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Cheap flights from Rapid City to Charleston from $307

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rapid City to Charleston departing on 1/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Rapid City to Charleston

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:10 am - 3:05 pm
RAP
-
CHS
7h 55m1 stop
United Airlines Logo
4:01 pm - 8:32 pm
CHS
-
RAP
6h 31m1 stop
$349United Airlines
Fri, Jan 9 - Tue, Jan 13
United Airlines Logo
1:00 pm - 11:27 pm
RAP
-
CHS
8h 27m1 stop
United Airlines Logo
6:35 am - 10:31 am
CHS
-
RAP
5h 56m1 stop
$351United Airlines
Fri, May 1 - Tue, May 5
United Airlines Logo
5:10 am - 3:05 pm
RAP
-
CHS
7h 55m1 stop
United Airlines Logo
6:30 am - 5:12 pm
CHS
-
RAP
12h 42m2 stops
$354United Airlines
Fri, Jan 9 - Tue, Jan 13
Delta Logo
6:20 am - 2:05 pm
RAP
-
CHS
5h 45m1 stop
Delta Logo
7:00 am - 9:58 pm
CHS
-
RAP
16h 58m2 stops
$358Delta
Tue, Apr 28 - Sat, May 2
United Airlines Logo
8:30 am - 11:48 pm
RAP
-
CHS
13h 18m2 stops
United Airlines Logo
1:13 pm - 8:32 pm
CHS
-
RAP
9h 19m2 stops
$359United Airlines
Fri, Jan 9 - Tue, Jan 13
Delta Logo
6:20 am - 2:05 pm
RAP
-
CHS
5h 45m1 stop
Delta Logo
3:10 pm - 9:58 pm
CHS
-
RAP
8h 48m1 stop
$364Delta
Tue, Apr 28 - Wed, May 6
Delta Logo
6:20 am - 2:05 pm
RAP
-
CHS
5h 45m1 stop
Delta Logo
7:00 am - 9:58 pm
CHS
-
RAP
16h 58m2 stops
$383Delta
Wed, Apr 29 - Sat, May 2
Delta Logo
6:20 am - 2:05 pm
RAP
-
CHS
5h 45m1 stop
Delta Logo
3:10 pm - 9:58 pm
CHS
-
RAP
8h 48m1 stop
$389Delta
Wed, Apr 29 - Fri, May 8
United Airlines Logo
10:00 am - 11:20 pm
RAP
-
CHS
11h 20m2 stops
United Airlines Logo
10:23 am - 7:01 pm
CHS
-
RAP
10h 38m2 stops
$394United Airlines
Tue, Apr 28 - Wed, May 6
American Airlines Logo
12:36 pm - 10:01 pm
RAP
-
CHS
7h 25m1 stop
American Airlines Logo
7:00 am - 11:14 am
CHS
-
RAP
6h 14m1 stop
$414American Airlines
Tue, Apr 28 - Tue, May 5

Delta flights from Rapid City to Charleston

Our best Delta deals on Rapid City to Charleston flight tickets
Delta
Apr 28
RAP6:20 amRapid City
5h 45m
1 stop
CHS2:05 pmCharleston
May 2
CHS7:00 amCharleston
16h 58m
2 stops
RAP9:58 pmRapid City
$358
Find similar
Delta
Apr 28
RAP6:20 amRapid City
5h 45m
1 stop
CHS2:05 pmCharleston
May 6
CHS3:10 pmCharleston
8h 48m
1 stop
RAP9:58 pmRapid City
$364
Find similar
Delta
Apr 29
RAP6:20 amRapid City
5h 45m
1 stop
CHS2:05 pmCharleston
May 2
CHS7:00 amCharleston
16h 58m
2 stops
RAP9:58 pmRapid City
$383
Find similar

American Airlines flights from Rapid City to Charleston

Our best American Airlines deals on Rapid City to Charleston flight tickets
American Airlines
Apr 28
RAP12:36 pmRapid City
7h 25m
1 stop
CHS10:01 pmCharleston
May 5
CHS7:00 amCharleston
6h 14m
1 stop
RAP11:14 amRapid City
$414
Find similar
American Airlines
May 1
RAP11:46 amRapid City
9h 07m
1 stop
CHS10:53 pmCharleston
May 5
CHS7:00 amCharleston
6h 14m
1 stop
RAP11:14 amRapid City
$418
Find similar
American Airlines
Apr 29
RAP12:36 pmRapid City
8h 52m
2 stops
CHS11:28 pmCharleston
May 6
CHS7:00 amCharleston
6h 14m
1 stop
RAP11:14 amRapid City
$419
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rapid City to Charleston 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, momondo users made 832,500 searches. Data last updated December 8, 2025.
Use the filters below to find and compare flights from Rapid City to Charleston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityCharleston

RAP - CHS

RAPCHS

Rapid City

Fri 1/9

5:10 am-3:05 pm

1 stop7h 55m

Charleston

Tue 1/13

4:01 pm-8:32 pm

1 stop6h 31m

$349

Rapid CityCharleston

RAP - CHS

RAPCHS

Rapid City

Fri 5/1

1:00 pm-11:27 pm

1 stop8h 27m

Charleston

Tue 5/5

6:35 am-10:31 am

1 stop5h 56m

$351

Rapid CityCharleston

RAP - CHS

RAPCHS

Rapid City

Fri 1/9

5:10 am-3:05 pm

1 stop7h 55m

Charleston

Tue 1/13

6:30 am-5:12 pm

2 stops12h 42m

$354

Rapid CityCharleston

RAP - CHS

RAPCHS

Rapid City

Tue 4/28

6:20 am-2:05 pm

1 stop5h 45m

Charleston

Sat 5/2

7:00 am-9:58 pm

2 stops16h 58m

$358

Rapid CityCharleston

RAP - CHS

RAPCHS

Rapid City

Fri 1/9

8:30 am-11:48 pm

2 stops13h 18m

Charleston

Tue 1/13

1:13 pm-8:32 pm

2 stops9h 19m

$359

Rapid CityCharleston

RAP - CHS

RAPCHS

Rapid City

Tue 4/28

6:20 am-2:05 pm

1 stop5h 45m

Charleston

Wed 5/6

3:10 pm-9:58 pm

1 stop8h 48m

$364

Rapid CityCharleston

RAP - CHS

RAPCHS

Rapid City

Wed 4/29

6:20 am-2:05 pm

1 stop5h 45m

Charleston

Sat 5/2

7:00 am-9:58 pm

2 stops16h 58m

$383

Rapid CityCharleston

RAP - CHS

RAPCHS

Rapid City

Wed 4/29

6:20 am-2:05 pm

1 stop5h 45m

Charleston

Fri 5/8

3:10 pm-9:58 pm

1 stop8h 48m

$389

Rapid CityCharleston

RAP - CHS

RAPCHS

Rapid City

Tue 4/28

10:00 am-11:20 pm

2 stops11h 20m

Charleston

Wed 5/6

10:23 am-7:01 pm

2 stops10h 38m

$394

Rapid CityCharleston

RAP - CHS

RAPCHS

Rapid City

Tue 4/28

12:36 pm-10:01 pm

1 stop7h 25m

Charleston

Tue 5/5

7:00 am-11:14 am

1 stop6h 14m

$414

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Charleston from

How to get the cheapest flight ticket from Rapid City to Charleston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Rapid City and Charleston?

What is the cheapest month to fly to Charleston?

The cheapest month to fly to Charleston from Rapid City is in July. Flight prices, which tend to average around $368, are often lower during this time because this is during the off-season. The month of August is another great option to travel to Charleston, with average flight prices from Rapid City averaging around $399.

What is the cheapest day to depart on your flight to Charleston?

The cheapest day to depart from Rapid City to Charleston is on a Thursday. Travelers who choose to depart for Charleston on a Thursday will often find tickets for as low as $338. The most expensive day to fly to Charleston is Wednesday, with ticket prices averaging around $645.

What is the cheapest time of day to depart on your flight to Charleston?

The cheapest time of day to fly to Charleston is at noon when flights can be purchased for as low as $530. In the afternoon is when there is more demand to fly to Charleston, so prices are often more expensive at around $663 per ticket.

Can stopping save me money on Rapid City to Charleston flights?

You could potentially save up to 63% on your flight if you consider stops on a Rapid City to Charleston flight.

When to book flights from Rapid City to Charleston

Are you open to changing your travel dates? Check out the ideal times to fly from Rapid City to Charleston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Rapid City to Charleston (RAP to CHS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rapid City to Charleston

Fastest flight time

7h 55m

Direct flights

None
The fastest flight from Rapid City to Charleston takes 7h 55m
There are no direct flights from Rapid City to Charleston. There are no popular flight routes from Rapid City to Charleston.
Search flight deals

  • How far is Rapid City to Charleston by plane?

    Charleston is 1474.5 mi away from Rapid City. Typically, this will take 5h 26m by plane in normal conditions.

  • When did momondo last update prices for flights from Rapid City Airport to Charleston Airport?

    Prices for flights from Rapid City Airport to Charleston Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Rapid City Airport to Charleston Airport?

  • How old do you have to be to fly from Rapid City Airport to Charleston Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rapid City Airport to Charleston Airport.

  • What documentation or ID do you need to fly to Charleston Airport?

    The travel and health documents you'll need for your trip to Charleston Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Charleston Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Rapid City to Charleston?

Best airlines flying from Rapid City to Charleston

Compare and see reviews for airlines that fly from Rapid City to Charleston with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $285Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
United AirlinesPriceFrom $318Free CancellationRating
7.4
9,076 reviews
Search United Airlines flights

Traveling to a place near Charleston?

Book flights to Charleston if you plan to visit one of these locations
Folly Beach
Isle of Palms
North Charleston
Kiawah Island
Summerville
Mount Pleasant
Edisto Island
Santee
Walterboro
Goose Creek
Edisto Beach
Seabrook Island

Why use momondo?

Why should I use momondo to find a flight deal from Rapid City to Charleston?

It is quick and easy to find Rapid City to Charleston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Charleston that suits you.

Can I find flights from Rapid City to Charleston with flexible booking policies on momondo?

Yes. All flights to Charleston from Rapid City on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Rapid City to Charleston?

momondo provides multiple filters to help you find the best flight to Charleston from Rapid City. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Rapid City to Charleston right now. Can momondo alert me if prices change?

Price alerts on flights to Charleston from Rapid City are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Charleston trip

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