When did momondo last update prices for flights from Sioux Falls Joe Foss Field Airport to Key West Airport?

Prices for flights from Sioux Falls Joe Foss Field Airport to Key West Airport are updated daily.

How many operators does momondo search for flights from Sioux Falls Joe Foss Field Airport to Key West Airport?

The number of operators available for flights from Sioux Falls Joe Foss Field Airport to Key West Airport is 2 as of January 2026.

How old do you have to be to fly from Sioux Falls Joe Foss Field Airport to Key West Airport?

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 Sioux Falls Joe Foss Field Airport to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The required travel and health documents for your Key West Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Key West Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$314 Cheap Flights from Sioux Falls to Key West in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Sioux Falls to Key West

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:26 pm - 11:56 pm

FSD

EYW

10h 30m2 stops

2:43 pm - 10:04 pm

EYW

FSD

8h 21m1 stop

$314American Airlines

Fr, Jan 30 - Fr, Feb 6

12:26 pm - 11:56 pm

FSD

EYW

10h 30m2 stops

1:22 pm - 9:35 pm

EYW

FSD

9h 13m2 stops

$320American Airlines

Fr, Jan 30 - Fr, Feb 6

12:26 pm - 9:47 pm

FSD

EYW

8h 21m2 stops

2:43 pm - 10:04 pm

EYW

FSD

8h 21m1 stop

$339American Airlines

Fr, Jan 30 - Fr, Feb 6

12:14 pm - 10:18 pm

FSD

EYW

9h 04m2 stops

2:25 pm - 9:40 pm

EYW

FSD

8h 15m1 stop

$341American Airlines

Di, Mrz 24 - Mi, Apr 1

12:26 pm - 11:56 pm

FSD

EYW

10h 30m2 stops

7:08 am - 5:45 pm

EYW

FSD

11h 37m2 stops

$345American Airlines

Fr, Jan 30 - Fr, Feb 6

6:45 am - 7:15 pm

FSD

EYW

11h 30m2 stops

1:55 pm - 11:03 pm

EYW

FSD

10h 08m2 stops

$347American Airlines

Mi, Feb 25 - Mi, Mrz 4

7:45 am - 3:06 pm

FSD

EYW

6h 21m1 stop

4:05 pm - 9:47 pm

EYW

FSD

6h 42m1 stop

$350United Airlines

Di, Jun 2 - Sa, Jun 6

6:14 pm - 12:21 pm

FSD

EYW

17h 07m2 stops

3:06 pm - 9:44 am

EYW

FSD

19h 38m1 stop

$357Multiple Airlines

Mo, Feb 16 - Do, Feb 26

6:14 pm - 9:06 am

FSD

EYW

37h 52m2 stops

3:06 pm - 9:44 am

EYW

FSD

19h 38m1 stop

$360Multiple Airlines

Fr, Feb 13 - Do, Feb 26

12:19 pm - 9:47 pm

FSD

EYW

8h 28m2 stops

2:58 pm - 10:16 pm

EYW

FSD

8h 18m1 stop

$379American Airlines

Sa, Jan 24 - Di, Jan 27

United Airlines flights from Sioux Falls to Key West

Our best United Airlines deals on Sioux Falls to Key West flight tickets

United Airlines

Jun 2

FSD7:45 amSioux Falls Joe Foss Field

6h 21m

1 stop

EYW3:06 pmKey West

Jun 6

EYW4:05 pmKey West

6h 42m

1 stop

FSD9:47 pmSioux Falls Joe Foss Field

$350

United Airlines

Feb 15

FSD3:15 pmSioux Falls Joe Foss Field

5h 54m

1 stop

EYW10:09 pmKey West

Feb 26

EYW3:56 pmKey West

7h 01m

1 stop

FSD9:57 pmSioux Falls Joe Foss Field

$399

United Airlines

Jun 1

FSD3:16 pmSioux Falls Joe Foss Field

5h 55m

1 stop

EYW10:11 pmKey West

Jun 6

EYW4:05 pmKey West

6h 42m

1 stop

FSD9:47 pmSioux Falls Joe Foss Field

$417

American Airlines flights from Sioux Falls to Key West

Our best American Airlines deals on Sioux Falls to Key West flight tickets

American Airlines

Jan 30

FSD12:26 pmSioux Falls Joe Foss Field

10h 30m

2 stops

EYW11:56 pmKey West

Feb 6

EYW2:43 pmKey West

8h 21m

1 stop

FSD10:04 pmSioux Falls Joe Foss Field

$314

American Airlines

Jan 30

FSD12:26 pmSioux Falls Joe Foss Field

10h 30m

2 stops

EYW11:56 pmKey West

Feb 6

EYW1:22 pmKey West

9h 13m

2 stops

FSD9:35 pmSioux Falls Joe Foss Field

$320

American Airlines

Jan 30

FSD12:26 pmSioux Falls Joe Foss Field

8h 21m

2 stops

EYW9:47 pmKey West

Feb 6

EYW2:43 pmKey West

8h 21m

1 stop

FSD10:04 pmSioux Falls Joe Foss Field

$339

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Fr 1/30

12:26 pm-11:56 pm

2 stops10h 30m

Key West

Fr 2/6

2:43 pm-10:04 pm

1 stop8h 21m

$314

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Fr 1/30

12:26 pm-11:56 pm

2 stops10h 30m

Key West

Fr 2/6

1:22 pm-9:35 pm

2 stops9h 13m

$320

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Fr 1/30

12:26 pm-9:47 pm

2 stops8h 21m

Key West

Fr 2/6

2:43 pm-10:04 pm

1 stop8h 21m

$339

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Di 3/24

12:14 pm-10:18 pm

2 stops9h 04m

Key West

Mi 4/1

2:25 pm-9:40 pm

1 stop8h 15m

$341

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Fr 1/30

12:26 pm-11:56 pm

2 stops10h 30m

Key West

Fr 2/6

7:08 am-5:45 pm

2 stops11h 37m

$345

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Mi 2/25

6:45 am-7:15 pm

2 stops11h 30m

Key West

Mi 3/4

1:55 pm-11:03 pm

2 stops10h 08m

$347

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Di 6/2

7:45 am-3:06 pm

1 stop6h 21m

Key West

Sa 6/6

4:05 pm-9:47 pm

1 stop6h 42m

$350

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Mo 2/16

6:14 pm-12:21 pm

2 stops17h 07m

Key West

Do 2/26

3:06 pm-9:44 am

1 stop19h 38m

$357

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Fr 2/13

6:14 pm-9:06 am

2 stops37h 52m

Key West

Do 2/26

3:06 pm-9:44 am

1 stop19h 38m

$360

Sioux FallsKey West

FSD - EYW

FSDEYW

Sioux Falls Joe Foss Field

Sa 1/24

12:19 pm-9:47 pm

2 stops8h 28m

Key West

Di 1/27

2:58 pm-10:16 pm

1 stop8h 18m

$379

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Sioux Falls to Key West

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

Can stopping save me money on Sioux Falls to Key West flights?

You could potentially save up to 25% on your flight if you consider stops on a Sioux Falls to Key West flight.

When to book flights from Sioux Falls to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Sioux Falls to Key West according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Sioux Falls to Key West (FSD to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sioux Falls to Key West

Fastest flight time	6h 12m
Direct flights	None

The fastest flight from Sioux Falls to Key West takes 6h 12m

There are no direct flights from Sioux Falls to Key West. There are no popular flight routes from Sioux Falls to Key West.

Search flight deals

How far is Sioux Falls Joe Foss Field to Key West by plane?
Sioux Falls Joe Foss Field and Key West are 1559.3 mi apart from one another. A reasonable flight in good conditions will take 6h 12m.
When did momondo last update prices for flights from Sioux Falls Joe Foss Field Airport to Key West Airport?
Prices for flights from Sioux Falls Joe Foss Field Airport to Key West Airport are updated daily.
How many operators does momondo search for flights from Sioux Falls Joe Foss Field Airport to Key West Airport?
The number of operators available for flights from Sioux Falls Joe Foss Field Airport to Key West Airport is 2 as of January 2026.
How old do you have to be to fly from Sioux Falls Joe Foss Field Airport to Key West Airport?
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 Sioux Falls Joe Foss Field Airport to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The required travel and health documents for your Key West Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Key West Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Sioux Falls to Key West?
Based on momondo bookings for flights between Sioux Falls and Key West, the leading airline is American Airlines, making up 75% of the total bookings. Other popular airlines include United Airlines with 25%.

Best airlines flying from Sioux Falls to Key West

Compare and see reviews for airlines that fly from Sioux Falls to Key West with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $310	Free Cancellation	Rating 7.2 11,102 reviews		Search American Airlines flights
United Airlines	PriceFrom $381	Free Cancellation	Rating 7.4 9,145 reviews		Search United Airlines flights

Big Pine Key

Little Torch Key

Why use momondo?

Why should I use momondo to find a flight deal from Sioux Falls to Key West?

It is quick and easy to find Sioux Falls to Key West flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Key West that suits you.

Can I find flights from Sioux Falls to Key West with flexible booking policies on momondo?

Yes. All flights to Key West from Sioux Falls on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Sioux Falls to Key West?

Once you have performed a search for Sioux Falls to Key West flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Sioux Falls to Key West right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Key West, momondo offers a useful price alert feature which will track prices for flights to Key West from Sioux Falls and alert you when they change.