HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Rapid City

$211+ Cheap flights from Knoxville to Rapid City (TYS - RAP)

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — RAP
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to Rapid City 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 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$259
(Delta)

One-way from

$211
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$408
Provider with most accurate pricing for Knoxville McGhee Tyson-Rapid City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Rapid City flights.
Search Deals
From Knoxville McGhee Tyson to Rapid City
Search Deals
One-way flight from Knoxville McGhee Tyson to Rapid City
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find 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 October 28, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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 11/124:55 pmTYS - RAP
1 stop7h 04mUnited Airlines
Sun 11/168:45 amRAP - TYS
1 stop5h 06mUnited Airlines
Deal found 10/28$289
This Delta deal was found by Cheapflights users on 10/27. 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.
Wed 12/36:29 amTYS - RAP
1 stop5h 53mDelta
Wed 12/106:05 amRAP - TYS
2 stops11h 55mDelta
Deal found 10/27$324
This Delta deal was found by Cheapflights users on 10/27. 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 12/22:37 pmTYS - RAP
2 stops10h 09mDelta
Tue 12/92:51 pmRAP - TYS
1 stop6h 27mDelta
Deal found 10/27$358
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Wed 12/34:22 pmTYS - RAP
1 stop6h 54mAmerican Airlines
Wed 12/105:15 amRAP - TYS
1 stop8h 17mAmerican Airlines
Deal found 10/27$375
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sat 11/156:45 amTYS - RAP
1 stop5h 49mUnited Airlines
Sat 11/2211:15 amRAP - TYS
2 stops9h 40mUnited Airlines
Deal found 10/26$376
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sun 11/95:45 amTYS - RAP
2 stops8h 55mUnited Airlines
Wed 11/1212:27 pmRAP - TYS
1 stop8h 03mUnited Airlines
Deal found 10/26$474

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 October 28, 2025.
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 1/24

6:19 am-10:13 am

1 stop5h 54m

Rapid City

Tue 1/27

4:10 pm-11:09 pm

1 stop4h 59m

$259

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Wed 11/12

4:55 pm-9:59 pm

1 stop7h 04m

Rapid City

Sun 11/16

8:45 am-3:51 pm

1 stop5h 06m

$289

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Wed 12/3

6:29 am-10:22 am

1 stop5h 53m

Rapid City

Wed 12/10

6:05 am-8:00 pm

2 stops11h 55m

$324

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Tue 12/2

2:37 pm-10:46 pm

2 stops10h 09m

Rapid City

Tue 12/9

2:51 pm-11:18 pm

1 stop6h 27m

$358

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Wed 12/3

4:22 pm-9:16 pm

1 stop6h 54m

Rapid City

Wed 12/10

5:15 am-3:32 pm

1 stop8h 17m

$375

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 11/15

6:45 am-10:34 am

1 stop5h 49m

Rapid City

Sat 11/22

11:15 am-10:55 pm

2 stops9h 40m

$376

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 11/15

7:30 am-8:54 pm

3 stops39h 24m

$211

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 11/15

8:30 am-2:11 pm

1 stop7h 41m

$271

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 11/1

4:42 pm-9:54 pm

3 stops31h 12m

$345

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 11/1

12:35 pm-4:03 pm

1 stop5h 28m

$426

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Knoxville-Rapid City flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 June is currently the most expensive (average of $386). 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.

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 October 28, 2025.
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
7,994 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
9,001 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 54m. 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 39% 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 June is currently the most expensive (average of $386). 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
Deadwood
Keystone
Sturgis
Spearfish

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.

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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$481FlexibilityNo cancel feeOn-time71%
DeltaCheapest$258Average$358FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$322Average$488FlexibilityNo cancel feeOn-time69%

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.