$90 Cheap Flights from Charleston (CHS) to Washington (DCA)

View $90 flight on Sat, May 24, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Charleston to Washington (CHS-DCA)

Prices were available within the past 7 days and start at $90 for one-way flights and $179 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, May 28 - Fri, May 30
CHS
Charleston
DCA
Washington
$179 Roundtrip, found 7 hours ago
$179
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Wed, May 28 from Charleston to Washington, returning Fri, May 30, priced at $179 found 7 hours ago
American Airlines
Sat, May 24 - Sun, Jun 1
CHS
Charleston
DCA
Washington
$184 Roundtrip, found 2 hours ago
$184
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sat, May 24 from Charleston to Washington, returning Sun, Jun 1, priced at $184 found 2 hours ago
Southwest Airlines
Wed, May 28 - Fri, May 30
CHS
Charleston
DCA
Washington
$189 Roundtrip, found 7 hours ago
$189
Roundtrip
found 7 hours ago
Select Southwest Airlines flight, departing Wed, May 28 from Charleston to Washington, returning Fri, May 30, priced at $189 found 7 hours ago
American Airlines
Wed, May 28 - Fri, May 30
CHS
Charleston
DCA
Washington
$192 Roundtrip, found 7 hours ago
$192
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Wed, May 28 from Charleston to Washington, returning Fri, May 30, priced at $192 found 7 hours ago
American Airlines
Thu, May 29 - Wed, Jun 4
CHS
Charleston
DCA
Washington
$194 Roundtrip, found 15 hours ago
$194
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Thu, May 29 from Charleston to Washington, returning Wed, Jun 4, priced at $194 found 15 hours ago
Southwest Airlines
Sat, May 24 - Sun, May 25
CHS
Charleston
DCA
Washington
$199 Roundtrip, found 4 days ago
$199
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sat, May 24 from Charleston to Washington, returning Sun, May 25, priced at $199 found 4 days ago
American Airlines
Fri, May 9 - Sun, May 11
CHS
Charleston
DCA
Washington
$199 Roundtrip, just found
$199
Roundtrip
just found
Select American Airlines flight, departing Fri, May 9 from Charleston to Washington, returning Sun, May 11, priced at $199 just found
JetBlue Airways
Thu, May 29 - Tue, Jun 3
CHS
Charleston
DCA
Washington
$203 Roundtrip, found 5 hours ago
$203
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Thu, May 29 from Charleston to Washington, returning Tue, Jun 3, priced at $203 found 5 hours ago
United
Thu, Aug 21 - Sun, Aug 24
CHS
Charleston
DCA
Washington
$209 Roundtrip, found 1 hour ago
$209
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Aug 21 from Charleston to Washington, returning Sun, Aug 24, priced at $209 found 1 hour ago
Delta
Wed, May 21 - Sun, May 25
CHS
Charleston
DCA
Washington
$211 Roundtrip, found 3 days ago
$211
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, May 21 from Charleston to Washington, returning Sun, May 25, priced at $211 found 3 days ago
Flights from Charleston (CHS) to Washington (DCA)
Origin airport
Charleston Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$179
Distance
444 mi

Charleston to Washington Flights

The cheapest times to fly from Charleston to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Charleston to Washington are during the month of May. You can find some of the cheapest flights from Charleston to Washington with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Charleston to Washington

Sunday is one of the best days to book for cheap flights from Charleston to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Charleston to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Charleston to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $90 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Charleston to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Charleston to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA) cost?
Cheap return fares from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA) start from $160. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a American Airlines and Spirit Airlines flight leaving CHS on May 13 2025 and touching down at DCA. The price was last updated on April 23 2025 and has not changed since.
What is the cheapest month to fly from CHS to DCA?
The cheapest flights from CHS to DCA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA)?
Board a direct flight with American Airlines and head straight from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA).
What is the cheapest airline that flies from CHS to DCA?
Jet off from CHS to DCA with American Airlines. This airline currently has the cheapest one-way ticket on this route, starting at $90. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from CHS on May 29 2025. Prices were last updated on April 23 2025 and have not changed since.
How many flights per day from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA)?
When departing from Charleston Intl. Airport (CHS), you can choose from an average of 5 daily nonstop flights to Ronald Reagan Washington National Airport (DCA).
What are the most popular departure times for flights from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA)?
Flights between CHS and DCA are busiest at 10 AM. For a less crowded experience and potentially cheaper fares, look for a time when demand is lower.
What day of the week has the most flights from CHS to DCA?
Friday offers the most flights from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA). Consider taking off on this day and you’ll have a greater chance of finding a departure that works with your plans.
What is the earliest flight from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA)?
The earliest flight jetting off from Charleston Intl. Airport (CHS) is at around 5:50AM UTC-5. Catch this flight and you’ll arrive at Ronald Reagan Washington National Airport (DCA) at approximately 7:27AM UTC-5. The total time in the air is 1h 37m.
How long does it take to fly from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA)?
Flights from CHS to DCA have an average travel time of 1 hour and 41 minutes. The total distance between the two is 450 mi.
What airline has the least delays from CHS to DCA?
With 82% of journeys typically arriving on time, American Airlines has the best on-time performance for nonstop flights from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA). To check your flight status and get notified if anything changes, use the Expedia App.
What is the best time to fly from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA)?
To avoid possible delays on the Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA) route, aim to fly before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Washington from Charleston Intl. Airport (CHS)?
Charleston Intl. Airport (CHS) offers direct flights to Washington. Here are some of the airports you can fly to without stops:

  • Ronald Reagan Washington National Airport (DCA)
  • Washington Dulles Intl. Airport (IAD)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)

Is it cheaper to buy a plane ticket from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA) last-minute?
Last-minute fares from CHS to DCA are generally more expensive. To secure the lowest rates, start searching for flights well ahead of time. That said, if you’re flexible with your travel plans, you may land a cheap ticket right before your trip.
Is it cheaper to book a CHS to DCA flight and hotel package?
Opting for a CHS to DCA flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our extensive range of accommodations and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Charleston Intl. Airport (CHS) to Ronald Reagan Washington National Airport (DCA)?
In most cases, you’re able to cancel or reschedule your CHS to DCA flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline’s fees and guidelines on flight changes, or if you’d like further details, go to our Customer Service portal.

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*Available to One Key members.