HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Rapid City

$274+ Cheap flights from Charleston to Rapid City (CHS - 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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — RAP
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Charleston to Rapid City with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Charleston to Rapid City

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$274
(Delta)

Popular in

November

Cheapest in

June

Average price

$551
Provider with most accurate pricing for Charleston-Rapid City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charleston-Rapid City flights.
Search Deals
From Charleston to Rapid City
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($122 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Charleston to Rapid City

Cheapest flights from Charleston to Rapid City
Explore the most affordable flight options available from Charleston to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/22:28 pmCHS - RAP
2 stops10h 18mDelta
Tue 12/96:05 amRAP - CHS
1 stop6h 11mDelta
Deal found 10/28$274
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/23:01 pmCHS - RAP
1 stop8h 16mAmerican Airlines
Tue 12/91:47 pmRAP - CHS
1 stop6h 25mAmerican Airlines
Deal found 10/28$388
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/302:26 pmCHS - RAP
1 stop9h 24mAmerican Airlines
Sun 11/25:18 amRAP - CHS
1 stop7h 08mAmerican Airlines
Deal found 10/27$449
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/304:14 pmCHS - RAP
2 stops8h 22mDelta
Sun 11/25:05 amRAP - CHS
1 stop6h 07mDelta
Deal found 10/27$454
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/103:47 pmCHS - RAP
2 stops8h 52mDelta
Fri 11/1411:07 amRAP - CHS
2 stops10h 50mDelta
Deal found 10/27$461
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/103:21 pmCHS - RAP
1 stop7h 55mAmerican Airlines
Fri 11/145:18 amRAP - CHS
1 stop7h 13mAmerican Airlines
Deal found 10/27$481
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/1011:25 amCHS - RAP
2 stops9h 18mUnited Airlines
Fri 11/147:10 amRAP - CHS
1 stop5h 56mUnited Airlines
Deal found 10/27$516

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charleston 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 October 29, 2025.
Use the filters below to find and compare flights from Charleston to Rapid City that are best for you.

Fly from

Charleston

Fly to

Rapid City

Route

Depart

Return

Price

CharlestonRapid City

CHS - RAP

CHSRAP

Charleston

Tue 12/2

2:28 pm-10:46 pm

2 stops10h 18m

Rapid City

Tue 12/9

6:05 am-2:16 pm

1 stop6h 11m

$274

CharlestonRapid City

CHS - RAP

CHSRAP

Charleston

Tue 12/2

3:01 pm-9:17 pm

1 stop8h 16m

Rapid City

Tue 12/9

1:47 pm-10:12 pm

1 stop6h 25m

$388

CharlestonRapid City

CHS - RAP

CHSRAP

Charleston

Mon 11/10

3:47 pm-10:39 pm

2 stops8h 52m

Rapid City

Fri 11/14

11:07 am-11:57 pm

2 stops10h 50m

$461

CharlestonRapid City

CHS - RAP

CHSRAP

Charleston

Mon 11/10

3:21 pm-9:16 pm

1 stop7h 55m

Rapid City

Fri 11/14

5:18 am-2:31 pm

1 stop7h 13m

$481

CharlestonRapid City

CHS - RAP

CHSRAP

Charleston

Mon 11/10

11:25 am-6:43 pm

2 stops9h 18m

Rapid City

Fri 11/14

7:10 am-3:06 pm

1 stop5h 56m

$516

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Compare providers for flights from Charleston 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 Charleston to Rapid City in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 Charleston-Rapid City flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Charleston-Rapid City flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Charleston-Rapid City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Charleston-Rapid City flights, Cheapflights users trust eDreams the most. eDreams 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 Charleston-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 Charleston to Rapid City

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

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

Find hourly flight availability from Charleston 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 October 29, 2025.

It’s optimal to fly from Charleston to Rapid City at noon. By choosing this option you can save up to 53% on the cost of your flight, compared to a flight in the evening.

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 October 29, 2025.
See what other customers who have flown with United Airlines and American Airlines from Charleston 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
8,999 reviews

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,032 reviews
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

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

    For as low as $388, Delta can have you in Rapid City from Charleston in 8h 16m. Charleston and Rapid City are separated by a distance of 1456 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Charleston to Rapid City round-trip?

    According to our current data, American Airlines ($268), and United Airlines ($274) offers the cheapest pricing from Charleston to Rapid City. These flights start at 41% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Charleston 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.

See more FAQs

Traveling to a place near Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Deadwood
Keystone
Sturgis
Spearfish

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Charleston to Rapid City

Discover the top 2 airlines that operate flights from Charleston 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$470FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$274Average$413FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.