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$154+ Cheap flights from Reagan-National (DCA) to Charleston (CHS)

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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — CHS
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Charleston are usually found in July or September, booked 79 days in advance, depart on a Tuesday or Saturday and return on a Thursday

Cheap flight deals from Reagan-National to Charleston

Cheapest flights from Reagan-National to Charleston
Explore the most affordable flight options available from Reagan-National to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.

This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/247:59 pm
DCA
-
CHS
Nonstop1h 49m
American Airlines
Tue 3/317:27 pm
CHS
-
DCA
Nonstop1h 51m
American Airlines
Deal found 3/10$206
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:25 am
DCA
-
CHS
2 stops13h 25m
Southwest
Sat 4/1810:55 am
CHS
-
DCA
2 stops8h 00m
Southwest
Deal found 3/9$207
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:30 am
DCA
-
CHS
2 stops14h 10m
Southwest
Wed 4/86:40 am
CHS
-
DCA
2 stops11h 30m
Southwest
Deal found 3/10$208
This American Airlines deal was found by Cheapflights users on 3/6. 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 5/288:12 pm
DCA
-
CHS
Nonstop1h 41m
American Airlines
Sat 5/304:43 pm
CHS
-
DCA
Nonstop1h 47m
American Airlines
Deal found 3/6$209
This Delta deal was found by Cheapflights users on 3/7. 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 6/98:30 am
DCA
-
CHS
1 stop6h 19m
Delta
Tue 6/163:50 pm
CHS
-
DCA
1 stop5h 19m
Delta
Deal found 3/7$210
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:13 am
DCA
-
CHS
1 stop5h 51m
Delta
Thu 4/96:00 am
CHS
-
DCA
1 stop4h 20m
Delta
Deal found 3/10$211
This Southwest deal was found by Cheapflights users on 3/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:25 am
DCA
-
CHS
2 stops13h 25m
Southwest
Thu 4/166:00 am
CHS
-
DCA
2 stops12h 05m
Southwest
Deal found 3/8$213
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:25 am
DCA
-
CHS
2 stops12h 35m
Southwest
Thu 4/166:00 am
CHS
-
DCA
2 stops12h 05m
Southwest
Deal found 3/10$214
This Southwest deal was found by Cheapflights users on 3/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/44:25 pm
DCA
-
CHS
1 stop5h 15m
Southwest
Fri 4/102:15 pm
CHS
-
DCA
1 stop8h 25m
Southwest
Deal found 3/8$215
This JetBlue deal was found by Cheapflights users on 3/6. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/249:50 am
DCA
-
CHS
1 stop8h 52m
JetBlue
Wed 4/16:12 pm
CHS
-
DCA
1 stop4h 47m
JetBlue
Deal found 3/6$216
This JetBlue deal was found by Cheapflights users on 3/7. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:00 am
DCA
-
CHS
1 stop5h 05m
JetBlue
Thu 4/165:55 pm
CHS
-
DCA
1 stop5h 04m
JetBlue
Deal found 3/7$217
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/57:30 am
DCA
-
CHS
1 stop8h 32m
JetBlue
Wed 4/86:23 pm
CHS
-
DCA
1 stop4h 36m
JetBlue
Deal found 3/10$220

Find flight deals from Reagan-National to Charleston

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Charleston (CHS). 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 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$206
(American Airlines)

One-way from

$154
(JetBlue)

Popular in

February

Cheapest in

July

Average price

$349

Good round-trip deal

$281 or less

Good one-way deal

$213 or less
Provider with most accurate pricing for Washington, D.C. Reagan-National-Charleston flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Charleston flights.
Search Deals
From Washington, D.C. Reagan-National to Charleston
Search Deals
One-way flight from Washington, D.C. Reagan-National to Charleston
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Reagan-National to Charleston.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Reagan-National to Charleston.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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, Cheapflights users made 2,558,603 searches. Data last updated March 11, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Charleston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Charleston

DCA - CHS

DCACHS

Washington, D.C. Reagan-National

Wed 5/27

11:00 am-5:12 pm

1 stop6h 12m

Charleston

Sat 5/30

4:55 pm-8:45 pm

1 stop3h 50m

$210

Washington, D.C.Charleston

DCA - CHS

DCACHS

Washington, D.C. Reagan-National

Sat 5/9

9:00 am-3:37 pm

1 stop6h 37m

Charleston

Wed 5/13

5:55 pm-10:59 pm

1 stop5h 04m

$220

Washington, D.C.Charleston

DCA - CHS

DCACHS

Washington, D.C. Reagan-National

Tue 3/24

3:45 pm-8:30 pm

1 stop4h 45m

Charleston

Sat 3/28

12:40 pm-6:35 pm

1 stop5h 55m

$259

Washington, D.C.Charleston

DCA - CHS

DCACHS

Washington, D.C. Reagan-National

Sat 4/25

12:15 pm-6:35 pm

2 stops6h 20m

Charleston

Mon 4/27

2:15 pm-10:40 pm

1 stop8h 25m

$261

Washington, D.C.Charleston

DCA - CHS

DCACHS

Washington, D.C. Reagan-National

Tue 3/24

11:00 am-5:10 pm

1 stop6h 10m

Charleston

Thu 4/9

6:00 am-10:20 am

1 stop4h 20m

$264

Washington, D.C.Charleston

DCA - CHS

DCACHS

Washington, D.C. Reagan-National

Mon 4/6

11:00 am-6:33 pm

1 stop7h 33m

Charleston

Thu 4/9

3:42 pm-9:00 pm

1 stop5h 18m

$287
Quickest round-trip

Washington, D.C.Charleston

DCA - CHS

DCACHS

Washington, D.C. Reagan-National

Sat 4/4

2:00 pm-7:14 pm

1 stop5h 14m

Charleston

Tue 4/7

6:00 am-10:20 am

1 stop4h 20m

$295

Washington, D.C.Charleston

DCA - CHS

DCACHS

Washington, D.C. Reagan-National

Wed 4/1

11:40 am-8:30 pm

2 stops8h 50m

Charleston

Fri 4/10

1:15 pm-11:00 pm

2 stops9h 45m

$319

Washington, D.C.Charleston

DCA - CHS

DCACHS

Washington, D.C. Reagan-National

Wed 3/18

12:40 pm-5:30 pm

1 stop4h 50m

Charleston

Sat 3/21

8:45 pm-8:15 am

2 stops11h 30m

$325
Cheapest one-way
Quickest one-way

Washington, D.C.Charleston

DCA - CHS

DCACHS

Washington, D.C. Reagan-National

Fri 4/3

5:05 pm-9:40 pm

1 stop4h 35m

$155

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Reagan-National to Charleston

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 Reagan-National to Charleston in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 Washington, D.C. Reagan-National Airport-Charleston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Charleston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Charleston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Charleston 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 Washington, D.C. Reagan-National Airport-Charleston 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 Reagan-National to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston from Reagan-National 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 Washington, D.C. Reagan-National Airport to Charleston

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Charleston?

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Charleston. Price data was last updated on March 6, 2026.

The price you pay for your flight from Washington, D.C. Reagan-National Airport to Charleston may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Charleston?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Charleston (average of $125). Flying from Washington, D.C. Reagan-National Airport to Charleston in March is currently the most expensive (average of $204). 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 DCA to CHS?

Find hourly flight availability from Reagan-National to Charleston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 11, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 15% on flights from Washington, D.C. Reagan-National Airport to Charleston by exploring options for tickets in the evening.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Charleston?

Use this chart to determine the cheapest time to fly round-trip from Reagan-National to Charleston. Price data was last updated on February 21, 2026.

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Charleston flight should consider departing on Saturday evenings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Charleston

Get insights into the airlines that provide service to Charleston. 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 Charleston. Reviews last updated March 11, 2026.
Get a feel of what it's like to fly with American Airlines from Washington, D.C. Reagan-National Airport to Charleston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,419 reviews

Comfort

7.2

Food

6.4

Crew

7.9

Boarding

7.5

Overall

7.1

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,419 reviews
American Airlines
7.1
Good
11,419 reviews

Comfort

7.2

Food

6.4

Crew

7.9

Boarding

7.5

Overall

7.1

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Charleston. 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 Charleston from Washington, D.C. Reagan-National?

    Located just 10.2 mi from the city center, Charleston is the airport most travelers will use when flying to Charleston from Washington, D.C. Reagan-National. Booking flights from Washington, D.C. Reagan-National to Charleston (CHS) should be relatively easy as there are 4 daily inbound flights from Washington, D.C. Reagan-National from 1 airline.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Charleston?

    Airlines like Delta, JetBlue, and Southwest fly from Washington, D.C. Reagan-National Airport to Charleston in about 4h 45m. The time it takes to get you to your destination can typically vary by up to 1h 52m. There are 444 mi between Washington, D.C. Reagan-National Airport and Charleston. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Washington, D.C. Reagan-National Airport to Charleston round-trip?

    Currently priced at $189, American Airlines will fly you from Washington, D.C. Reagan-National Airport to Charleston and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. American Airlines is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Charleston one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Reagan-National Airport to Charleston are Southwest ($65), American Airlines ($89), and Delta ($99).

  • What are the most reliable airlines from Washington, D.C. Reagan-National Airport to Charleston?

    Before booking your flight to Charleston from Washington, D.C. Reagan-National Airport, check out the most reliable airlines to get you to your destination on time: Republic Airways (72%), American Airlines (63%), Alaska Airlines( 60%).

  • What are the cheapest flights from Washington, D.C. Reagan-National Airport to Charleston?

    Looking at all options, your cheapest flight can be booked for $168. While the most popular route (Washington, D.C. Reagan-National - Charleston) can be booked for $153 on average, our data indicates $307 when flying from Washington, D.C. Reagan-National Airport to Charleston.

  • Can I find deals for flights from Reagan-National to Charleston that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Charleston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Charleston?

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

  • Can I find deals for business class flights from Reagan-National to Charleston?

    Yes. Cheapflights offers flight deals from Reagan-National to Charleston 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 Washington, D.C. Reagan-National Airport to Charleston?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Charleston (average of $125). Flying from Washington, D.C. Reagan-National Airport to Charleston in March is currently the most expensive (average of $204). 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 Charleston?

Book flights to Charleston if you plan to visit one of these locations
North Charleston
Santee
Walterboro
Summerville
Isle of Palms
Mount Pleasant
Edisto Beach

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Reagan-National to Charleston

Discover the top airline that operate flights from Reagan-National to Charleston. 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 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$308FlexibilityNo cancel feeOn-time71%

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