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Cheap flights from Denver to Rapid City from $109

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Rapid City departing on 9/29. 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

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Find the cheapest flights from Denver to Rapid City

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:05 am - 9:27 amDEN  Denver Intl-RAP Rapid City
1h 22mnonstop
United Airlines Logo
7:00 am - 8:25 amRAP  Rapid City-DEN Denver Intl
1h 25mnonstop
$259United Airlines
Thu, Sep 10 - Mon, Sep 14
United Airlines Logo
8:05 am - 9:27 amDEN  Denver Intl-RAP Rapid City
1h 22mnonstop
United Airlines Logo
10:11 am - 11:41 amRAP  Rapid City-DEN Denver Intl
1h 30mnonstop
$259United Airlines
Sun, Sep 13 - Sun, Sep 20
United Airlines Logo
7:35 pm - 8:52 pmDEN  Denver Intl-RAP Rapid City
1h 17mnonstop
United Airlines Logo
5:53 pm - 7:35 pmRAP  Rapid City-DEN Denver Intl
1h 42mnonstop
$259United Airlines
Thu, Oct 1 - Sat, Oct 3
United Airlines Logo
2:42 pm - 4:06 pmDEN  Denver Intl-RAP Rapid City
1h 24mnonstop
United Airlines Logo
7:00 am - 8:25 amRAP  Rapid City-DEN Denver Intl
1h 25mnonstop
$259United Airlines
Thu, Sep 10 - Mon, Sep 14
United Airlines Logo
8:05 am - 9:27 amDEN  Denver Intl-RAP Rapid City
1h 22mnonstop
United Airlines Logo
7:05 am - 8:31 amRAP  Rapid City-DEN Denver Intl
1h 26mnonstop
$259United Airlines
Tue, Sep 22 - Wed, Sep 30
United Airlines Logo
9:10 pm - 10:33 pmDEN  Denver Intl-RAP Rapid City
1h 23mnonstop
United Airlines Logo
5:48 pm - 7:30 pmRAP  Rapid City-DEN Denver Intl
1h 42mnonstop
$259United Airlines
Wed, Sep 9 - Wed, Sep 16
United Airlines Logo
9:07 pm - 10:30 pmDEN  Denver Intl-RAP Rapid City
1h 23mnonstop
United Airlines Logo
3:22 pm - 5:02 pmRAP  Rapid City-DEN Denver Intl
1h 40mnonstop
$259United Airlines
Wed, Oct 7 - Thu, Oct 15
United Airlines Logo
11:16 am - 12:26 pmDEN  Denver Intl-RAP Rapid City
1h 10mnonstop
United Airlines Logo
7:05 am - 8:31 amRAP  Rapid City-DEN Denver Intl
1h 26mnonstop
$259United Airlines
Sat, Oct 17 - Sun, Oct 18
Multiple Airlines Logo
1:24 pm - 2:06 pmDEN  Denver Intl-RAP Rapid City
24h 42m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
12:06 pm - 9:54 amRAP  Rapid City-DEN Denver Intl
21h 48m1 stop Las Vegas Harry Reid Intl
$262Multiple Airlines
Wed, Nov 11 - Sun, Nov 15
Multiple Airlines Logo
10:47 pm - 6:49 pmDEN  Denver Intl-RAP Rapid City
20h 02m1 stop Phoenix Sky Harbor Intl
Multiple Airlines Logo
9:09 pm - 12:11 pmRAP  Rapid City-DEN Denver Intl
15h 02m1 stop Phoenix-Mesa Gateway
$266Multiple Airlines
Thu, Sep 10 - Mon, Sep 14

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United Airlines flights from Denver to Rapid City

Our best United Airlines deals on Denver to Rapid City flight tickets
United Airlines
Oct 1
DEN7:35 pmDenver Intl
1h 17m
RAP8:52 pmRapid City
Oct 3
RAP5:53 pmRapid City
1h 42m
DEN7:35 pmDenver Intl
$259
United Airlines
Oct 2
DEN7:35 pmDenver Intl
1h 17m
RAP8:52 pmRapid City
Oct 4
RAP7:05 amRapid City
1h 26m
DEN8:31 amDenver Intl
$267
United Airlines
Sep 10
DEN8:05 amDenver Intl
1h 22m
RAP9:27 amRapid City
Sep 13
RAP8:40 amRapid City
1h 38m
DEN10:18 amDenver Intl
$271

momondo Fare Finder

 
Customize your flight search to find flights from Denver 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 August 17, 2026.
Use the filters below to find and compare flights from Denver to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverRapid City

DEN Denver Intl - RAP Rapid City

DENRAP

Denver Intl

Thu 9/10

8:05 am-9:27 am

Nonstop1h 22m

Rapid City

Mon 9/14

7:00 am-8:25 am

Nonstop1h 25m

$259

DenverRapid City

DEN Denver Intl - RAP Rapid City

DENRAP

Denver Intl

Sun 9/13

8:05 am-9:27 am

Nonstop1h 22m

Rapid City

Sun 9/20

10:11 am-11:41 am

Nonstop1h 30m

$259

DenverRapid City

DEN Denver Intl - RAP Rapid City

DENRAP

Denver Intl

Thu 10/1

7:35 pm-8:52 pm

Nonstop1h 17m

Rapid City

Sat 10/3

5:53 pm-7:35 pm

Nonstop1h 42m

$259

DenverRapid City

DEN Denver Intl - RAP Rapid City

DENRAP

Denver Intl

Thu 9/10

2:42 pm-4:06 pm

Nonstop1h 24m

Rapid City

Mon 9/14

7:00 am-8:25 am

Nonstop1h 25m

$259

DenverRapid City

DEN Denver Intl - RAP Rapid City

DENRAP

Denver Intl

Tue 9/22

8:05 am-9:27 am

Nonstop1h 22m

Rapid City

Wed 9/30

7:05 am-8:31 am

Nonstop1h 26m

$259

DenverRapid City

DEN Denver Intl - RAP Rapid City

DENRAP

Denver Intl

Wed 9/9

9:10 pm-10:33 pm

Nonstop1h 23m

Rapid City

Wed 9/16

5:48 pm-7:30 pm

Nonstop1h 42m

$259

DenverRapid City

DEN Denver Intl - RAP Rapid City

DENRAP

Denver Intl

Wed 10/7

9:07 pm-10:30 pm

Nonstop1h 23m

Rapid City

Thu 10/15

3:22 pm-5:02 pm

Nonstop1h 40m

$259
Quickest round-trip

DenverRapid City

DEN Denver Intl - RAP Rapid City

DENRAP

Denver Intl

Sat 10/17

11:16 am-12:26 pm

Nonstop1h 10m

Rapid City

Sun 10/18

7:05 am-8:31 am

Nonstop1h 26m

$259

DenverRapid City

DEN Denver Intl - RAP Rapid City

DENRAP

Denver Intl

Wed 11/11

1:24 pm-2:06 pm

1 stop24h 42m

Rapid City

Sun 11/15

12:06 pm-9:54 am

1 stop21h 48m

$262

DenverRapid City

DEN Denver Intl - RAP Rapid City

DENRAP

Denver Intl

Thu 9/10

10:47 pm-6:49 pm

1 stop20h 02m

Rapid City

Mon 9/14

9:09 pm-12:11 pm

1 stop15h 02m

$266

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 Denver 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 Denver and Rapid City?

Prices are currently typical for flights on this route.

Typical prices usually range from $249 to $334.
The lowest price recently found on this route was $259.

What is the cheapest month to fly to Rapid City?

The month of February is, on average, the cheapest month to fly to Rapid City from Denver, with most prices found around $218. If you aren’t able to travel to Rapid City during the month of February, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $249.

What is the cheapest day to depart on your flight to Rapid City?

According to our data, Wednesday is the cheapest day to fly to Rapid City from Denver. The lowest ticket price found for a Wednesday departure recently was $249. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Rapid City is Sunday, with ticket prices averaging around $517.

What is the cheapest time of day to depart on your flight to Rapid City?

Our most recent data shows that the best time of day to fly to Rapid City is in the afternoon. Flights from Denver to Rapid City during this time can be as low as $259. Flights at noon are often more expensive with an average ticket price of $294.

What is the cheapest Denver Intl to Rapid City flight route?

Fly from Denver Intl to Rapid City for the best Denver Intl - Rapid City flight prices

What cabin class options are available on Denver to Rapid City flights?

There are 3 cabin classes available to choose from on Denver to Rapid City flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Denver to Rapid City flight prices changed over time?

As of August 2026, prices for Denver to Rapid City flights are approximately 41% more expensive when compared to flights at the same time last year.

When to book flights from Denver to Rapid City

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

Cheap Denver to Rapid City (DEN to RAP) flight deals and tips

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

Best Price Found

$248

Fastest flight time

1h 17m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Rapid City

1 airport
The best one-way flight to Rapid City from Denver in the past 72 hours is $248. The best round-trip flight deal from Denver to Rapid City found on momondo in the last 72 hours is $271.
The fastest flight from Denver to Rapid City takes 1h 17m
Direct flights go from Denver to Rapid City on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. The only airline offering direct flights is United Airlines.
There is 1 airport in Rapid City. From Denver there are direct flights to Rapid City (RAP).
Search flight deals

Frequently asked questions about flying from Denver to Rapid City

  • How far is Denver Intl to Rapid City by plane?

    The straight-line distance from Denver Intl to Rapid City is 313.0 mi. 1h 17m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Denver Intl Airport to Rapid City Airport?

    Prices for flights from Denver Intl Airport to Rapid City Airport were last updated today.

  • How many operators does momondo search for flights from Denver Intl Airport to Rapid City Airport?

  • How old do you have to be to fly from Denver Intl Airport to Rapid City Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Denver Intl Airport to Rapid City Airport.

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

    The travel and health documents required for your trip to Rapid City Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Rapid City Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Denver to Rapid City?

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

Best airlines flying from Denver to Rapid City

Compare and see reviews for airlines that fly from Denver to Rapid City with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $189Free CancellationRating
7.4
10,106 reviews
Search United Airlines flights

  • United Airlines Flights From Denver to Rapid City

    The lowest priced United Airlines flight from Denver to Rapid City from the last 72 hours was $189. Generally, United Airlines has 47 flights on this route every week with an average price of $281. United Airlines is rated 7.4/10 by our users.

Traveling to a place near Rapid City?

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

Why use momondo?

Why should I use momondo to find a flight deal from Denver 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 Denver.

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

All flight searches from Denver to Rapid City on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Denver 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 Denver to Rapid City right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Denver to Rapid City flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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