How does KAYAK find such low prices on flights from South Dakota to Key West?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from South Dakota to Key West.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from South Dakota to Key West?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Key West from South Dakota is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from South Dakota to Key West?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Key West with an airline and back to South Dakota with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from South Dakota to Key West?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Key West from South Dakota up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$261 CHEAP FLIGHTS from South Dakota to Key West

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Flight Deals

Cheap Flights from South Dakota to Key West

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from South Dakota to Key West

Tue, Jan 19 - Sat, Jan 23

7:00 am - 4:52 pmFSD Sioux Falls Joe Foss Field-EYW Key West

8h 52m1 stop Dallas/Fort Worth

2:36 pm - 8:54 pmEYW Key West-FSD Sioux Falls Joe Foss Field

7h 18m1 stop Dallas/Fort Worth

$426American Airlines

Tue, Jan 19 - Sat, Jan 23

7:00 am - 4:52 pmFSD Sioux Falls Joe Foss Field-EYW Key West

8h 52m1 stop Dallas/Fort Worth

1:53 pm - 12:44 amEYW Key West-FSD Sioux Falls Joe Foss Field

11h 51m2 stops Charlotte Douglas Chicago O'Hare Intl

$431American Airlines

Tue, Mar 30 - Sat, Apr 3

6:08 am - 3:38 pmFSD Sioux Falls Joe Foss Field-EYW Key West

8h 30m1 stop Dallas/Fort Worth

2:44 pm - 8:53 pmEYW Key West-FSD Sioux Falls Joe Foss Field

7h 09m1 stop Dallas/Fort Worth

$510American Airlines

Tue, Mar 30 - Sat, Apr 3

6:08 am - 5:52 pmFSD Sioux Falls Joe Foss Field-EYW Key West

10h 44m2 stops Dallas/Fort Worth Charlotte Douglas

2:44 pm - 8:53 pmEYW Key West-FSD Sioux Falls Joe Foss Field

7h 09m1 stop Dallas/Fort Worth

$515American Airlines

Fri, Dec 11 - Fri, Jan 8

11:05 am - 5:00 pmFSD Sioux Falls Joe Foss Field-EYW Key West

28h 55m1 stop Fort Lauderdale

2:04 pm - 9:49 amEYW Key West-FSD Sioux Falls Joe Foss Field

44h 45m2 stops Knoxville McGhee Tyson Orlando Sanford Intl

$613Multiple Airlines

Fri, Dec 11 - Fri, Jan 8

7:40 am - 3:26 pmFSD Sioux Falls Joe Foss Field-EYW Key West

6h 46m1 stop Chicago O'Hare Intl

4:09 pm - 10:25 pmEYW Key West-FSD Sioux Falls Joe Foss Field

7h 16m1 stop Chicago O'Hare Intl

$717United Airlines

Sat, Jan 30 - Wed, Feb 3

7:30 am - 2:13 pmFSD Sioux Falls Joe Foss Field-EYW Key West

29h 43m3 stops Chicago O'Hare Intl Lambert-St Louis Newark

4:09 pm - 10:21 pmEYW Key West-FSD Sioux Falls Joe Foss Field

7h 12m1 stop Chicago O'Hare Intl

$803United Airlines

Sat, Jan 30 - Wed, Feb 3

7:30 am - 3:22 pmFSD Sioux Falls Joe Foss Field-EYW Key West

6h 52m1 stop Chicago O'Hare Intl

4:09 pm - 10:21 pmEYW Key West-FSD Sioux Falls Joe Foss Field

7h 12m1 stop Chicago O'Hare Intl

$807United Airlines

Fri, Apr 23 - Mon, Apr 26

6:45 am - 1:08 pmFSD Sioux Falls Joe Foss Field-EYW Key West

5h 23m1 stop Atlanta Hartsfield-Jackson

2:35 pm - 7:41 pmEYW Key West-FSD Sioux Falls Joe Foss Field

6h 06m1 stop Atlanta Hartsfield-Jackson

$865Delta

Sat, Dec 26 - Sat, Jan 2

10:34 am - 2:20 pmFSD Sioux Falls Joe Foss Field-EYW Key West

26h 46m1 stop Tampa St. Petersburg

8:59 am - 9:43 amEYW Key West-FSD Sioux Falls Joe Foss Field

25h 44m2 stops Knoxville McGhee Tyson Orlando Sanford Intl

$1,184Allegiant Air

Useful Info

Low season	September
High season	February
Cheapest flight	$261

Best time to beat the crowds but there is an average 6% increase in price.

Most popular time to fly and prices are also 2% lower on average.

Flight from Sioux Falls to Key West

How does KAYAK find such low prices on flights from South Dakota to Key West?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from South Dakota to Key West.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from South Dakota to Key West?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Key West from South Dakota is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from South Dakota to Key West?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Key West with an airline and back to South Dakota with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from South Dakota to Key West?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Key West from South Dakota up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.