Cheap flights from Knoxville to Sioux Falls (TYS - FSD)

TYS — FSD
Oct 4 — Oct 111

What is the cheapest day to fly round-trip from Knoxville to Sioux Falls?

Departing on a Friday is a good option for securing a great price. You can expect to save up to 105% when planning your travel around this day of the week.

What is the cheapest month to fly from Knoxville to Sioux Falls?

September is one of the best times of the year to fly to Sioux Falls from Knoxville. Prices for September average $545 per person but you can even find prices for as low as $248. The most expensive prices can be found in the month of May. Opting for a September flight can save you 69% on your journey compared to booking in May

When is the cheapest time to fly from Knoxville to Sioux Falls (TYS - FSD)?

One of the essential ways to save on airfare from Knoxville to Sioux Falls is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 55% on airfare.

Cheap flights from Knoxville to Sioux Falls in September, October 2022

The best prices found for TYS to FSD flights for September, October
Oct 6 - Oct 10
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

17h 06m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

1 stop

12h 27m
$610

Multiple Airlines

Pick Dates

Deal found 9/27/22

Oct 6 - Oct 10
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

2 stops

17h 58m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

2 stops

13h 27m
$819

Multiple Airlines

Pick Dates

Deal found 9/27/22

Oct 6 - Oct 10
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

7h 35m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

2 stops

14h 48m
$1,296

Multiple Airlines

Pick Dates

Deal found 9/27/22

Knoxville to Sioux Falls 2022 flight deals

Cheap flights to Sioux Falls from Knoxville found for this year
Dec 7 - Dec 10
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

4h 46m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

1 stop

25h 51m
$371

United Airlines

Pick Dates

Deal found 9/27/22

Nov 11 - Nov 14
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

5h 05m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

1 stop

8h 19m
$389

United Airlines

Pick Dates

Deal found 9/27/22

Nov 11 - Nov 15
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

5h 05m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

1 stop

8h 19m
$391

United Airlines

Pick Dates

Deal found 9/27/22

Cheap United Airlines flights from Knoxville to Sioux Falls

Dec 7 - Dec 10
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

4h 46m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

1 stop

25h 51m
$371

United Airlines

Pick Dates

Deal found 9/27/22

Nov 11 - Nov 14
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

5h 05m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

1 stop

8h 19m
$389

United Airlines

Pick Dates

Deal found 9/27/22

Nov 11 - Nov 15
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

5h 05m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

1 stop

8h 19m
$391

United Airlines

Pick Dates

Deal found 9/27/22

Cheap American Airlines flights from Knoxville to Sioux Falls

Dec 7 - Dec 10
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

7h 41m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

2 stops

9h 06m
$401

American Airlines

Pick Dates

Deal found 9/27/22

Dec 7 - Dec 10
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

2 stops

18h 47m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

2 stops

9h 36m
$437

American Airlines

Pick Dates

Deal found 9/27/22

Nov 11 - Nov 15
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

7h 40m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

2 stops

9h 12m
$471

American Airlines

Pick Dates

Deal found 9/27/22

Last minute flights from Knoxville to Sioux Falls

Late deals on return flights to Sioux Falls from Knoxville, departing today and this week
Oct 6 - Oct 10
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

17h 06m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

1 stop

12h 27m
$610

Multiple Airlines

Pick Dates

Deal found 9/27/22

Oct 6 - Oct 10
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

2 stops

17h 58m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

2 stops

13h 27m
$819

Multiple Airlines

Pick Dates

Deal found 9/27/22

Oct 6 - Oct 10
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

7h 35m
FSD

Sioux Falls Joe Foss Field

TYS

Knoxville McGhee Tyson

2 stops

14h 48m
$1,296

Multiple Airlines

Pick Dates

Deal found 9/27/22

One-way flights to Sioux Falls from Knoxville

The cheapest one-way flights from Knoxville to Sioux Falls
Oct 21
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

19h 03m
$86

Frontier

Pick Dates

Deal found 9/29/22

Oct 10
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

18h 58m
$156

Frontier

Pick Dates

Deal found 9/26/22

Nov 6
TYS

Knoxville McGhee Tyson

FSD

Sioux Falls Joe Foss Field

1 stop

8h 05m
$177

Multiple Airlines

Pick Dates

Deal found 9/28/22

Related info for your journey

Useful info, stats and facts about Knoxville to Sioux Falls flights.

Which airlines flying from Knoxville McGhee Tyson to Sioux Falls Joe Foss Field have flexible cancellations due to COVID-19?

United Airlines, American Airlines, and Delta are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Knoxville to Sioux Falls for under $400 on Cheapflights?

Yes, there are multiple flights from Knoxville to Sioux Falls for under $400. The cheapest flight booked recently is on United Airlines for just $371, but on average you can expect to pay $581.

Are there last-minute flights available from Knoxville to Sioux Falls for under $700?

There are currently 3+ open flights from Knoxville to Sioux Falls within the next 7 days for less than $700.

What are the cheapest airlines flying from Knoxville to Sioux Falls round-trip?

Flying on United Airlines is currently your cheapest option to Sioux Falls, with prices starting at $371. Another option worth looking into is American Airlines, starting at $401 round trip. Users have found that United Airlines is 31% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Knoxville to Sioux Falls one-way?

The cheapest airlines for a one-way flight from Knoxville to Sioux Falls are Frontier ($86), United Airlines ($269), and Allegiant Air ($320).

What are the most popular airlines that fly from Knoxville to Sioux Falls?

Consider American Airlines, Delta or Allegiant Air when booking your flight. These represent the most popular airlines when flying from Knoxville to Sioux Falls.

What are the cheapest flights from Knoxville to Sioux Falls?

The cheapest flight price from Knoxville to Sioux Falls is $173. On average you can expect to pay $572. The most popular route, (Knoxville McGhee Tyson - Sioux Falls Joe Foss Field), can usually be booked for $459.

Alternative routes for Knoxville to Sioux Falls

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Knoxville to Sioux Falls

The chart below displays the airlines Cheapflights users traveling from Knoxville to Sioux Falls choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
United AirlinesCheapest$304Average$629FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
DeltaCheapest$383Average$800FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
American AirlinesCheapest$398Average$677FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights