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Cheap flights from Knoxville to Rapid City from $221

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Rapid City departing on 7/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Knoxville to Rapid City

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:21 pm - 10:28 pm
TYS
-
RAP
10h 07m
2 stops
United Airlines Logo
1:31 pm - 8:53 pm
RAP
-
TYS
5h 22m
1 stop
$286United Airlines
Sat, Aug 22 - Mon, Aug 24
United Airlines Logo
4:50 pm - 10:28 pm
TYS
-
RAP
7h 38m
1 stop
United Airlines Logo
1:31 pm - 8:53 pm
RAP
-
TYS
5h 22m
1 stop
$308United Airlines
Sat, Aug 22 - Mon, Aug 24
Delta Logo
6:57 pm - 10:30 pm
TYS
-
RAP
5h 33m
1 stop
Delta Logo
6:30 am - 4:27 pm
RAP
-
TYS
7h 57m
1 stop
$319Delta
Thu, Oct 15 - Mon, Oct 19
Delta Logo
5:18 pm - 10:30 pm
TYS
-
RAP
7h 12m
2 stops
Delta Logo
6:30 am - 4:27 pm
RAP
-
TYS
7h 57m
1 stop
$324Delta
Thu, Oct 15 - Mon, Oct 19
United Airlines Logo
7:00 am - 10:26 am
TYS
-
RAP
5h 26m
1 stop
United Airlines Logo
5:00 am - 4:58 pm
RAP
-
TYS
9h 58m
2 stops
$332United Airlines
Sat, Aug 22 - Mon, Aug 24
United Airlines Logo
7:00 am - 10:26 am
TYS
-
RAP
5h 26m
1 stop
United Airlines Logo
1:30 pm - 8:53 pm
RAP
-
TYS
5h 23m
1 stop
$336United Airlines
Sat, Aug 15 - Wed, Aug 19
United Airlines Logo
7:00 am - 10:26 am
TYS
-
RAP
5h 26m
1 stop
United Airlines Logo
8:55 am - 9:45 pm
RAP
-
TYS
10h 50m
2 stops
$346United Airlines
Sat, Aug 15 - Wed, Aug 19
United Airlines Logo
4:56 pm - 10:25 pm
TYS
-
RAP
7h 29m
1 stop
United Airlines Logo
1:35 pm - 8:44 pm
RAP
-
TYS
5h 09m
1 stop
$372United Airlines
Fri, Jul 17 - Thu, Jul 23
American Airlines Logo
11:35 am - 2:55 pm
TYS
-
RAP
5h 20m
1 stop
American Airlines Logo
3:26 pm - 10:33 pm
RAP
-
TYS
5h 07m
1 stop
$376American Airlines
Wed, Jul 8 - Sat, Jul 11
United Airlines Logo
7:00 am - 5:43 pm
TYS
-
RAP
12h 43m
2 stops
United Airlines Logo
11:22 am - 9:45 pm
RAP
-
TYS
8h 23m
2 stops
$385United Airlines
Sat, Aug 15 - Wed, Aug 19

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United Airlines flights from Knoxville to Rapid City

Our best United Airlines deals on Knoxville to Rapid City flight tickets
United Airlines
Aug 22
TYS2:21 pmKnoxville McGhee Tyson
10h 07m
2 stops
RAP10:28 pmRapid City
Aug 24
RAP1:31 pmRapid City
5h 22m
1 stop
TYS8:53 pmKnoxville McGhee Tyson
$286
United Airlines
Aug 22
TYS4:50 pmKnoxville McGhee Tyson
7h 38m
1 stop
RAP10:28 pmRapid City
Aug 24
RAP1:31 pmRapid City
5h 22m
1 stop
TYS8:53 pmKnoxville McGhee Tyson
$308
United Airlines
Aug 22
TYS7:00 amKnoxville McGhee Tyson
5h 26m
1 stop
RAP10:26 amRapid City
Aug 24
RAP5:00 amRapid City
9h 58m
2 stops
TYS4:58 pmKnoxville McGhee Tyson
$332

Delta flights from Knoxville to Rapid City

Our best Delta deals on Knoxville to Rapid City flight tickets
Delta
Oct 15
TYS6:57 pmKnoxville McGhee Tyson
5h 33m
1 stop
RAP10:30 pmRapid City
Oct 19
RAP6:30 amRapid City
7h 57m
1 stop
TYS4:27 pmKnoxville McGhee Tyson
$319
Delta
Oct 15
TYS5:18 pmKnoxville McGhee Tyson
7h 12m
2 stops
RAP10:30 pmRapid City
Oct 19
RAP6:30 amRapid City
7h 57m
1 stop
TYS4:27 pmKnoxville McGhee Tyson
$324
Delta
Sep 22
TYS5:28 pmKnoxville McGhee Tyson
6h 50m
2 stops
RAP10:18 pmRapid City
Sep 27
RAP4:31 pmRapid City
4h 43m
1 stop
TYS11:14 pmKnoxville McGhee Tyson
$599

momondo 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, momondo users made 832,500 searches. Data last updated June 28, 2026.
Use the filters below to find and compare flights from Knoxville to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 8/22

2:21 pm-10:28 pm

2 stops10h 07m

Rapid City

Mon 8/24

1:31 pm-8:53 pm

1 stop5h 22m

$286

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 8/22

4:50 pm-10:28 pm

1 stop7h 38m

Rapid City

Mon 8/24

1:31 pm-8:53 pm

1 stop5h 22m

$308

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Thu 10/15

6:57 pm-10:30 pm

1 stop5h 33m

Rapid City

Mon 10/19

6:30 am-4:27 pm

1 stop7h 57m

$319

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Thu 10/15

5:18 pm-10:30 pm

2 stops7h 12m

Rapid City

Mon 10/19

6:30 am-4:27 pm

1 stop7h 57m

$324

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 8/22

7:00 am-10:26 am

1 stop5h 26m

Rapid City

Mon 8/24

5:00 am-4:58 pm

2 stops9h 58m

$332

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 8/15

7:00 am-10:26 am

1 stop5h 26m

Rapid City

Wed 8/19

1:30 pm-8:53 pm

1 stop5h 23m

$336

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 8/15

7:00 am-10:26 am

1 stop5h 26m

Rapid City

Wed 8/19

8:55 am-9:45 pm

2 stops10h 50m

$346

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Fri 7/17

4:56 pm-10:25 pm

1 stop7h 29m

Rapid City

Thu 7/23

1:35 pm-8:44 pm

1 stop5h 09m

$372
Quickest round-trip

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Wed 7/8

11:35 am-2:55 pm

1 stop5h 20m

Rapid City

Sat 7/11

3:26 pm-10:33 pm

1 stop5h 07m

$376

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Sat 8/15

7:00 am-5:43 pm

2 stops12h 43m

Rapid City

Wed 8/19

11:22 am-9:45 pm

2 stops8h 23m

$385

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Rapid City from

How to get the cheapest flight ticket from Knoxville to Rapid City

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Knoxville and Rapid City?

What is the cheapest month to fly to Rapid City?

The month of August is, on average, the cheapest month to fly to Rapid City from Knoxville, with most prices found around $313. If you aren’t able to travel to Rapid City during the month of August, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $384.

Can stopping save me money on Knoxville to Rapid City flights?

You could potentially save up to 37% on your flight if you consider stops on a Knoxville to Rapid City flight.

When to book flights from Knoxville to Rapid City

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Rapid City according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Rapid City (TYS to RAP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Rapid City

Fastest flight time

5h 26m

Direct flights

None
The fastest flight from Knoxville to Rapid City takes 5h 26m
There are no direct flights from Knoxville to Rapid City. There are no popular flight routes from Knoxville to Rapid City.
Search flight deals

Frequently asked questions about flying from Knoxville to Rapid City

  • How far is Knoxville McGhee Tyson to Rapid City by plane?

    There are 1160.7 mi between Knoxville McGhee Tyson and Rapid City. Flights usually cover this in 5h 26m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Rapid City Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Rapid City Airport were last updated today.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Rapid City Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Rapid City Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Rapid City Airport.

  • What documentation or ID do you need to fly to Rapid City Airport?

    The required travel and health documents for your Rapid City Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rapid City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Knoxville to Rapid City?

Best airlines flying from Knoxville to Rapid City

Compare and see reviews for airlines that fly from Knoxville to Rapid City with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $258Free CancellationRating
7.1
11,776 reviews
Search American Airlines flights
United AirlinesPriceFrom $287Free CancellationRating
7.4
9,899 reviews
Search United Airlines flights

Traveling to a place near Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Deadwood
Keystone
Sturgis
Custer
Spearfish
Wall
Hill City
Hot Springs

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Rapid City?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Rapid City from Knoxville.

Can I find flights from Knoxville to Rapid City with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Knoxville to Rapid City flights to just show those with flexible booking policies.

How can momondo help me find flights from Knoxville to Rapid City?

Once all potential Knoxville to Rapid City flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Knoxville to Rapid City right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Rapid City, momondo offers a useful price alert feature which will track prices for flights to Rapid City from Knoxville and alert you when they change.

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