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$164+ Cheap flights from Sioux Falls (FSD) 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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — EYW
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Sioux Falls to Florida Keys

Keep the following information in mind while searching for Sioux Falls to Florida Keys flight deals. Data was last updated June 12, 2025.

Round-trip from

$266
(Frontier)

One-way from

$164
(Mytrip)

Popular in

December

Cheapest in

June

Average price

$343
From Sioux Falls Joe Foss Field to Florida Keys
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One-way flight from Sioux Falls Joe Foss Field to Florida Keys
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Highest demand for flights based on searches. 7% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Sioux Falls to Florida Keys

Cheapest flights from Sioux Falls to Florida Keys
Explore the most affordable flight options available from Sioux Falls to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Frontier deal was found by Cheapflights users on 6/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/97:48 pmFSD - MIA
1 stop9h 42mFrontier
Wed 7/166:00 amMIA - FSD
1 stop13h 54mFrontier
Deal found 6/11$266
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/3011:59 amFSD - MIA
1 stop16h 56mMultiple Airlines
Tue 7/88:55 pmMIA - FSD
1 stop16h 57mMultiple Airlines
Deal found 6/10$272
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 11/86:55 amFSD - EYW
1 stop8h 21mAmerican Airlines
Wed 11/123:50 pmEYW - FSD
1 stop6h 08mAmerican Airlines
Deal found 6/12$283
This Delta deal was found by Cheapflights users on 6/11. 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.
Mon 12/225:00 amFSD - MIA
1 stop7h 37mDelta
Fri 12/265:35 pmMIA - FSD
1 stop6h 24mDelta
Deal found 6/11$289
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 8/45:11 pmFSD - MIA
1 stop6h 38mAmerican Airlines
Tue 8/126:39 amMIA - FSD
1 stop6h 38mAmerican Airlines
Deal found 6/10$290
This Delta deal was found by Cheapflights users on 6/12. 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 10/75:25 amFSD - EYW
1 stop6h 43mDelta
Wed 10/152:35 pmEYW - FSD
1 stop8h 36mDelta
Deal found 6/12$343
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 6/116:00 amFSD - MIA
1 stop9h 23mUnited Airlines
Wed 6/183:28 pmMIA - FSD
1 stop9h 16mUnited Airlines
Deal found 6/10$427
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 11/88:00 amFSD - EYW
3 stops23h 00mUnited Airlines
Wed 11/128:45 amEYW - FSD
2 stops14h 01mUnited Airlines
Deal found 6/10$431

Cheapflights Fare Finder

Customize your flight search to find flights from Sioux Falls 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 June 12, 2025.
Use the filters below to find and compare flights from Sioux Falls to Florida Keys that are best for you.

Fly from

Sioux Falls

Fly to

Florida Keys

Route

Depart

Return

Price

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Wed 7/9

7:48 pm-6:30 am

1 stop9h 42m

Miami

Wed 7/16

6:00 am-6:54 pm

1 stop13h 54m

$266

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Mon 6/30

11:59 am-5:55 am

1 stop16h 56m

Miami

Tue 7/8

8:55 pm-12:52 pm

1 stop16h 57m

$272

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Sat 11/8

6:55 am-4:16 pm

1 stop8h 21m

Key West

Wed 11/12

3:50 pm-8:58 pm

1 stop6h 08m

$283

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Sat 8/16

9:15 am-5:25 pm

1 stop7h 10m

Miami

Wed 8/20

3:35 pm-11:40 pm

1 stop9h 05m

$289

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Mon 8/4

5:11 pm-12:49 am

1 stop6h 38m

Miami

Tue 8/12

6:39 am-12:17 pm

1 stop6h 38m

$290

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Sat 8/16

12:56 pm-12:24 am

2 stops10h 28m

Miami

Tue 8/19

7:20 am-12:16 pm

1 stop5h 56m

$294

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Tue 10/7

5:25 am-1:08 pm

1 stop6h 43m

Key West

Wed 10/15

2:35 pm-10:11 pm

1 stop8h 36m

$343

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Sat 11/8

8:00 am-8:00 am

3 stops23h 00m

Key West

Wed 11/12

8:45 am-9:46 pm

2 stops14h 01m

$431

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Fri 7/25

9:39 pm-6:09 pm

2 stops19h 30m

$164

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Fri 7/25

7:32 pm-6:30 am

1 stop9h 58m

$202

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 11 results
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Best time to book a flight from Sioux Falls to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys from Sioux Falls 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 Sioux Falls to Florida Keys

What is the cheapest month to book a flight from Sioux Falls to Florida Keys?

Currently, August is the cheapest month in which you can book a flight from Sioux Falls to Florida Keys (average of $328). Flying from Sioux Falls to Florida Keys in March is currently the most expensive (average of $493). 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.

Rainfall in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Florida Keys ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Florida Keys when rainfall is around 1.6 in.

Temperature in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Florida Keys, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

Reviews of airlines servicing Florida Keys

Get insights into the airlines that provide service to Florida Keys. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Florida Keys. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Sioux Falls to Florida Keys. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
6.0
Okay
3,295 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly from for flights from Sioux Falls to Florida Keys?

    Sioux Falls Joe Foss Field (FSD), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Sioux Falls to Florida Keys.

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

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

  • How can I find direct flights from Sioux Falls to Florida Keys?

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

  • Can I find deals for business class flights from Sioux Falls to Florida Keys?

    Yes. Cheapflights offers flight deals from Sioux Falls 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 Sioux Falls to Florida Keys?

    Currently, August is the cheapest month in which you can book a flight from Sioux Falls to Florida Keys (average of $328). Flying from Sioux Falls to Florida Keys in March is currently the most expensive (average of $493). 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.

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Alternative routes for Sioux Falls to Florida Keys

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Top 3 airlines flying from Sioux Falls to Florida Keys

Discover the top 3 airlines that operate flights from Sioux Falls 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$288Average$563FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$298Average$553FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$353Average$538FlexibilityNo cancel feeOn-time69%

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