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Rapid City

$189+ Cheap flights from Colorado to Rapid City (RAP)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — RAP
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Colorado to Rapid City

Cheapest flights from Colorado to Rapid City
Explore the most affordable flight options available from Colorado to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This United Airlines deal was found by Cheapflights users on 1/20. 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 2/203:45 pm
DEN
-
RAP
Nonstop1h 22m
United Airlines
Tue 2/248:30 am
RAP
-
DEN
Nonstop1h 40m
United Airlines
Deal found 1/20$189
This United Airlines deal was found by Cheapflights users on 1/20. 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 8/202:30 pm
DEN
-
RAP
Nonstop1h 22m
United Airlines
Thu 8/2710:45 am
RAP
-
DEN
Nonstop1h 45m
United Airlines
Deal found 1/20$199
This United Airlines deal was found by Cheapflights users on 1/18. 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.
Mon 2/168:55 pm
DEN
-
RAP
Nonstop1h 21m
United Airlines
Mon 2/235:40 pm
RAP
-
DEN
Nonstop1h 43m
United Airlines
Deal found 1/18$203
This United Airlines deal was found by Cheapflights users on 1/19. 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 2/39:04 pm
DEN
-
RAP
Nonstop1h 25m
United Airlines
Sat 2/77:00 am
RAP
-
DEN
Nonstop1h 45m
United Airlines
Deal found 1/19$219
This United Airlines deal was found by Cheapflights users on 1/20. 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 3/137:45 am
DEN
-
RAP
Nonstop1h 25m
United Airlines
Mon 3/165:41 pm
RAP
-
DEN
Nonstop1h 43m
United Airlines
Deal found 1/20$249
This United Airlines deal was found by Cheapflights users on 1/19. 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 7/298:00 am
DEN
-
RAP
Nonstop1h 18m
United Airlines
Sun 8/27:05 am
RAP
-
DEN
Nonstop1h 16m
United Airlines
Deal found 1/19$259
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Sun 7/192:30 pm
DEN
-
RAP
Nonstop1h 22m
United Airlines
Wed 7/224:30 pm
RAP
-
DEN
Nonstop1h 34m
United Airlines
Deal found 1/19$277
This United Airlines deal was found by Cheapflights users on 1/20. 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 2/41:55 pm
DEN
-
RAP
Nonstop1h 27m
United Airlines
Sun 2/87:00 am
RAP
-
DEN
Nonstop1h 45m
United Airlines
Deal found 1/20$279
This United Airlines deal was found by Cheapflights users on 1/18. 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 1/271:55 pm
DEN
-
RAP
Nonstop1h 27m
United Airlines
Tue 2/105:10 am
RAP
-
DEN
Nonstop1h 47m
United Airlines
Deal found 1/18$294
This United Airlines deal was found by Cheapflights users on 1/20. 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 1/279:04 pm
DEN
-
RAP
Nonstop1h 25m
United Airlines
Tue 2/35:10 am
RAP
-
DEN
Nonstop1h 47m
United Airlines
Deal found 1/20$309
This United Airlines deal was found by Cheapflights users on 1/18. 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 3/43:40 pm
COS
-
RAP
1 stop5h 04m
United Airlines
Wed 3/117:00 am
RAP
-
COS
1 stop4h 01m
United Airlines
Deal found 1/18$309
This United Airlines deal was found by Cheapflights users on 1/19. 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 8/255:13 pm
COS
-
RAP
1 stop3h 20m
United Airlines
Sat 8/294:30 pm
RAP
-
COS
1 stop3h 38m
United Airlines
Deal found 1/19$334

Find flight deals from Colorado to Rapid City

Keep the following information in mind while searching for Colorado to Rapid City flight deals. Data was last updated January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$189
(United Airlines)

Popular in

February

Cheapest in

November

Average price

$411

Good round-trip deal

$288 or less

Good one-way deal

$223 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 Colorado to Rapid City
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Colorado to Rapid City.
Search Deals
Price to beat on a one-way flight from Colorado to Rapid City.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado 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 January 20, 2026.
Use the filters below to find and compare flights from Colorado to Rapid City that are best for you.

Fly from

Colorado

Fly to

Rapid City

Route

Depart

Return

Price

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 4/10

11:55 am-1:08 pm

Nonstop1h 13m

Rapid City

Mon 4/13

2:42 pm-4:15 pm

Nonstop1h 33m

$189

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Wed 2/18

7:30 pm-8:44 pm

Nonstop1h 14m

Rapid City

Wed 2/25

2:52 pm-4:28 pm

Nonstop1h 36m

$189

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 2/27

11:55 am-1:13 pm

Nonstop1h 18m

Rapid City

Sun 3/1

2:52 pm-4:28 pm

Nonstop1h 36m

$189

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 3/13

7:20 pm-8:34 pm

Nonstop1h 14m

Rapid City

Fri 3/20

5:00 am-6:41 am

Nonstop1h 41m

$189

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 3/27

2:35 pm-3:57 pm

Nonstop1h 22m

Rapid City

Sun 3/29

7:00 am-8:28 am

Nonstop1h 28m

$189

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Sat 3/28

3:50 pm-5:11 pm

Nonstop1h 21m

Rapid City

Sun 3/29

7:00 am-8:28 am

Nonstop1h 28m

$189

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 2/20

3:45 pm-5:07 pm

Nonstop1h 22m

Rapid City

Tue 2/24

8:30 am-10:10 am

Nonstop1h 40m

$189

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Thu 2/19

8:55 pm-10:16 pm

Nonstop1h 21m

Rapid City

Sat 2/21

2:52 pm-4:28 pm

Nonstop1h 36m

$189

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Mon 2/16

8:55 pm-10:16 pm

Nonstop1h 21m

Rapid City

Mon 2/23

5:40 pm-7:23 pm

Nonstop1h 43m

$203

DenverRapid City

DEN - RAP

DENRAP

Denver Intl

Fri 2/20

7:30 pm-8:44 pm

Nonstop1h 14m

Rapid City

Sun 2/22

2:52 pm-4:28 pm

Nonstop1h 36m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 18 results
1
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Best time to book a flight from Colorado to Rapid City

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

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

Currently, September is the cheapest month in which you can book a flight from Colorado to Rapid City (average of $189). Flying from Colorado to Rapid City in April is currently the most expensive (average of $305). 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 CO to RAP?

Find hourly flight availability from Colorado 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 January 20, 2026.

A simple way to save on the total cost of your ticket is to fly from Colorado to Rapid City in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Colorado to Rapid City. Price data was last updated on January 17, 2026.

Travelers seeking maximum savings on their Colorado 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.

Weekly flight availability from Colorado to Rapid City

Explore weekly flight availability from Colorado to Rapid City. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 20, 2026.

The most flights from USCO to RAP are scheduled on a Monday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

Related info for your journey

Find useful and relevant information for your journey from Colorado 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 airport do you fly into for flights to Rapid City from Colorado?

    If you book a flight to Rapid City from Colorado, you will be flying to Rapid City, which is the city’s only airport. Rapid City (RAP) is located 9.0 mi from the center of Rapid City.

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

    This flight path from Colorado to Rapid City 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 Colorado to Rapid City?

    For as low as $189, United Airlines can have you in Rapid City from Colorado in 1h 13m. The distance between Colorado and Rapid City is about 300 mi. Generally, flights for this route are nonstop.

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

    No one likes to see their flight delayed. When booking a flight from Colorado to Rapid City consider choosing United Airlines (77%), SkyWest Airlines (76%) or Copa Airlines (74%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Colorado to Rapid City is generally $393, our data shows the cheapest flight currently is $189. When looking at the most popular route, (Denver Intl - Rapid City), you can expect to pay $189 for that flight.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Colorado to Rapid City (average of $189). Flying from Colorado to Rapid City in April is currently the most expensive (average of $305). 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 Colorado to Rapid City

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Colorado to Rapid City

Discover the top airline that operate flights from Colorado 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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$357FlexibilityNo cancel feeOn-time69%

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