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Cheap flights from Knoxville to Rapid City from $286

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 7/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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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
4:56 pm - 8:32 pm
TYS
-
RAP
5h 36m
1 stop
United Airlines Logo
1:33 pm - 8:48 pm
RAP
-
TYS
5h 15m
1 stop
$314United Airlines
Fri, Aug 21 - Tue, Aug 25
American Airlines Logo
4:09 pm - 9:58 pm
TYS
-
RAP
7h 49m
1 stop
American Airlines Logo
6:00 am - 3:19 pm
RAP
-
TYS
7h 19m
1 stop
$319American Airlines
Wed, Apr 29 - Sat, May 2
United Airlines Logo
4:56 pm - 8:32 pm
TYS
-
RAP
5h 36m
1 stop
United Airlines Logo
5:00 am - 4:59 pm
RAP
-
TYS
9h 59m
2 stops
$324United Airlines
Fri, Aug 21 - Tue, Aug 25
American Airlines Logo
4:09 pm - 9:58 pm
TYS
-
RAP
7h 49m
1 stop
American Airlines Logo
6:00 am - 3:19 pm
RAP
-
TYS
7h 19m
1 stop
$329American Airlines
Wed, Apr 29 - Sat, May 2
United Airlines Logo
4:30 pm - 8:44 pm
TYS
-
RAP
6h 14m
1 stop
United Airlines Logo
2:47 pm - 10:29 pm
RAP
-
TYS
5h 42m
1 stop
$369United Airlines
Fri, Apr 3 - Tue, Apr 7
Allegiant Air Logo
10:05 pm - 2:49 pm
TYS
-
RAP
18h 44m
1 stop
Allegiant Air Logo
9:40 am - 6:25 pm
RAP
-
TYS
6h 45m
1 stop
$370Allegiant Air
Fri, Jul 17 - Wed, Jul 22
American Airlines Logo
10:56 am - 4:27 pm
TYS
-
RAP
7h 31m
1 stop
American Airlines Logo
6:00 am - 3:19 pm
RAP
-
TYS
7h 19m
1 stop
$379American Airlines
Wed, Apr 29 - Sat, May 2
American Airlines Logo
5:00 am - 11:23 am
TYS
-
RAP
8h 23m
2 stops
American Airlines Logo
6:00 am - 3:19 pm
RAP
-
TYS
7h 19m
1 stop
$384American Airlines
Wed, Apr 29 - Sat, May 2
United Airlines Logo
6:30 am - 10:12 am
TYS
-
RAP
5h 42m
1 stop
United Airlines Logo
1:33 pm - 8:48 pm
RAP
-
TYS
5h 15m
1 stop
$394United Airlines
Thu, Aug 20 - Sat, Aug 22
Delta Logo
7:50 am - 3:15 pm
TYS
-
RAP
9h 25m
2 stops
Delta Logo
3:55 pm - 10:59 pm
RAP
-
TYS
5h 04m
1 stop
$399Delta
Wed, Apr 29 - Sat, May 2

United Airlines flights from Knoxville to Rapid City

Our best United Airlines deals on Knoxville to Rapid City flight tickets
United Airlines
Aug 21
TYS4:56 pmKnoxville McGhee Tyson
5h 36m
1 stop
RAP8:32 pmRapid City
Aug 25
RAP1:33 pmRapid City
5h 15m
1 stop
TYS8:48 pmKnoxville McGhee Tyson
$314
United Airlines
Aug 21
TYS4:56 pmKnoxville McGhee Tyson
5h 36m
1 stop
RAP8:32 pmRapid City
Aug 25
RAP5:00 amRapid City
9h 59m
2 stops
TYS4:59 pmKnoxville McGhee Tyson
$324
United Airlines
Apr 3
TYS4:30 pmKnoxville McGhee Tyson
6h 14m
1 stop
RAP8:44 pmRapid City
Apr 7
RAP2:47 pmRapid City
5h 42m
1 stop
TYS10:29 pmKnoxville McGhee Tyson
$369

American Airlines flights from Knoxville to Rapid City

Our best American Airlines deals on Knoxville to Rapid City flight tickets
American Airlines
Apr 29
TYS4:09 pmKnoxville McGhee Tyson
7h 49m
1 stop
RAP9:58 pmRapid City
May 2
RAP6:00 amRapid City
7h 19m
1 stop
TYS3:19 pmKnoxville McGhee Tyson
$319
American Airlines
Apr 29
TYS4:09 pmKnoxville McGhee Tyson
7h 49m
1 stop
RAP9:58 pmRapid City
May 2
RAP6:00 amRapid City
7h 19m
1 stop
TYS3:19 pmKnoxville McGhee Tyson
$329
American Airlines
Apr 29
TYS10:56 amKnoxville McGhee Tyson
7h 31m
1 stop
RAP4:27 pmRapid City
May 2
RAP6:00 amRapid City
7h 19m
1 stop
TYS3:19 pmKnoxville McGhee Tyson
$379

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 March 22, 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
Quickest round-trip

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Fri 8/21

4:56 pm-8:32 pm

1 stop5h 36m

Rapid City

Tue 8/25

1:33 pm-8:48 pm

1 stop5h 15m

$314

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Wed 4/29

4:09 pm-9:58 pm

1 stop7h 49m

Rapid City

Sat 5/2

6:00 am-3:19 pm

1 stop7h 19m

$319

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Fri 8/21

4:56 pm-8:32 pm

1 stop5h 36m

Rapid City

Tue 8/25

5:00 am-4:59 pm

2 stops9h 59m

$324

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Wed 4/29

4:09 pm-9:58 pm

1 stop7h 49m

Rapid City

Sat 5/2

6:00 am-3:19 pm

1 stop7h 19m

$329

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Fri 4/3

4:30 pm-8:44 pm

1 stop6h 14m

Rapid City

Tue 4/7

2:47 pm-10:29 pm

1 stop5h 42m

$369

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Fri 7/17

10:05 pm-2:49 pm

1 stop18h 44m

Rapid City

Wed 7/22

9:40 am-6:25 pm

1 stop6h 45m

$370

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Wed 4/29

10:56 am-4:27 pm

1 stop7h 31m

Rapid City

Sat 5/2

6:00 am-3:19 pm

1 stop7h 19m

$379

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Wed 4/29

5:00 am-11:23 am

2 stops8h 23m

Rapid City

Sat 5/2

6:00 am-3:19 pm

1 stop7h 19m

$384

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Thu 8/20

6:30 am-10:12 am

1 stop5h 42m

Rapid City

Sat 8/22

1:33 pm-8:48 pm

1 stop5h 15m

$394

KnoxvilleRapid City

TYS - RAP

TYSRAP

Knoxville McGhee Tyson

Wed 4/29

7:50 am-3:15 pm

2 stops9h 25m

Rapid City

Sat 5/2

3:55 pm-10:59 pm

1 stop5h 04m

$399

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 September is, on average, the cheapest month to fly to Rapid City from Knoxville, with most prices found around $333. If you aren’t able to travel to Rapid City during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $394.

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 36m

Direct flights

None
The fastest flight from Knoxville to Rapid City takes 5h 36m
There are no direct flights from Knoxville to Rapid City. There are no popular flight routes from Knoxville to Rapid City.
Search flight deals

  • 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 36m, 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
11,489 reviews
Search American Airlines flights
United AirlinesPriceFrom $278Free CancellationRating
7.4
9,455 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
Hill City
Hot Springs
Wall

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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