Cheap flights from Denver to Rapid City from $115

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 8/15. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:10 pm - 10:25 pm
DEN
-
RAP
1h 15mnonstop
United Airlines Logo
9:00 am - 10:35 am
RAP
-
DEN
1h 35mnonstop
$249United Airlines
Fri, Jun 12 - Wed, Jun 24
United Airlines Logo
9:10 pm - 10:25 pm
DEN
-
RAP
1h 15mnonstop
United Airlines Logo
11:20 am - 12:48 pm
RAP
-
DEN
1h 28mnonstop
$258United Airlines
Fri, Jul 3 - Sun, Jul 12
United Airlines Logo
9:05 pm - 10:28 pm
DEN
-
RAP
1h 23mnonstop
United Airlines Logo
8:55 am - 10:33 am
RAP
-
DEN
1h 38mnonstop
$261United Airlines
Thu, Sep 3 - Mon, Sep 7
United Airlines Logo
4:30 pm - 5:53 pm
DEN
-
RAP
1h 23mnonstop
United Airlines Logo
8:55 am - 10:33 am
RAP
-
DEN
1h 38mnonstop
$263United Airlines
Wed, Sep 9 - Mon, Sep 14
United Airlines Logo
7:55 am - 9:20 am
DEN
-
RAP
1h 25mnonstop
United Airlines Logo
5:00 am - 6:23 am
RAP
-
DEN
1h 23mnonstop
$264United Airlines
Thu, Jun 4 - Tue, Jun 16
Multiple Airlines Logo
6:10 am - 9:00 pm
DEN
-
RAP
14h 50m
1 stop
Multiple Airlines Logo
9:50 pm - 12:30 am
RAP
-
DEN
26h 40m
1 stop
$284Multiple Airlines
Thu, Jul 9 - Sun, Jul 12
United Airlines Logo
7:10 pm - 8:24 pm
DEN
-
RAP
1h 14mnonstop
United Airlines Logo
12:31 pm - 2:10 pm
RAP
-
DEN
1h 39mnonstop
$286United Airlines
Sat, Jun 13 - Sat, Jun 20
United Airlines Logo
3:43 pm - 5:12 pm
DEN
-
RAP
1h 29mnonstop
United Airlines Logo
9:00 am - 10:35 am
RAP
-
DEN
1h 35mnonstop
$291United Airlines
Thu, Jun 11 - Sat, Jun 13
Multiple Airlines Logo
10:39 pm - 9:00 pm
DEN
-
RAP
46h 21m
2 stops
Multiple Airlines Logo
9:50 pm - 12:30 am
RAP
-
DEN
26h 40m
1 stop
$296Multiple Airlines
Fri, Jul 3 - Sun, Jul 12
United Airlines Logo
9:10 pm - 10:25 pm
DEN
-
RAP
1h 15mnonstop
United Airlines Logo
7:00 am - 8:21 am
RAP
-
DEN
1h 21mnonstop
$300United Airlines
Fri, Jul 3 - Mon, Jul 6

United Airlines flights from Denver to Rapid City

Our best United Airlines deals on Denver to Rapid City flight tickets
United Airlines
Jun 12
DEN9:10 pmDenver Intl
1h 15m
RAP10:25 pmRapid City
Jun 24
RAP9:00 amRapid City
1h 35m
DEN10:35 amDenver Intl
$249
United Airlines
Jul 3
DEN9:10 pmDenver Intl
1h 15m
RAP10:25 pmRapid City
Jul 12
RAP11:20 amRapid City
1h 28m
DEN12:48 pmDenver Intl
$258
United Airlines
Sep 3
DEN9:05 pmDenver Intl
1h 23m
RAP10:28 pmRapid City
Sep 7
RAP8:55 amRapid City
1h 38m
DEN10:33 amDenver Intl
$261

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 May 19, 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 - RAP

DENRAP

Denver Intl

Fri 6/12

9:10 pm-10:25 pm

Nonstop1h 15m

Rapid City

Wed 6/24

9:00 am-10:35 am

Nonstop1h 35m

$249

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 7/3

9:10 pm-10:25 pm

Nonstop1h 15m

Rapid City

Sun 7/12

11:20 am-12:48 pm

Nonstop1h 28m

$258

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Thu 9/3

9:05 pm-10:28 pm

Nonstop1h 23m

Rapid City

Mon 9/7

8:55 am-10:33 am

Nonstop1h 38m

$261

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Wed 9/9

4:30 pm-5:53 pm

Nonstop1h 23m

Rapid City

Mon 9/14

8:55 am-10:33 am

Nonstop1h 38m

$263

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Thu 6/4

7:55 am-9:20 am

Nonstop1h 25m

Rapid City

Tue 6/16

5:00 am-6:23 am

Nonstop1h 23m

$264

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Thu 7/9

6:10 am-9:00 pm

1 stop14h 50m

Rapid City

Sun 7/12

9:50 pm-12:30 am

1 stop26h 40m

$284

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Sat 6/13

7:10 pm-8:24 pm

Nonstop1h 14m

Rapid City

Sat 6/20

12:31 pm-2:10 pm

Nonstop1h 39m

$286

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Thu 6/11

3:43 pm-5:12 pm

Nonstop1h 29m

Rapid City

Sat 6/13

9:00 am-10:35 am

Nonstop1h 35m

$291

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 7/3

10:39 pm-9:00 pm

2 stops46h 21m

Rapid City

Sun 7/12

9:50 pm-12:30 am

1 stop26h 40m

$296
Quickest round-trip

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 7/3

9:10 pm-10:25 pm

Nonstop1h 15m

Rapid City

Mon 7/6

7:00 am-8:21 am

Nonstop1h 21m

$300

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?

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 $208. If you aren’t able to travel to Rapid City during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $236.

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 $254. 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 evening. Flights from Denver to Rapid City during this time can be as low as $244. 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

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

As of May 2026, prices for Denver to Rapid City flights are approximately 85% 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

$418

Fastest flight time

1h 09m

Direct flights

Every day

Airports in Rapid City

1 airport
The best one-way flight to Rapid City from Denver in the past 72 hours is $418. The best round-trip flight deal from Denver to Rapid City found on momondo in the last 72 hours is $280.
The fastest flight from Denver to Rapid City takes 1h 09m
Direct flights go from Denver to Rapid City every day.
There is 1 airport in Rapid City. From Denver there are direct flights to Rapid City (RAP).

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 09m 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
9,737 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 21 flights on this route every week with an average price of $283. 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
Keystone
Sturgis
Custer
Spearfish
Hill City
Wall
Hot Springs

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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1 adult
Thu 6/18
Thu 6/25

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