$341+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — RAP
Oct 14 — Oct 211
Round-trip
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
Cheapest
Best
Last-minute
One-way
Cheapest flights from Charleston to Rapid CityExplore 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 September 14, 2026.
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 September 14, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:10 am -
2 stops10h 48m
Fri 12/116:42 am -
1 stop5h 35m
Deal found 9/9![Delta logo]()
$344
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:00 am -
1 stop7h 21m
Fri 12/111:09 pm -
1 stop7h 17m
Deal found 9/9![American Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/274:15 pm -
1 stop6h 28m
Fri 11/271:30 pm -
1 stop6h 30m
Deal found 9/9![United Airlines logo]()
$451
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/254:15 pm -
1 stop6h 28m
Sun 11/299:35 pm -
2 stops10h 31m
Deal found 9/10![United Airlines logo]()
$632
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 9/166:30 am -
1 stop5h 55m
Sun 9/2011:22 am -
1 stop8h 12m
Deal found 9/11![United Airlines logo]()
$667
Best flights from Charleston to Rapid CityDiscover carefully curated flight deals from Charleston to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
Discover carefully curated flight deals from Charleston to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:00 am -
1 stop7h 21m
Fri 12/111:09 pm -
1 stop7h 17m
Deal found 9/9![American Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/274:15 pm -
1 stop6h 28m
Fri 11/271:30 pm -
1 stop6h 30m
Deal found 9/9![United Airlines logo]()
$451
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/254:15 pm -
1 stop6h 28m
Sun 11/299:35 pm -
2 stops10h 31m
Deal found 9/10![United Airlines logo]()
$632
This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:47 am -
1 stop6h 27m
Thu 10/112:36 pm -
1 stop8h 23m
Deal found 9/11![American Airlines logo]()
$843
Last-minute flights from Charleston to Rapid CityDiscover last-minute flight deals from Charleston to Rapid City. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Rapid City. Data last updated September 14, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 9/166:30 am -
1 stop5h 55m
Sun 9/2011:22 am -
1 stop8h 12m
Deal found 9/11![United Airlines logo]()
$667
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:10 am -
2 stops10h 48m
Fri 12/116:42 am -
1 stop5h 35m
Deal found 9/9![Delta logo]()
$344
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:00 am -
1 stop7h 21m
Fri 12/111:09 pm -
1 stop7h 17m
Deal found 9/9![American Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/274:15 pm -
1 stop6h 28m
Fri 11/271:30 pm -
1 stop6h 30m
Deal found 9/9![United Airlines logo]()
$451
One-way flights from Charleston to Rapid CitySearch for one-way flight options from Charleston to Rapid City. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
Search for one-way flight options from Charleston to Rapid City. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 9/237:00 am -
2 stops33h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$341
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 9/235:29 pm -
1 stop6h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Delta logo]()
$386
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 September 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $344 (Delta) |
One-way from | $341 (Kiwi.com) |
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 7,457,451 searches. Data last updated September 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
Cheapest round-trip
CharlestonRapid City
CHS Charleston - RAP Rapid City
CHSRAP
Charleston
Wed 9/23
7:00 am-2:44 pm
2 stops33h 44m
Rapid City
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$341
Quickest round-trip
CharlestonRapid City
CHS Charleston - RAP Rapid City
CHSRAP
Charleston
Wed 9/23
5:29 pm-10:18 pm
1 stop6h 49m
Rapid City
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$386
CharlestonRapid City
CHS Charleston - RAP Rapid City
CHSRAP
Charleston
Tue 10/27
7:00 am-12:21 pm
1 stop7h 21m
Rapid City
Fri 12/11
1:09 pm-10:26 pm
1 stop7h 17m
$389
CharlestonRapid City
CHS Charleston - RAP Rapid City
CHSRAP
Charleston
Tue 10/27
4:15 pm-8:43 pm
1 stop6h 28m
Rapid City
Fri 11/27
1:30 pm-10:00 pm
1 stop6h 30m
$451
CharlestonRapid City
CHS Charleston - RAP Rapid City
CHSRAP
Charleston
Wed 11/25
4:15 pm-8:43 pm
1 stop6h 28m
Rapid City
Sun 11/29
9:35 pm-10:06 am
2 stops10h 31m
$632
CharlestonRapid City
CHS Charleston - RAP Rapid City
CHSRAP
Charleston
Sun 9/27
6:47 am-11:14 am
1 stop6h 27m
Rapid City
Thu 10/1
12:36 pm-10:59 pm
1 stop8h 23m
$843
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
CHS-RAP
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 September 14, 2026.
See what other customers who have flown with United 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.
Comfort
7.3
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Comfort
7.3
Food
6.7
Overall
7.4
Crew
8.1
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
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.
Traveling to a place near Rapid City?
Book flights to Rapid City if you plan to visit one of these locationsDeadwood
Keystone
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Charleston
Popular flights
Rapid City flight routes
Alternative routes for Charleston to Rapid City
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Rapid City by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Charleston to Rapid City by cabin class
Find flights from Charleston to Rapid City, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Charleston and Rapid City flights
Browse other Charleston and Rapid City flight options. Last updated on September 14, 2026.
Other flights from Charleston
Browse through other flights departing from Charleston. Flights are based on user searches made on Cheapflights and were last updated on September 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Rapid City
Explore flights to Rapid City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 14, 2026.
Top airline flying from Charleston to Rapid City
Discover the top airline 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 7,457,451 searches. Data last updated September 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$328 | Average$359 | FlexibilityNo cancel fee | On-time69% |