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$94+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — CHS
Sep 10 — Sep 171
Thu 9/10
Thu 9/17
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Charleston are usually found in September or August, booked 79 days in advance, depart on a Tuesday or Saturday and return on a Friday

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 August 11, 2026.

This Southwest deal was found by Cheapflights users on 8/9. 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.
Sat 9/52:30 pm -
1 stop4h 25m
Wed 9/96:45 am -
2 stops11h 15m
Deal found 8/9$202
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:00 am -
2 stops13h 30m
Thu 10/221:25 pm -
2 stops10h 05m
Deal found 8/11$204
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 9/118:20 pm -
Nonstop1h 48m
Mon 9/146:00 am -
Nonstop1h 34m
Deal found 8/6$207
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:00 am -
1 stop8h 05m
Tue 11/36:35 am -
2 stops9h 05m
Deal found 8/11$208
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:55 pm -
1 stop6h 50m
Fri 9/45:20 pm -
1 stop5h 35m
Deal found 8/11$210
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/301:05 pm -
2 stops6h 20m
Mon 11/26:35 am -
2 stops9h 05m
Deal found 8/11$213
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:15 pm -
1 stop6h 20m
Mon 9/145:20 pm -
1 stop5h 35m
Deal found 8/11$214
This Delta deal was found by Cheapflights users on 8/7. 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.
Sat 9/54:00 pm -
1 stop5h 51m
Sun 9/67:13 am -
1 stop4h 14m
Deal found 8/7$217
This Southwest deal was found by Cheapflights users on 8/10. 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.
Fri 10/25:05 pm -
1 stop4h 25m
Mon 10/58:45 pm -
2 stops11h 45m
Deal found 8/10$221
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 10/28:20 pm -
Nonstop1h 48m
Mon 10/57:33 pm -
Nonstop1h 41m
Deal found 8/11$225

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 August 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$202
(Southwest)

One-way from

$94
(Southwest)

Popular in

April

Cheapest in

September

Average price

$288

Good round-trip deal

$265 or less

Good one-way deal

$243 or less
Provider with most accurate pricing for Washington, D.C. Reagan-National-Charleston flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Charleston flights.
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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. 10% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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 August 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 Washington, D.C. Reagan-National - CHS Charleston

DCACHS

Washington, D.C. Reagan-National

Wed 9/9

8:00 am-7:50 pm

2 stops11h 50m

Charleston

Wed 9/16

6:45 am-6:00 pm

2 stops11h 15m

$204

Washington, D.C.Charleston

DCA Washington, D.C. Reagan-National - CHS Charleston

DCACHS

Washington, D.C. Reagan-National

Mon 10/19

8:00 am-9:30 pm

2 stops13h 30m

Charleston

Thu 10/22

1:25 pm-11:30 pm

2 stops10h 05m

$204

Washington, D.C.Charleston

DCA Washington, D.C. Reagan-National - CHS Charleston

DCACHS

Washington, D.C. Reagan-National

Fri 10/16

5:05 pm-9:30 pm

1 stop4h 25m

Charleston

Mon 10/19

8:45 pm-8:30 am

2 stops11h 45m

$221

Washington, D.C.Charleston

DCA Washington, D.C. Reagan-National - CHS Charleston

DCACHS

Washington, D.C. Reagan-National

Fri 10/30

9:00 am-1:00 pm

1 stop4h 00m

Charleston

Mon 11/2

11:30 am-6:36 pm

1 stop7h 06m

$248

Washington, D.C.Charleston

DCA Washington, D.C. Reagan-National - CHS Charleston

DCACHS

Washington, D.C. Reagan-National

Sat 8/29

6:59 am-11:54 am

1 stop4h 55m

Charleston

Fri 9/4

3:50 pm-8:59 pm

1 stop5h 09m

$278
Quickest round-trip

Washington, D.C.Charleston

DCA Washington, D.C. Reagan-National - CHS Charleston

DCACHS

Washington, D.C. Reagan-National

Fri 10/23

7:40 pm-11:59 pm

1 stop4h 19m

Charleston

Mon 10/26

5:30 am-9:10 am

1 stop3h 40m

$279

Washington, D.C.Charleston

DCA Washington, D.C. Reagan-National - CHS Charleston

DCACHS

Washington, D.C. Reagan-National

Fri 10/2

12:00 pm-7:25 pm

1 stop7h 25m

Charleston

Tue 10/6

6:40 am-5:55 pm

2 stops11h 15m

$284

Washington, D.C.Charleston

DCA Washington, D.C. Reagan-National - CHS Charleston

DCACHS

Washington, D.C. Reagan-National

Mon 11/9

10:45 am-3:50 pm

1 stop5h 05m

Charleston

Thu 11/12

6:35 am-3:40 pm

2 stops9h 05m

$284

Washington, D.C.Charleston

DCA Washington, D.C. Reagan-National - CHS Charleston

DCACHS

Washington, D.C. Reagan-National

Fri 11/6

1:10 pm-8:55 pm

1 stop7h 45m

Charleston

Mon 11/9

7:10 pm-11:55 pm

1 stop4h 45m

$307

Washington, D.C.Charleston

DCA Washington, D.C. Reagan-National - CHS Charleston

DCACHS

Washington, D.C. Reagan-National

Fri 9/11

1:30 pm-7:15 pm

1 stop5h 45m

Charleston

Mon 9/14

11:30 am-10:45 pm

2 stops11h 15m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/10

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 August.
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?

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 78 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, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Charleston (average of $265). Flying from Washington, D.C. Reagan-National Airport to Charleston in April is currently the most expensive (average of $393). 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 August 11, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 9% 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 August 8, 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. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Charleston?

Airfare is below average for this route at the moment.

Washington, D.C. Reagan-National Airport to Charleston flights typically cost between $240 and $353 in September.
The cheapest round-trip price found within the last 5 days was $202 on Southwest (Sep 5-Sep 9).

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 August 11, 2026.
Get a feel of what it's like to fly with Southwest,American Airlines, andJetBlue 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.
Southwest
8.0
Very good
4,220 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Southwest
8.0
Very good
4,220 reviews
Southwest
8.0
Very good
4,220 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
American Airlines
7.1
Good
11,902 reviews
Southwest
8.0
Very good
4,220 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
JetBlue
7.1
Good
3,034 reviews
Southwest
8.0
Very good
4,220 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.

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 5 daily inbound flights from Washington, D.C. Reagan-National from 3 different airlines.

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

    Airlines like Southwest and Delta fly from Washington, D.C. Reagan-National Airport to Charleston in about 4h. The time it takes to get you to your destination can typically vary by up to 7h 50m. 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 are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Charleston round-trip?

    Currently priced at $155, JetBlue will fly you from Washington, D.C. Reagan-National Airport to Charleston and back. In addition to JetBlue, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Southwest - these airlines can fly you to your destination from $189 and $212, respectively. JetBlue is priced at 53% 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 JetBlue ($111), American Airlines ($128), and Southwest ($134).

  • 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 (80%), American Airlines (67%), PSA Airlines( 61%).

  • 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 $197. While the most popular route (Washington, D.C. Reagan-National - Charleston) can be booked for $188 on average, our data indicates $426 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, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Charleston (average of $265). Flying from Washington, D.C. Reagan-National Airport to Charleston in April is currently the most expensive (average of $393). 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
Summerville
Walterboro
Mount Pleasant
Goose Creek
Edisto Beach

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Reagan-National to Charleston

Discover the top 3 airlines 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 August 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$155Average$249FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$189Average$335FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$212Average$268FlexibilityNo cancel feeOn-time63%

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