1 stop8h 46mUnited Airlines
Deal found 12/22$429
This Delta deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:25 pmFSD - MIA
2 stops10h 06mDelta
Tue 1/66:20 pmMIA - FSD
1 stop5h 50mDelta
Deal found 12/21$451
This United Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:45 amRAP - MIA
1 stop8h 56mUnited Airlines
Tue 1/137:15 amMIA - RAP
1 stop10h 07mUnited Airlines
Deal found 12/21$469
This Delta deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:16 amFSD - MIA
1 stop6h 40mDelta
Thu 12/254:01 pmMIA - FSD
1 stop7h 06mDelta
Deal found 12/22$497
This Delta deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:19 amRAP - MIA
2 stops14h 47mDelta
Mon 1/128:05 amMIA - RAP
2 stops9h 20mDelta
Deal found 12/21$506
This American Airlines deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amFSD - MIA
1 stop7h 22mAmerican Airlines
Tue 12/303:59 pmMIA - FSD
1 stop9h 00mAmerican Airlines
Deal found 12/22$522
This United Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:45 amRAP - MIA
1 stop8h 56mUnited Airlines
Wed 1/149:05 amMIA - RAP
3 stops15h 24mUnited Airlines
Deal found 12/21$537
This United Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:45 amRAP - MIA
1 stop8h 56mUnited Airlines
Thu 1/157:15 amMIA - RAP
1 stop7h 57mUnited Airlines
Deal found 12/21$539
This Delta deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:14 pmRAP - MIA
2 stops18h 45mDelta
Wed 1/142:40 pmMIA - RAP
1 stop9h 48mDelta
Deal found 12/21$552
This Delta deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:14 pmRAP - MIA
2 stops17h 22mDelta
Tue 1/138:05 amMIA - RAP
2 stops9h 20mDelta
Deal found 12/21$557

Find flight deals from South Dakota to Florida Keys

Keep the following information in mind while searching for South Dakota to Florida Keys flight deals. Data was last updated December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$262
(Kiwi.com)

One-way from

$110
(Mytrip)

Popular in

March

Cheapest in

September

Average price

$494
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Miami flights.
Search Deals
From South Dakota to Florida Keys
Search Deals
One-way flight from South Dakota to Florida Keys
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Dakota to Florida Keys that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from South Dakota to Florida Keys that are best for you.

Fly from

South Dakota

Fly to

Florida Keys

Route

Depart

Return

Price

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Mon 1/5

8:50 pm-5:19 pm

1 stop19h 29m

Miami

Fri 1/9

5:20 am-6:11 pm

2 stops13h 51m

$262

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Tue 3/24

12:14 pm-11:56 pm

2 stops10h 42m

Key West

Wed 4/1

2:25 pm-9:40 pm

1 stop8h 15m

$288

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Wed 2/25

9:10 am-7:20 pm

2 stops9h 10m

Key West

Wed 3/4

2:40 pm-9:39 pm

1 stop7h 59m

$288

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Wed 2/18

7:40 am-2:58 pm

1 stop6h 18m

Miami

Wed 2/25

12:01 pm-8:39 pm

1 stop9h 38m

$289

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Fri 2/20

1:23 pm-9:29 pm

1 stop7h 06m

Miami

Thu 2/26

5:05 am-12:27 pm

1 stop8h 22m

$289

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Sat 1/24

12:19 pm-11:56 pm

2 stops10h 37m

Key West

Tue 1/27

6:06 am-4:59 pm

2 stops11h 53m

$293

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Thu 1/22

12:26 pm-11:56 pm

2 stops10h 30m

Key West

Thu 1/29

1:16 pm-9:35 pm

1 stop9h 19m

$314

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Sat 3/28

1:26 pm-11:56 pm

2 stops9h 30m

Key West

Wed 4/1

2:25 pm-9:40 pm

1 stop8h 15m

$326

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Fri 4/3

1:26 pm-9:22 pm

1 stop6h 56m

Miami

Fri 4/10

6:59 am-12:19 pm

1 stop6h 20m

$339

Rapid CityMiami

RAP - MIA

RAPMIA

Rapid City

Tue 1/6

7:00 am-3:48 pm

1 stop6h 48m

Miami

Sat 1/10

7:15 am-3:22 pm

1 stop10h 07m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 37 results
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Best time to book a flight from South Dakota to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys from South Dakota with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from South Dakota to Florida Keys

What is the cheapest month to book a flight from South Dakota to Florida Keys?

Currently, October is the cheapest month in which you can book a flight from South Dakota to Florida Keys (average of $295). Flying from South Dakota to Florida Keys in April is currently the most expensive (average of $541). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from South Dakota to Florida Keys. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from South Dakota to Florida Keys?

    A quick flight from South Dakota to Florida Keys can take about 6h 18m. American Airlines provides one of the quickest options available for as low as $289. South Dakota and Florida Keys are separated by a distance of 1537 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from South Dakota to Florida Keys one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $144. Users have also found prices from $144 and $189 on Delta and United Airlines, respectively.

  • Can I find deals for flights from South Dakota to Florida Keys that include hotel bookings?

    Yes. In addition to deals on South Dakota to Florida Keys flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from South Dakota to Florida Keys?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Dakota to Florida Keys.

  • Can I find deals for business class flights from South Dakota to Florida Keys?

    Yes. Cheapflights offers flight deals from South Dakota to Florida Keys by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from South Dakota to Florida Keys?

    Currently, October is the cheapest month in which you can book a flight from South Dakota to Florida Keys (average of $295). Flying from South Dakota to Florida Keys in April is currently the most expensive (average of $541). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from South Dakota to Florida Keys

Discover the top 3 airlines that operate flights from South Dakota to Florida Keys. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$565FlexibilityNo cancel feeOn-time71%
DeltaCheapest$310Average$602FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$381Average$688FlexibilityNo cancel feeOn-time69%

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