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Rapid City

$139+ Cheap flights from Denver to Rapid City (DEN - 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — RAP
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
1 adult, Economy
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Cheap flight deals from Denver to Rapid City

Cheapest flights from Denver to Rapid City
Explore the most affordable flight options available from Denver to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.

This United Airlines deal was found by Cheapflights users on 3/7. 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.
Thu 4/25:39 pm
DEN
-
RAP
Nonstop1h 23m
United Airlines
Sun 4/57:00 am
RAP
-
DEN
Nonstop1h 28m
United Airlines
Deal found 3/7$209
This United Airlines deal was found by Cheapflights users on 3/9. 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 4/229:05 pm
DEN
-
RAP
Nonstop1h 23m
United Airlines
Wed 4/294:15 pm
RAP
-
DEN
Nonstop1h 41m
United Airlines
Deal found 3/9$239
This United Airlines deal was found by Cheapflights users on 3/10. 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 6/105:55 pm
DEN
-
RAP
Nonstop1h 18m
United Airlines
Wed 6/1710:21 am
RAP
-
DEN
Nonstop1h 39m
United Airlines
Deal found 3/10$243
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Fri 6/55:55 pm
DEN
-
RAP
Nonstop1h 18m
United Airlines
Mon 6/89:00 am
RAP
-
DEN
Nonstop1h 35m
United Airlines
Deal found 3/12$261
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Tue 10/278:00 am
DEN
-
RAP
Nonstop1h 18m
United Airlines
Sat 10/318:35 am
RAP
-
DEN
Nonstop1h 22m
United Airlines
Deal found 3/8$269
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:30 pm
DEN
-
RAP
1 stop18h 37m
Multiple Airlines
Fri 4/1011:32 am
RAP
-
DEN
1 stop10h 13m
Multiple Airlines
Deal found 3/9$273
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Tue 5/198:00 am
DEN
-
RAP
Nonstop1h 23m
United Airlines
Sat 5/235:00 am
RAP
-
DEN
Nonstop1h 23m
United Airlines
Deal found 3/10$289
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/26:00 am
DEN
-
RAP
1 stop11h 02m
Multiple Airlines
Sun 4/55:57 pm
RAP
-
DEN
1 stop15h 08m
Multiple Airlines
Deal found 3/7$294

Find flight deals from Denver to Rapid City

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) 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 March 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$209
(United Airlines)

One-way from

$139
(Kiwi.com)

Popular in

April

Cheapest in

February

Average price

$301

Good round-trip deal

$264 or less

Good one-way deal

$213 or less
Provider with most accurate pricing for Denver Intl-Rapid City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Rapid City flights.
Search Deals
From Denver Intl to Rapid City
Search Deals
One-way flight from Denver Intl to Rapid City
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Denver Intl to Rapid City.
Search Deals
Price to beat on a one-way flight from Denver Intl to Rapid City.
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated March 13, 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

Thu 6/11

5:55 pm-7:13 pm

Nonstop1h 18m

Rapid City

Sun 6/21

7:00 am-8:23 am

Nonstop1h 23m

$209

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 5/22

5:55 pm-7:13 pm

Nonstop1h 18m

Rapid City

Mon 5/25

5:00 am-6:23 am

Nonstop1h 23m

$209

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 4/17

7:30 pm-8:44 pm

Nonstop1h 14m

Rapid City

Sun 4/19

2:47 pm-4:20 pm

Nonstop1h 33m

$229

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Sun 7/12

9:10 pm-10:25 pm

Nonstop1h 15m

Rapid City

Sat 7/18

11:20 am-12:48 pm

Nonstop1h 28m

$229

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Sun 6/14

5:55 pm-7:13 pm

Nonstop1h 18m

Rapid City

Sat 6/20

7:00 am-8:23 am

Nonstop1h 23m

$229

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 5/22

5:55 pm-7:13 pm

Nonstop1h 18m

Rapid City

Thu 5/28

5:00 am-6:23 am

Nonstop1h 23m

$269
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

$269

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Sat 5/23

5:55 pm-7:13 pm

Nonstop1h 18m

Rapid City

Sun 5/24

5:00 am-6:23 am

Nonstop1h 23m

$289

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 5/22

5:55 pm-7:13 pm

Nonstop1h 18m

Rapid City

Tue 5/26

7:00 am-8:21 am

Nonstop1h 21m

$289

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Mon 4/6

7:30 pm-8:44 pm

Nonstop1h 14m

Rapid City

Thu 4/16

4:15 pm-5:56 pm

Nonstop1h 41m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Denver 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 Denver to Rapid City in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Denver-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Rapid City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Rapid City flights, Cheapflights users trust FlightHub the most. FlightHub 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 Denver-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 Denver to Rapid City

Have a flexible travel schedule? Discover the best time to fly to Rapid City from Denver 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 Denver to Rapid City

What is the cheapest month to book a flight from Denver to Rapid City?

Currently, March is the cheapest month in which you can book a flight from Denver to Rapid City (average of $189). Flying from Denver to Rapid City in January is currently the most expensive (average of $274). 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.

What is the cheapest time of day to fly from DEN to RAP?

Find hourly flight availability from Denver to Rapid City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 13, 2026.

One of the essential ways to save on airfare from Denver to Rapid City is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 26% on airfare.

What is the cheapest day to fly from Denver to Rapid City?

Use this chart to determine the cheapest time to fly round-trip from Denver to Rapid City. Price data was last updated on February 21, 2026.

Travelers seeking maximum savings on their Denver to Rapid City flight should consider departing on Sunday afternoons when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Denver to Rapid City?

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 March 13, 2026.
See what other customers who have flown with United Airlines from Denver to Rapid City have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,418 reviews

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,418 reviews
United Airlines
7.4
Good
9,418 reviews

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Denver to Rapid City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Denver to Rapid City?

    If you wish to fly to Rapid City from Denver, then you need to book flights from Denver Intl to Rapid City. There are 8 flights from Denver Intl (DEN) to Rapid City (RAP) per day to choose from. Flights to Rapid City from Denver Intl are available from 1 airline, which means you should have some options if you want to compare airfare deals. 1h 13m is how long a nonstop flight from Denver to Rapid City typically takes.

  • How popular is this Denver to Rapid City flight route?

    The Denver Intl to Rapid City flight path was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Denver to Rapid City?

    Departing from Denver to Rapid City will take you 1h 18m. Airlines will cover a distance of 300 mi. Generally, flights for this route are nonstop.

  • What is the cheapest airline to fly from Denver to Rapid City round-trip?

    Our cheapest airline available from Denver to Rapid City is United Airlines. Our recent data shows that you can find tickets from as low as $189 on this airline. United Airlines is 35% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Denver to Rapid City?

    Consider SkyWest Airlines (82%), United Airlines (80%) or Copa Airlines (77%) when booking your flight. These represent the most reliable airlines when flying from Denver to Rapid City.

  • What are the cheapest flights from Denver to Rapid City?

    While on average a flight from Denver to Rapid City is generally $337, our data shows the cheapest flight currently is $168. When looking at the most popular route, (Denver Intl - Rapid City), you can expect to pay $229 for that flight.

  • Can I find deals for flights from Denver to Rapid City that include hotel bookings?

    Yes. In addition to deals on Denver to Rapid City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Rapid City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Rapid City.

  • Can I find deals for business class flights from Denver to Rapid City?

    Yes. Cheapflights offers flight deals from Denver 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 Denver to Rapid City?

    Currently, March is the cheapest month in which you can book a flight from Denver to Rapid City (average of $189). Flying from Denver to Rapid City in January is currently the most expensive (average of $274). 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
Keystone
Deadwood
Sturgis
Spearfish

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Alternative routes for Denver to Rapid City

See prices for flight routes from nearby airports that may be better suited for you.
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Colorado Springs to Rapid City flights
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Denver to Watertown flights
Denver to Pierre flights

Top airline flying from Denver to Rapid City

Discover the top airline that operate flights from Denver 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 March 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$284FlexibilityNo cancel feeOn-time69%

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