Cheap flights from Sioux Falls to Key West (FSD - EYW) from $323
It’s generally more expensive to depart on a Sunday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.
Due to multiple factors, expect to potentially pay more when booking in November. For low rates, April can be a great choice for travel to Key West. Flights to Key West from Sioux Falls in April are about $656 on average during April, but can be found for as low as $375.
It’s typically best to fly out from Sioux Falls to Key West at noon. Doing so could potentially save you 12% on the flight price compared to flying in the afternoon, which is usually more expensive.
Cheap flights from Sioux Falls to Key West in March, April 2023
The best prices found for FSD to EYW flights for March, April
Sioux Falls Joe Foss Field
Key West
2 stops
42h 56mKey West
Sioux Falls Joe Foss Field
1 stop
26h 12mAllegiant Air
Sioux Falls Joe Foss Field
Key West
1 stop
12h 47mKey West
Sioux Falls Joe Foss Field
2 stops
27h 25mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
15h 22mKey West
Sioux Falls Joe Foss Field
1 stop
26h 12mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
12h 47mKey West
Sioux Falls Joe Foss Field
1 stop
25h 14mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
24h 24mKey West
Sioux Falls Joe Foss Field
1 stop
25h 14mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
15h 22mKey West
Sioux Falls Joe Foss Field
1 stop
25h 07mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
14h 04mKey West
Sioux Falls Joe Foss Field
2 stops
29h 23mUnited Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
13h 43mKey West
Sioux Falls Joe Foss Field
2 stops
31h 42mAmerican Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
8h 06mKey West
Sioux Falls Joe Foss Field
2 stops
9h 41mAmerican Airlines
Sioux Falls to Key West 2023 flight deals
Cheap flights to Key West from Sioux Falls found for this year
Sioux Falls Joe Foss Field
Key West
2 stops
42h 56mKey West
Sioux Falls Joe Foss Field
1 stop
26h 12mAllegiant Air
Sioux Falls Joe Foss Field
Key West
1 stop
12h 47mKey West
Sioux Falls Joe Foss Field
2 stops
27h 25mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
15h 22mKey West
Sioux Falls Joe Foss Field
1 stop
26h 12mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
12h 47mKey West
Sioux Falls Joe Foss Field
1 stop
25h 14mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
24h 24mKey West
Sioux Falls Joe Foss Field
1 stop
25h 14mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
15h 22mKey West
Sioux Falls Joe Foss Field
1 stop
25h 07mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
14h 04mKey West
Sioux Falls Joe Foss Field
2 stops
29h 23mUnited Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
8h 13mKey West
Sioux Falls Joe Foss Field
2 stops
7h 56mAmerican Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
13h 43mKey West
Sioux Falls Joe Foss Field
2 stops
31h 42mAmerican Airlines
Cheap United Airlines flights from Sioux Falls to Key West
Sioux Falls Joe Foss Field
Key West
2 stops
14h 04mKey West
Sioux Falls Joe Foss Field
2 stops
29h 23mUnited Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
24h 52mKey West
Sioux Falls Joe Foss Field
2 stops
29h 17mUnited Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
14h 04mKey West
Sioux Falls Joe Foss Field
2 stops
10h 39mUnited Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
25h 44mKey West
Sioux Falls Joe Foss Field
2 stops
21h 46mUnited Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
19h 12mKey West
Sioux Falls Joe Foss Field
1 stop
7h 02mUnited Airlines
Cheap American Airlines flights from Sioux Falls to Key West
Sioux Falls Joe Foss Field
Key West
2 stops
13h 43mKey West
Sioux Falls Joe Foss Field
2 stops
31h 42mAmerican Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
8h 06mKey West
Sioux Falls Joe Foss Field
2 stops
9h 41mAmerican Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
10h 30mKey West
Sioux Falls Joe Foss Field
1 stop
7h 59mAmerican Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
10h 30mKey West
Sioux Falls Joe Foss Field
2 stops
11h 08mAmerican Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
8h 06mKey West
Sioux Falls Joe Foss Field
1 stop
8h 09mAmerican Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
8h 45mKey West
Sioux Falls Joe Foss Field
2 stops
18h 48mAmerican Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
7h 51mKey West
Sioux Falls Joe Foss Field
1 stop
9h 50mAmerican Airlines
Last minute flights from Sioux Falls to Key West
Late deals on return flights to Key West from Sioux Falls, departing today and this week
Sioux Falls Joe Foss Field
Key West
2 stops
42h 56mKey West
Sioux Falls Joe Foss Field
1 stop
26h 12mAllegiant Air
Sioux Falls Joe Foss Field
Key West
1 stop
15h 22mKey West
Sioux Falls Joe Foss Field
1 stop
26h 12mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
15h 22mKey West
Sioux Falls Joe Foss Field
1 stop
25h 07mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
23h 10mKey West
Sioux Falls Joe Foss Field
2 stops
36h 06mMultiple Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
25h 44mKey West
Sioux Falls Joe Foss Field
2 stops
21h 46mUnited Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
8h 06mKey West
Sioux Falls Joe Foss Field
1 stop
8h 09mAmerican Airlines
Sioux Falls Joe Foss Field
Key West
2 stops
8h 45mKey West
Sioux Falls Joe Foss Field
2 stops
18h 48mAmerican Airlines
Sioux Falls Joe Foss Field
Key West
1 stop
9h 06mKey West
Sioux Falls Joe Foss Field
1 stop
5h 51mDelta
Sioux Falls Joe Foss Field
Key West
2 stops
19h 12mKey West
Sioux Falls Joe Foss Field
1 stop
7h 02mUnited Airlines
One-way flights to Key West from Sioux Falls
The cheapest one-way flights from Sioux Falls to Key West
Sioux Falls Joe Foss Field
Key West
2 stops
22h 02mAllegiant Air
Sioux Falls Joe Foss Field
Key West
1 stop
6h 36mDelta
Sioux Falls Joe Foss Field
Key West
3 stops
21h 12mMultiple Airlines
Find flights from Sioux Falls to Key West within your budget
Use the slider to find flights from Sioux Falls to Key West that fit your budget.
Fly from
Fly to
Budget
$409 - $778
Route
Depart
Return
Price
Sioux Falls Joe Foss FieldKey West
FSD - EYW
FSDEYW
Sioux Falls Joe Foss Field
2023-04-01
1 stop12h 47m
Key West
2023-04-05
2 stops27h 25m
Sioux Falls Joe Foss FieldKey West
FSD - EYW
FSDEYW
Sioux Falls Joe Foss Field
2023-04-01
1 stop12h 47m
Key West
2023-04-05
1 stop25h 14m
Sioux Falls Joe Foss FieldKey West
FSD - EYW
FSDEYW
Sioux Falls Joe Foss Field
2023-04-04
2 stops24h 24m
Key West
2023-04-08
1 stop25h 14m
Sioux Falls Joe Foss FieldKey West
FSD - EYW
FSDEYW
Sioux Falls Joe Foss Field
2023-04-12
2 stops14h 04m
Key West
2023-04-17
2 stops29h 23m
Sioux Falls Joe Foss FieldKey West
FSD - EYW
FSDEYW
Sioux Falls Joe Foss Field
2023-03-31
2 stops13h 43m
Key West
2023-04-04
2 stops31h 42m
Sioux Falls Joe Foss FieldKey West
FSD - EYW
FSDEYW
Sioux Falls Joe Foss Field
2023-03-31
1 stop8h 06m
Key West
2023-04-04
2 stops9h 41m
Sioux Falls Joe Foss FieldKey West
FSD - EYW
FSDEYW
Sioux Falls Joe Foss Field
2023-03-31
1 stop5h 49m
Key West
2023-04-04
1 stop7h 26m
Sioux Falls Joe Foss FieldKey West
FSD - EYW
FSDEYW
Sioux Falls Joe Foss Field
2023-06-07
2 stops10h 30m
Key West
2023-06-14
1 stop7h 59m
Sioux Falls Joe Foss FieldKey West
FSD - EYW
FSDEYW
Sioux Falls Joe Foss Field
2023-04-12
1 stop5h 48m
Key West
2023-04-17
1 stop7h 25m
Reviews of Airlines Servicing Key West
Crew
Food
Boarding
Overall
Comfort
Entertainment
Reviews
For more detail, read my previous comments on our TUS to SLC leg. A LOT could have been better. In fact, I wish I had not booked this round trip with Delta at all. I won't be flying Delta for a long time, if ever, again...👎
Crew
Food
Boarding
Overall
Comfort
Entertainment
Reviews
For more detail, read my previous comments on our TUS to SLC leg. A LOT could have been better. In fact, I wish I had not booked this round trip with Delta at all. I won't be flying Delta for a long time, if ever, again...👎
Crew
Food
Boarding
Overall
Comfort
Entertainment
Reviews
For more detail, read my previous comments on our TUS to SLC leg. A LOT could have been better. In fact, I wish I had not booked this round trip with Delta at all. I won't be flying Delta for a long time, if ever, again...👎
Crew
Food
Boarding
Overall
Comfort
Entertainment
Reviews
For more detail, read my previous comments on our TUS to SLC leg. A LOT could have been better. In fact, I wish I had not booked this round trip with Delta at all. I won't be flying Delta for a long time, if ever, again...👎
Crew
Food
Boarding
Overall
Comfort
Entertainment
Reviews
For more detail, read my previous comments on our TUS to SLC leg. A LOT could have been better. In fact, I wish I had not booked this round trip with Delta at all. I won't be flying Delta for a long time, if ever, again...👎
Related info for your journey
Useful info, stats and facts about Sioux Falls to Key West flights.
Some of the carriers operating flights from Sioux Falls Joe Foss Field to Key West that may be offering flexible cancellation policies are American Airlines, Delta, and United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.
Yes, there are multiple flights from Sioux Falls to Key West for under $500. The cheapest flight booked recently is on Multiple Airlines for just $409, but on average you can expect to pay $709.
There are currently 9+ open flights from Sioux Falls to Key West within the next 7 days for less than $400.
Flying on United Airlines is currently your cheapest option to Key West, with prices starting at $598. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $655 and $709, respectively. You may be able to fly from Sioux Falls to Key West for 8% less than the average price by searching for these airlines.
American Airlines, Delta and United Airlines are the most popular airlines when flying from Sioux Falls to Key West.
While on average a flight from Sioux Falls to Key West is generally $1,158, our data shows the cheapest flight currently is $86. When looking at the most popular route, (Sioux Falls Joe Foss Field - Key West), you can expect to pay $338 for that flight.
FSD stands for Sioux Falls Joe Foss Field Airport, while EYW stands for Key West Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.