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Rapid City

$286+ Cheap flights from Charleston to Rapid City (CHS - 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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — RAP
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
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Cheap 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 March 14, 2026.

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 5/65:08 pm
CHS
-
RAP
1 stop6h 38m
United Airlines
Sat 5/99:30 am
RAP
-
CHS
1 stop6h 32m
United Airlines
Deal found 3/9$329
This United Airlines deal was found by Cheapflights users on 3/11. 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 10/206:35 am
CHS
-
RAP
1 stop6h 18m
United Airlines
Mon 10/261:00 pm
RAP
-
CHS
1 stop6h 04m
United Airlines
Deal found 3/11$348
This United Airlines deal was found by Cheapflights users on 3/11. 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 3/268:00 am
CHS
-
RAP
1 stop7h 13m
United Airlines
Mon 3/3012:00 pm
RAP
-
CHS
1 stop7h 37m
United Airlines
Deal found 3/11$379
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.
Sat 8/224:26 pm
CHS
-
RAP
1 stop6h 06m
United Airlines
Wed 8/261:33 pm
RAP
-
CHS
1 stop6h 15m
United Airlines
Deal found 3/9$409
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.
Sat 5/306:00 am
CHS
-
RAP
1 stop6h 24m
United Airlines
Wed 6/31:35 pm
RAP
-
CHS
1 stop6h 13m
United Airlines
Deal found 3/10$434

Find 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 March 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(United Airlines)

One-way from

$286
(United Airlines)

Popular in

April

Cheapest in

June
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
One-way flight from Charleston to Rapid City
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($141 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($37 potential savings vs. average RT price).
Search Deals

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 March 14, 2026.
Use the filters below to find and compare flights from Charleston to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CharlestonRapid City

CHS - RAP

CHSRAP

Charleston

Wed 5/6

8:00 am-1:09 pm

1 stop7h 09m

Rapid City

Sat 5/9

7:00 am-2:59 pm

1 stop5h 59m

$329
Quickest round-trip

CharlestonRapid City

CHS - RAP

CHSRAP

Charleston

Sat 8/22

4:26 pm-8:32 pm

1 stop6h 06m

Rapid City

Wed 8/26

1:33 pm-9:48 pm

1 stop6h 15m

$409
Cheapest one-way

CharlestonRapid City

CHS - RAP

CHSRAP

Charleston

Sat 8/1

6:50 am-2:09 pm

1 stop9h 19m

$286

CharlestonRapid City

CHS - RAP

CHSRAP

Charleston

Sat 8/1

5:26 pm-9:00 pm

2 stops29h 34m

$304

CharlestonRapid City

CHS - RAP

CHSRAP

Charleston

Sat 6/20

6:50 am-3:59 pm

2 stops11h 09m

$306
Quickest one-way

CharlestonRapid City

CHS - RAP

CHSRAP

Charleston

Sat 6/20

5:00 am-11:20 am

1 stop8h 20m

$314

CharlestonRapid City

CHS - RAP

CHSRAP

Charleston

Sun 6/21

6:00 am-9:04 pm

2 stops17h 04m

$504

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Sorted by cheapest first

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 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 Charleston-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-Rapid City flight deals on Cheapflights vs. FlightHub >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 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 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.

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 14, 2026.
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
9,423 reviews

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

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
9,423 reviews
United Airlines
7.4
Good
9,423 reviews

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

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
American Airlines
7.1
Good
11,464 reviews
United Airlines
7.4
Good
9,423 reviews

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

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 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 $329, United Airlines can have you in Rapid City from Charleston in 7h 09m. Charleston and Rapid City are separated by a distance of 1456 mi.

  • 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 42% 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
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Sturgis
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Alternative routes for Charleston to Rapid City

See prices for flight routes from nearby airports that may be better suited for you.
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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 March 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$371FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$274Average$413FlexibilityNo cancel feeOn-time69%

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