$99 Cheap United flights from Knoxville to Sioux Falls (TYS to FSD)

Find The Best Day To Fly from Knoxville to Sioux Falls

Amazing United TYS to FSD Flight Deals

The cheapest flights to Sioux Falls Regional found within the past 7 days were $200 round trip and $99 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Sep 7 - Sat, Sep 14
TYS
Knoxville
FSD
Sioux Falls
$200 Roundtrip, found 3 days ago
$200
Roundtrip
found 3 days ago
Select United flight, departing Sat, Sep 7 from Knoxville to Sioux Falls, returning Sat, Sep 14, priced at $200 found 3 days ago
Sat, Sep 7 - Sat, Sep 14
TYS
Knoxville
FSD
Sioux Falls
$222 Roundtrip, found 3 days ago
$222
Roundtrip
found 3 days ago
Select United flight, departing Sat, Sep 7 from Knoxville to Sioux Falls, returning Sat, Sep 14, priced at $222 found 3 days ago
Sat, Sep 7 - Sat, Sep 14
TYS
Knoxville
FSD
Sioux Falls
$236 Roundtrip, found 3 days ago
$236
Roundtrip
found 3 days ago
Select United flight, departing Sat, Sep 7 from Knoxville to Sioux Falls, returning Sat, Sep 14, priced at $236 found 3 days ago
Sat, Sep 7 - Sat, Sep 14
TYS
Knoxville
FSD
Sioux Falls
$258 Roundtrip, found 3 days ago
$258
Roundtrip
found 3 days ago
Select United flight, departing Sat, Sep 7 from Knoxville to Sioux Falls, returning Sat, Sep 14, priced at $258 found 3 days ago
Tue, Aug 20 - Wed, Sep 4
TYS
Knoxville
FSD
Sioux Falls
$268 Roundtrip, found 2 days ago
$268
Roundtrip
found 2 days ago
Select United flight, departing Tue, Aug 20 from Knoxville to Sioux Falls, returning Wed, Sep 4, priced at $268 found 2 days ago

Frequently asked questions

Can I catch a flight from TYS to Sioux Falls Regional Airport (FSD) right now?
Make sure you visit the Covid-19 Travel Advisor to learn if there are any present travel advice reports or quarantine requirements in effect in Joe Foss Field when flying from TYS.
What terminal is United Airlines at Knoxville Airport?
Your boarding pass usually displays which terminal your United Airlines flight will be departing from at McGhee Tyson Airport (TYS). It might also be able to give you arrival details for Joe Foss Field. If not, you could always ask your airline before you fly.
Are there United Airlines non-stop flights from TYS to FSD?
You won’t find any nonstop flights with United Airlines from Knoxville Airport to Joe Foss Field. You will have a stopover, so use the time to stretch your legs before boarding your connecting flight.
How long is a United Airlines flight from TYS to FSD?
Tailwinds, headwinds, bad weather … They’re just a few factors that can influence how long you spend buckled up in your seat. However, a trip from McGhee Tyson Airport (TYS) to FSD with United Airlines takes roughly 3 hours and 51 minutes, so you’ll have landed and be in vacation mode in the blink of an eye.
How many direct and indirect flights does United Airlines fly from TYS to FSD?
You can take your pick of around 3 flights every day with United Airlines from Knoxville Airport to Sioux Falls Regional Airport (FSD).
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to FSD, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Knoxville TYS to Sioux Falls FSD 

To find the best deals on flights to Knoxville from Sioux Falls with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Knoxville TYS to Sioux Falls FSD with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $200 to $268, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Knoxville TYS to Sioux Falls FSD 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Knoxville to Sioux Falls costs from $99. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Sioux Falls FSD from  Knoxville TYS with United 

To find a cheap United flight from Knoxville TYS to Sioux Falls FSD, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Knoxville TYS to Sioux Falls FSD 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as September, or if you book a flight with a stopover. 

 

Find nonstop flights from Knoxville TYS to Sioux Falls FSD with United 

If you’re keen to be on Sioux Falls soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Knoxville TYS to Sioux Falls FSD 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Sioux Falls FSD from  Knoxville TYS with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

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Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.