HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Dakota

$185+ Cheap flights from Knoxville (TYS) to South Dakota

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — FSD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to South Dakota with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Knoxville to South Dakota

Keep the following information in mind while searching for Knoxville to South Dakota flight deals. Data was last updated June 12, 2025.

Round-trip from

$249
(American Airlines)

One-way from

$185
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$636
From Knoxville McGhee Tyson to South Dakota
Search Deals
One-way flight from Knoxville McGhee Tyson to South Dakota
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Knoxville to South Dakota

Cheapest flights from Knoxville to South Dakota
Explore the most affordable flight options available from Knoxville to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/34:37 pmTYS - FSD
1 stop5h 46mAmerican Airlines
Sun 10/57:00 amFSD - TYS
1 stop4h 21mAmerican Airlines
Deal found 6/11$249
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/156:00 amTYS - RAP
1 stop5h 55mAmerican Airlines
Tue 7/225:36 amRAP - TYS
1 stop5h 36mAmerican Airlines
Deal found 6/12$259
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:00 amTYS - RAP
1 stop5h 13mUnited Airlines
Mon 10/2712:27 pmRAP - TYS
2 stops9h 32mUnited Airlines
Deal found 6/12$284
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/159:00 amTYS - FSD
1 stop25h 47mAllegiant Air
Fri 7/188:06 pmFSD - TYS
2 stops25h 41mAllegiant Air
Deal found 6/11$301
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/155:12 pmTYS - RAP
2 stops7h 19mDelta
Tue 7/224:30 pmRAP - TYS
1 stop5h 14mDelta
Deal found 6/12$310
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/116:55 amTYS - FSD
2 stops33h 52mMultiple Airlines
Sat 7/126:55 pmFSD - TYS
1 stop27h 01mMultiple Airlines
Deal found 6/11$323
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/210:55 amTYS - FSD
2 stops10h 25mUnited Airlines
Wed 7/93:10 pmFSD - TYS
1 stop6h 25mUnited Airlines
Deal found 6/12$390
This Mytrip deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2310:59 amTYS - RAP
1 stop7h 28mMultiple Airlines
Thu 6/2610:02 pmRAP - TYS
1 stop13h 36mMultiple Airlines
Deal found 6/9$445
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/156:42 amTYS - FSD
1 stop6h 39mDelta
Fri 7/1811:12 amFSD - TYS
1 stop4h 20mDelta
Deal found 6/11$448

Cheapflights Fare Finder

Customize your flight search to find flights from Knoxville to South Dakota that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Knoxville to South Dakota that are best for you.

Fly from

Knoxville

Fly to

South Dakota

Route

Depart

Return

Price

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Tue 7/15

6:00 am-9:55 am

1 stop5h 55m

Rapid City

Tue 7/22

5:36 am-1:12 pm

1 stop5h 36m

$259

KnoxvilleSioux Falls

TYS - FSD

TYSFSD

Knoxville McGhee Tyson

Tue 9/2

2:23 pm-9:03 pm

1 stop7h 40m

Sioux Falls Joe Foss Field

Sat 9/6

5:33 pm-12:21 am

1 stop5h 48m

$260

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 10/25

7:00 am-10:13 am

1 stop5h 13m

Rapid City

Mon 10/27

12:27 pm-11:59 pm

2 stops9h 32m

$284

KnoxvilleSioux Falls

TYS - FSD

TYSFSD

Knoxville McGhee Tyson

Tue 7/15

9:00 am-9:47 am

1 stop25h 47m

Sioux Falls Joe Foss Field

Fri 7/18

8:06 pm-10:47 pm

2 stops25h 41m

$301

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Tue 7/15

5:12 pm-10:31 pm

2 stops7h 19m

Rapid City

Tue 7/22

4:30 pm-11:44 pm

1 stop5h 14m

$310

KnoxvilleSioux Falls

TYS - FSD

TYSFSD

Knoxville McGhee Tyson

Fri 7/11

6:55 am-3:47 pm

2 stops33h 52m

Sioux Falls Joe Foss Field

Sat 7/12

6:55 pm-10:56 pm

1 stop27h 01m

$323

KnoxvilleSioux Falls

TYS - FSD

TYSFSD

Knoxville McGhee Tyson

Wed 7/2

10:55 am-8:20 pm

2 stops10h 25m

Sioux Falls Joe Foss Field

Wed 7/9

3:10 pm-10:35 pm

1 stop6h 25m

$390

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Mon 6/23

10:59 am-4:27 pm

1 stop7h 28m

Rapid City

Thu 6/26

10:02 pm-1:38 pm

1 stop13h 36m

$445

KnoxvilleSioux Falls

TYS - FSD

TYSFSD

Knoxville McGhee Tyson

Tue 7/15

6:42 am-12:21 pm

1 stop6h 39m

Sioux Falls Joe Foss Field

Fri 7/18

11:12 am-4:32 pm

1 stop4h 20m

$448

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Mon 6/30

10:59 am-4:27 pm

1 stop7h 28m

$185

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 16 results
1
2

Best time to book a flight from Knoxville to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Knoxville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to South Dakota

What is the cheapest month to book a flight from Knoxville to South Dakota?

Currently, September is the cheapest month in which you can book a flight from Knoxville to South Dakota (average of $334). Flying from Knoxville to South Dakota in December is currently the most expensive (average of $446). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TYS to SD?

Find hourly flight availability from Knoxville to South Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to South Dakota as you normally would.

Rainfall in South Dakota by month

Plan your trip to South Dakota by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Dakota ranges from 0.6 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit South Dakota when rainfall is around 0.6 in.

Temperature in South Dakota by month

Plan your trip to South Dakota by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Dakota, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

Reviews of airlines servicing South Dakota

Get insights into the airlines that provide service to South Dakota. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Dakota. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and Allegiant Air from Knoxville to South Dakota to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.3
Good
725 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Knoxville to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Knoxville to South Dakota?

    Knoxville McGhee Tyson (TYS), located 11.3 mi from the city center, is the airport you fly out of when you book flights from Knoxville to South Dakota.

  • What are the cheapest airlines to fly from Knoxville to South Dakota one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $261. However, be on the lookout for offers from Allegiant Air and United Airlines, as they are both options that can get you from Knoxville to South Dakota for a low price.

  • Can I find deals for flights from Knoxville to South Dakota that include hotel bookings?

    Yes. In addition to deals on Knoxville to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to South Dakota?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to South Dakota.

  • Can I find deals for business class flights from Knoxville to South Dakota?

    Yes. Cheapflights offers flight deals from Knoxville to South Dakota by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Knoxville to South Dakota?

    Currently, September is the cheapest month in which you can book a flight from Knoxville to South Dakota (average of $334). Flying from Knoxville to South Dakota in December is currently the most expensive (average of $446). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Knoxville to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Seattle flights
Nashville to LaGuardia flights
Nashville to John F Kennedy Intl flights
Nashville to Las Vegas flights
Nashville to Orlando flights
Nashville to Newark flights
Nashville to Denver flights
Nashville to Los Angeles flights
Nashville to Dallas/Fort Worth flights
Nashville to Fort Lauderdale flights
Nashville to Boston flights
Memphis to Las Vegas flights
Memphis to O'Hare Intl flights
Nashville to O'Hare Intl flights
Memphis to Los Angeles flights
Memphis to Hobby flights
Memphis to LaGuardia flights
Nashville to Miami flights
Nashville to Portland flights
Chattanooga to LaGuardia flights
Nashville to Reagan-National flights
Nashville to San Francisco flights
Memphis to Orlando flights
Memphis to Miami flights
Memphis to Dallas/Fort Worth flights
Memphis to Denver flights
Memphis to Newark flights
Memphis to John F Kennedy Intl flights
Memphis to Boston flights
Nashville to Sky Harbor Intl flights
Knoxville to Denver flights
Nashville to Honolulu flights
Chattanooga to John F Kennedy Intl flights
Nashville to Dulles Intl flights
Memphis to George Bush Intcntl flights
Nashville to Hobby flights
Nashville to Minneapolis flights
Chattanooga to O'Hare Intl flights
Nashville to Salt Lake City flights
Knoxville to LaGuardia flights
Memphis to Atlanta flights
Chattanooga to Seattle flights
Nashville to Omaha flights
Memphis to Reagan-National flights
Nashville to Santa Ana flights
Knoxville to John F Kennedy Intl flights
Nashville to Baltimore flights
Nashville to Ontario flights
Memphis to Seattle flights
Knoxville to O'Hare Intl flights

Top 3 airlines flying from Knoxville to South Dakota

Discover the top 3 airlines that operate flights from Knoxville to South Dakota. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$253Average$476FlexibilityNo cancel feeOn-time69%
DeltaCheapest$258Average$293FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$258Average$503FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.