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Rapid City

$307+ Cheap flights from Knoxville to Rapid City (TYS - RAP)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — RAP
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Knoxville to Rapid City

Cheapest flights from Knoxville to Rapid City
Explore the most affordable flight options available from Knoxville to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This United Airlines deal was found by Cheapflights users on 1/25. 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 4/257:05 am
TYS
-
RAP
2 stops9h 50m
United Airlines
Sat 5/212:10 pm
RAP
-
TYS
1 stop6h 35m
United Airlines
Deal found 1/25$307
This Delta deal was found by Cheapflights users on 1/26. 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 2/106:30 am
TYS
-
RAP
1 stop5h 41m
Delta
Sat 2/144:29 pm
RAP
-
TYS
1 stop4h 43m
Delta
Deal found 1/26$309
This Delta deal was found by Cheapflights users on 1/27. 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 2/36:30 am
TYS
-
RAP
1 stop5h 41m
Delta
Tue 2/104:10 pm
RAP
-
TYS
1 stop4h 59m
Delta
Deal found 1/27$354
This American Airlines deal was found by Cheapflights users on 1/25. 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.
Sat 4/257:50 am
TYS
-
RAP
1 stop5h 24m
American Airlines
Sat 5/26:00 am
RAP
-
TYS
1 stop7h 19m
American Airlines
Deal found 1/25$370
This American Airlines deal was found by Cheapflights users on 1/27. 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 6/235:31 pm
TYS
-
RAP
1 stop5h 59m
American Airlines
Tue 6/3010:19 am
RAP
-
TYS
1 stop7h 09m
American Airlines
Deal found 1/27$393
This American Airlines deal was found by Cheapflights users on 1/26. 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 1/274:41 pm
TYS
-
RAP
1 stop6h 34m
American Airlines
Sat 2/72:08 pm
RAP
-
TYS
1 stop6h 39m
American Airlines
Deal found 1/26$409
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 1/2711:10 am
TYS
-
RAP
2 stops10h 04m
United Airlines
Sat 2/77:00 am
RAP
-
TYS
1 stop6h 14m
United Airlines
Deal found 1/26$414
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Mon 5/47:00 am
TYS
-
RAP
1 stop5h 36m
United Airlines
Mon 5/1812:10 pm
RAP
-
TYS
1 stop6h 35m
United Airlines
Deal found 1/26$417

Find flight deals from Knoxville to Rapid City

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Rapid City (RAP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$307
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$378
Provider with most accurate pricing for Knoxville McGhee Tyson-Rapid City flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Rapid City flights.
Search Deals
From Knoxville McGhee Tyson to Rapid City
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($95 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Rapid City 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 January 27, 2026.
Use the filters below to find and compare flights from Knoxville to Rapid City that are best for you.

Fly from

Knoxville

Fly to

Rapid City

Route

Depart

Return

Price

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 4/25

7:05 am-2:55 pm

2 stops9h 50m

Rapid City

Sat 5/2

12:10 pm-8:45 pm

1 stop6h 35m

$307

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Wed 2/11

6:30 am-10:11 am

1 stop5h 41m

Rapid City

Sun 2/15

4:29 pm-11:12 pm

1 stop4h 43m

$309

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 4/25

7:50 am-11:14 am

1 stop5h 24m

Rapid City

Sat 5/2

6:00 am-3:19 pm

1 stop7h 19m

$370

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Tue 2/10

7:30 am-3:25 pm

2 stops9h 55m

Rapid City

Sat 2/14

10:54 am-11:52 pm

2 stops10h 58m

$375

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Tue 6/23

5:31 pm-9:30 pm

1 stop5h 59m

Rapid City

Tue 6/30

10:19 am-7:28 pm

1 stop7h 09m

$393

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Mon 5/4

7:00 am-10:36 am

1 stop5h 36m

Rapid City

Mon 5/18

12:10 pm-8:45 pm

1 stop6h 35m

$417

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Mon 5/25

4:56 pm-10:24 pm

1 stop7h 28m

Rapid City

Tue 6/2

1:41 pm-8:56 pm

1 stop5h 15m

$435

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Thu 6/4

6:30 am-10:19 am

1 stop5h 49m

Rapid City

Sun 6/7

1:41 pm-8:56 pm

1 stop5h 15m

$440

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Mon 3/16

7:25 pm-8:34 pm

2 stops27h 09m

Rapid City

Mon 3/30

2:42 pm-10:29 pm

1 stop5h 47m

$458

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Wed 5/13

7:00 am-10:36 am

1 stop5h 36m

Rapid City

Sun 5/17

10:00 am-10:23 pm

1 stop10h 23m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Compare providers for flights from Knoxville to Rapid City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Rapid City in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Rapid City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Rapid City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Rapid City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Knoxville to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City 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 Rapid City

What is the cheapest month to book a flight from Knoxville to Rapid City?

Currently, September is the cheapest month in which you can book a flight from Knoxville to Rapid City (average of $228). Flying from Knoxville to Rapid City in November is currently the most expensive (average of $419). 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.

How much does it cost to fly round-trip from Knoxville to Rapid City?

Reviews of airlines servicing Rapid City

Get insights into the airlines that provide service to Rapid City. 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 Rapid City. Reviews last updated January 27, 2026.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Knoxville to Rapid City to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,118 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,118 reviews
Delta
7.9
Good
8,118 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,204 reviews
Delta
7.9
Good
8,118 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,197 reviews
Delta
7.9
Good
8,118 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • How long is the flight from Knoxville to Rapid City?

    Departing from Knoxville to Rapid City will take you 5h 24m. The distance between Knoxville and Rapid City is about 1155 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Knoxville to Rapid City round-trip?

    American Airlines, at $258, was found to be the cheapest airline from Knoxville to Rapid City.Alternate airlines to your destination round-trip include Delta and United Airlines. You may be able to fly from Knoxville to Rapid City for 46% less than the average price by searching for these airlines.

  • Can I find deals for flights from Knoxville to Rapid City that include hotel bookings?

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

  • How can I find direct flights from Knoxville to Rapid City?

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

  • Can I find deals for business class flights from Knoxville to Rapid City?

    Yes. Cheapflights offers flight deals from Knoxville to Rapid City 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 Rapid City?

    Currently, September is the cheapest month in which you can book a flight from Knoxville to Rapid City (average of $228). Flying from Knoxville to Rapid City in November is currently the most expensive (average of $419). 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

Traveling to a place near Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Keystone
Deadwood
Sturgis
Spearfish

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Top 3 airlines flying from Knoxville to Rapid City

Discover the top 3 airlines that operate flights from Knoxville to Rapid City. 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$482FlexibilityNo cancel feeOn-time71%
DeltaCheapest$258Average$388FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$287Average$486FlexibilityNo cancel feeOn-time69%

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