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

View $90 flight on Sun, May 25, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Washington to Charleston (DCA-CHS)

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
Sun, May 25 - Wed, May 28
DCA
Washington
CHS
Charleston
$179 Roundtrip, just found
$179
Roundtrip
just found
Select American Airlines flight, departing Sun, May 25 from Washington to Charleston, returning Wed, May 28, priced at $179 just found
JetBlue Airways
Tue, Sep 9 - Tue, Sep 16
DCA
Washington
CHS
Charleston
$182 Roundtrip, found 5 hours ago
$182
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Tue, Sep 9 from Washington to Charleston, returning Tue, Sep 16, priced at $182 found 5 hours ago
American Airlines
Fri, May 30 - Sun, Jun 1
DCA
Washington
CHS
Charleston
$184 Roundtrip, found 3 hours ago
$184
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Fri, May 30 from Washington to Charleston, returning Sun, Jun 1, priced at $184 found 3 hours ago
Southwest Airlines
Wed, May 28 - Sat, May 31
DCA
Washington
CHS
Charleston
$189 Roundtrip, found 5 hours ago
$189
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Wed, May 28 from Washington to Charleston, returning Sat, May 31, priced at $189 found 5 hours ago
Delta
Wed, May 28 - Sat, May 31
DCA
Washington
CHS
Charleston
$191 Roundtrip, found 5 hours ago
$191
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, May 28 from Washington to Charleston, returning Sat, May 31, priced at $191 found 5 hours ago
JetBlue Airways
Tue, Sep 9 - Wed, Sep 10
DCA
Washington
CHS
Charleston
$192 Roundtrip, found 5 hours ago
$192
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Tue, Sep 9 from Washington to Charleston, returning Wed, Sep 10, priced at $192 found 5 hours ago
American Airlines
Sun, May 25 - Wed, May 28
DCA
Washington
CHS
Charleston
$194 Roundtrip, just found
$194
Roundtrip
just found
Select American Airlines flight, departing Sun, May 25 from Washington to Charleston, returning Wed, May 28, priced at $194 just found
Delta
Wed, May 28 - Sat, May 31
DCA
Washington
CHS
Charleston
$199 Roundtrip, found 5 hours ago
$199
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, May 28 from Washington to Charleston, returning Sat, May 31, priced at $199 found 5 hours ago
American Airlines
Sat, May 10 - Tue, May 13
DCA
Washington
CHS
Charleston
$199 Roundtrip, found 9 hours ago
$199
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Sat, May 10 from Washington to Charleston, returning Tue, May 13, priced at $199 found 9 hours ago
United
Wed, Oct 8 - Sat, Oct 11
DCA
Washington
CHS
Charleston
$209 Roundtrip, found 7 hours ago
$209
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Oct 8 from Washington to Charleston, returning Sat, Oct 11, priced at $209 found 7 hours ago
Flights from Washington (DCA) to Charleston (CHS)
Origin airport
Ronald Reagan Washington National
Destination airport
Charleston Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$179
Distance
444 mi

Washington to Charleston Flights

The cheapest times to fly from Washington to Charleston

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 Washington to Charleston are during the month of May. You can find some of the cheapest flights from Washington to Charleston with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Washington to Charleston

Sunday is one of the best days to book for cheap flights from Washington to Charleston: 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 Washington to Charleston

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 Washington to Charleston 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 Washington to Charleston 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 Washington to Charleston 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 Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS) cost?
Cheap return fares from Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS) start from $170. 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 DCA on May 21 2025 and touching down at CHS. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from DCA to CHS?
The cheapest flights from DCA to CHS 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 Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS)?
When flying out of Ronald Reagan Washington National Airport (DCA), you can jump on a direct flight to Charleston Intl. Airport (CHS) with American Airlines.
What is the cheapest airline that flies from DCA to CHS?
Fly from DCA to CHS with American Airlines. This airline currently has the lowest one-way fare on this route, starting from $90. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from DCA on July 5 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS)?
With, on average, 5 direct flights departing from Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS) daily, you’ll be jetting off in no time.
What are the most popular departure times for flights from Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS)?
More travelers fly between DCA and CHS at 8 AM than at any other time of day. Prefer a quieter experience? Pick a flight outside the busiest times and you’re likely to save on your ticket as well.
What day of the week has the most flights from DCA to CHS?
Friday offers the most flights from Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS). Consider leaving on this day and you’ll have the best chance of finding a departure that fits your schedule.
What is the earliest flight from Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS)?
The first flight of the day jetting off from Ronald Reagan Washington National Airport (DCA) is at around 8:27AM UTC-5. Board this plane and you’ll land at Charleston Intl. Airport (CHS) at approximately 10:24AM UTC-5. The total travel time is 1h 57m.
How long does it take to fly from Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS)?
The average flight time from DCA to CHS is 1 hour and 55 minutes, covering a distance of 450 mi.
What airline has the least delays from DCA to CHS?
American Airlines has the strongest track record for on-time direct flights from Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS), with an on-time score of 80%. Use the Expedia App to see your journey status before you head off and get real-time updates about any changes.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS)?
To arrive at Charleston Intl. Airport (CHS) without delays, select a flight that leaves Ronald Reagan Washington National Airport (DCA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Charleston from Ronald Reagan Washington National Airport (DCA)?
If you’re flying on a direct flight from Ronald Reagan Washington National Airport (DCA) to Charleston, Charleston Intl. Airport (CHS) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS) last-minute?
Holding off until just before your trip to book a ticket from DCA to CHS generally means paying more. While you may find some last-minute discounts, there’s no guarantee. Keep your travel schedule open for a better chance of snagging a bargain.
Is it cheaper to book a DCA to CHS flight and hotel package?
Securing a DCA to CHS flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our impressive range of hotels and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Charleston Intl. Airport (CHS)?
Generally, it’s possible to reschedule or cancel your DCA to CHS flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find further details on our Customer Service portal.

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*Available to One Key members.