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Cheap flights from South Dakota to Florida Keys from $118

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from South Dakota to Florida Keys departing on 2/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from South Dakota to Florida Keys

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
2:26 pm - 7:39 pmFSD-MIA
28h 13m2 stops
Frontier Logo
6:00 am - 1:31 pmMIA-FSD
8h 31m1 stop
$207Frontier
Find Deal
Thu, Dec 4 - Sun, Dec 7
Frontier Logo
2:26 pm - 5:19 amFSD-MIA
13h 53m1 stop
Frontier Logo
6:00 am - 1:31 pmMIA-FSD
8h 31m1 stop
$277Frontier
Find Deal
Thu, Dec 4 - Sun, Dec 7
Frontier Logo
8:26 pm - 5:10 amFSD-MIA
7h 44m1 stop
Frontier Logo
9:03 pm - 1:31 pmMIA-FSD
41h 28m2 stops
$279Frontier
Find Deal
Mon, Dec 1 - Fri, Dec 5
American Airlines Logo
6:00 am - 3:25 pmFSD-EYW
8h 25m1 stop
American Airlines Logo
4:01 pm - 9:30 pmEYW-FSD
6h 29m1 stop
$286American Airlines
Find Deal
Tue, Jan 6 - Mon, Jan 12
American Airlines Logo
1:23 pm - 10:59 pmFSD-EYW
8h 36m2 stops
American Airlines Logo
2:40 pm - 9:39 pmEYW-FSD
7h 59m1 stop
$288American Airlines
Find Deal
Wed, Feb 25 - Wed, Mar 4
Delta Logo
6:00 am - 5:35 pmRAP-MIA
9h 35m1 stop
Delta Logo
2:40 pm - 10:28 pmMIA-RAP
9h 48m1 stop
$289Delta
Find Deal
Mon, Jan 5 - Wed, Jan 14
Delta Logo
8:03 am - 7:40 pmFSD-EYW
10h 37m2 stops
Delta Logo
12:20 pm - 11:04 pmEYW-FSD
11h 44m2 stops
$293Delta
Find Deal
Tue, Jan 20 - Tue, Jan 27
United Airlines Logo
11:22 am - 9:54 pmFSD-MIA
9h 32m2 stops
United Airlines Logo
7:15 am - 4:37 pmMIA-FSD
10h 22m1 stop
$294United Airlines
Find Deal
Fri, Jan 30 - Tue, Feb 3
United Airlines Logo
11:22 am - 9:54 pmFSD-MIA
9h 32m2 stops
United Airlines Logo
6:00 am - 2:36 pmMIA-FSD
9h 36m2 stops
$299United Airlines
Find Deal
Fri, Jan 30 - Tue, Feb 3
Allegiant Air Logo
7:26 pm - 12:11 pmFSD-EYW
15h 45m1 stop
Allegiant Air Logo
10:27 pm - 6:36 pmEYW-FSD
21h 09m1 stop
$314Allegiant Air
Find Deal
Fri, Jan 23 - Sun, Jan 25

Frontier flights from South Dakota to Florida Keys

Our best Frontier deals on South Dakota to Florida Keys flight tickets
Frontier
Dec 4
FSD2:26 pmSioux Falls Joe Foss Field
28h 13m
2 stops
MIA7:39 pmMiami
Dec 7
MIA6:00 amMiami
8h 31m
1 stop
FSD1:31 pmSioux Falls Joe Foss Field
$207
Find similar
Frontier
Dec 4
FSD2:26 pmSioux Falls Joe Foss Field
13h 53m
1 stop
MIA5:19 amMiami
Dec 7
MIA6:00 amMiami
8h 31m
1 stop
FSD1:31 pmSioux Falls Joe Foss Field
$277
Find similar
Frontier
Dec 1
FSD8:26 pmSioux Falls Joe Foss Field
7h 44m
1 stop
MIA5:10 amMiami
Dec 5
MIA9:03 pmMiami
41h 28m
2 stops
FSD1:31 pmSioux Falls Joe Foss Field
$279
Find similar

Delta flights from South Dakota to Florida Keys

Our best Delta deals on South Dakota to Florida Keys flight tickets
Delta
Jan 5
RAP6:00 amRapid City
9h 35m
1 stop
MIA5:35 pmMiami
Jan 14
MIA2:40 pmMiami
9h 48m
1 stop
RAP10:28 pmRapid City
$289
Find similar
Delta
Jan 20
FSD8:03 amSioux Falls Joe Foss Field
10h 37m
2 stops
EYW7:40 pmKey West
Jan 27
EYW12:20 pmKey West
11h 44m
2 stops
FSD11:04 pmSioux Falls Joe Foss Field
$293
Find similar
Delta
Jan 5
RAP6:00 amRapid City
9h 35m
1 stop
MIA5:35 pmMiami
Jan 14
MIA5:50 amMiami
11h 35m
2 stops
RAP3:25 pmRapid City
$294
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 17, 2025.
Use the filters below to find and compare flights from South Dakota to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Thu 12/4

2:26 pm-7:39 pm

2 stops28h 13m

Miami

Sun 12/7

6:00 am-1:31 pm

1 stop8h 31m

$207

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Thu 12/4

2:26 pm-5:19 am

1 stop13h 53m

Miami

Sun 12/7

6:00 am-1:31 pm

1 stop8h 31m

$277

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Mon 12/1

8:26 pm-5:10 am

1 stop7h 44m

Miami

Fri 12/5

9:03 pm-1:31 pm

2 stops41h 28m

$279

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Tue 1/6

6:00 am-3:25 pm

1 stop8h 25m

Key West

Mon 1/12

4:01 pm-9:30 pm

1 stop6h 29m

$286

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Wed 2/25

1:23 pm-10:59 pm

2 stops8h 36m

Key West

Wed 3/4

2:40 pm-9:39 pm

1 stop7h 59m

$288

Rapid CityMiami

RAP - MIA

RAPMIA

Rapid City

Mon 1/5

6:00 am-5:35 pm

1 stop9h 35m

Miami

Wed 1/14

2:40 pm-10:28 pm

1 stop9h 48m

$289

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Tue 1/20

8:03 am-7:40 pm

2 stops10h 37m

Key West

Tue 1/27

12:20 pm-11:04 pm

2 stops11h 44m

$293

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Fri 1/30

11:22 am-9:54 pm

2 stops9h 32m

Miami

Tue 2/3

7:15 am-4:37 pm

1 stop10h 22m

$294

Sioux FallsMiami

FSD - MIA

FSDMIA

Sioux Falls Joe Foss Field

Fri 1/30

11:22 am-9:54 pm

2 stops9h 32m

Miami

Tue 2/3

6:00 am-2:36 pm

2 stops9h 36m

$299

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Fri 1/23

7:26 pm-12:11 pm

1 stop15h 45m

Key West

Sun 1/25

10:27 pm-6:36 pm

1 stop21h 09m

$314

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Florida Keys from

How to get the cheapest flight ticket from South Dakota to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Florida Keys?

The month of July is another great option to travel to Florida Keys, with average flight prices from South Dakota averaging around $353.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from South Dakota to Florida Keys is on a Tuesday when prices can be found for as low as $545. The most expensive day to fly to Florida Keys is Sunday, with ticket prices averaging around $678.

What is the cheapest time of day to depart on your flight to Florida Keys?

According to our data, the cheapest time of day to fly to Florida Keys is in the afternoon. momondo users have found flights departing from South Dakota to Florida Keys in the afternoon for as low as $403. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $618.

How far in advance should I book a flight to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from South Dakota when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $468 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from South Dakota for as low as $418 on momondo.

Can stopping save me money on South Dakota to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between South Dakota to Florida Keys.

Cheap South Dakota to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Dakota to Florida Keys

Direct flights

None
There are no direct flights from South Dakota to Florida Keys. There are no popular flight routes from South Dakota to Florida Keys.
Search flight deals

  • When did momondo last update prices for flights from South Dakota to Florida Keys?

    Prices for flights from South Dakota to Florida Keys were last updated today.

  • How many operators does momondo search for flights from South Dakota to Florida Keys?

  • How old do you have to be to fly from South Dakota to Florida Keys?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Dakota to Florida Keys.

  • What documentation or ID do you need to fly to Florida Keys?

    The travel and health documents you'll need for your trip to Florida Keys may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Florida Keys. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from South Dakota to Florida Keys?

Best airlines flying from South Dakota to Florida Keys

Compare and see reviews for airlines that fly from South Dakota to Florida Keys with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $288Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
DeltaPriceFrom $310Free CancellationRating
7.9
8,007 reviews
Search Delta flights
United AirlinesPriceFrom $378Free CancellationRating
7.4
9,013 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from South Dakota to Florida Keys?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from South Dakota to Florida Keys. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from South Dakota to Florida Keys with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for South Dakota to Florida Keys flights to just show those with flexible booking policies.

How can momondo help me find flights from South Dakota to Florida Keys?

Once all potential South Dakota to Florida Keys flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from South Dakota to Florida Keys right now. Can momondo alert me if prices change?

Price alerts on flights to Florida Keys from South Dakota are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Florida Keys trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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