How long is the flight from Charleston to Washington, D.C.?

Departing from Charleston to Washington, D.C. will take you 1h 30m. Charleston and Washington, D.C. are separated by a distance of 473 mi. 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 Charleston to Washington, D.C. round-trip?

Cheapflights users have booked flights from Charleston to Washington, D.C. round-trip from $180. Another airline that can offer you cheap pricing is American Airlines. United Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.

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

To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $109. United Airlines flights start at $115 while deals on American Airlines start at $138 one-way.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular routes from Charleston to Washington, D.C.?

The most popular flight routes from Charleston to Washington, D.C. are Charleston - Washington, D.C. Reagan-National, Charleston - Washington, D.C. Dulles Intl and Charleston - Baltimore/Washington.

What are the cheapest flights from Charleston to Washington, D.C.?

Looking for the cheapest flight from Charleston to Washington, D.C.? While on average our users pay $2,023, our data indicates the cheapest price to be $155. The most popular route (Charleston - Washington, D.C. Reagan-National), is priced around $217.

What are the most reliable airlines from Charleston to Washington, D.C.?

Before booking your flight to Washington, D.C. from Charleston, check out the most reliable airlines to get you to your destination on time: Austrian Airlines (90%), Republic Airways (88%), Lufthansa( 87%).

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

Most trusted provider : When it comes to deals on Charleston-Washington, D.C. 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 Charleston-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Charleston to Washington, D.C.?

Charleston (CHS), located 10.2 mi from the city center, is the airport you fly out of when you book flights from Charleston to Washington, D.C.. 3 airlines have flights from Charleston to Washington, D.C. on a regular basis. Booking flights from Charleston to Washington, D.C. should not be difficult; the airport handles an average of 13 outbound flights to Washington, D.C. per day.

Can I find deals for flights from Charleston to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Charleston to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Charleston to Washington, D.C.?

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

Can I find deals for business class flights from Charleston to Washington, D.C.?

Yes. Cheapflights offers flight deals from Charleston to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$99+ Cheap Flights from Charleston to Washington, D.C.

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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Charleston to Washington, D.C. are usually found in April or October, booked 88 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Charleston to Washington, D.C.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Charleston to Washington, D.C.
Explore the most affordable flight options available from Charleston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 29, 2026.

Thu 10/226:00 am -

Nonstop1h 35m

Mon 10/268:25 pm -

Nonstop1h 44m

Deal found 8/27

$197

Thu 9/178:40 am -

Nonstop1h 30m

Mon 9/216:50 pm -

Nonstop1h 45m

Deal found 8/27

$197

Thu 10/86:00 am -

Nonstop1h 35m

Sat 10/1010:20 pm -

Nonstop1h 55m

Deal found 8/27

$197

Thu 9/172:04 pm -

Nonstop1h 47m

Mon 9/211:47 pm -

Nonstop1h 55m

Deal found 8/27

$198

Fri 10/237:33 pm -

Nonstop1h 41m

Mon 10/268:25 pm -

Nonstop1h 44m

Deal found 8/27

$207

Thu 9/175:35 pm -

1 stop3h 50m

Mon 9/216:00 am -

1 stop5h 38m

Deal found 8/28

$207

Fri 9/187:51 pm -

Nonstop1h 41m

Mon 9/218:15 am -

Nonstop1h 48m

Deal found 8/27

$207

Wed 11/116:35 am -

2 stops6h 10m

Wed 11/116:15 pm -

Nonstop1h 45m

Deal found 8/24

$212

Wed 9/165:33 pm -

1 stop5h 26m

Sat 9/191:15 pm -

1 stop5h 59m

Deal found 8/25

$217

Fri 10/95:35 pm -

1 stop6h 09m

Tue 10/136:00 am -

1 stop4h 10m

Deal found 8/26

$217

Thu 9/176:52 pm -

1 stop5h 49m

Mon 9/217:17 pm -

1 stop4h 42m

Deal found 8/28

$217

Thu 9/175:25 am -

1 stop3h 47m

Mon 9/216:59 am -

1 stop4h 39m

Deal found 8/27

$218

Best flights from Charleston to Washington, D.C.
Discover carefully curated flight deals from Charleston to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 29, 2026.

Wed 9/168:10 am -

Nonstop1h 30m

Sat 9/195:40 pm -

Nonstop1h 45m

Deal found 8/26

$197

Wed 9/162:54 pm -

Nonstop1h 32m

Sat 9/198:15 am -

Nonstop1h 48m

Deal found 8/26

$197

Sat 10/38:35 am -

1 stop7h 06m

Wed 10/76:00 am -

1 stop4h 10m

Deal found 8/24

$207

Thu 11/122:00 pm -

1 stop4h 48m

Mon 11/166:00 am -

1 stop4h 13m

Deal found 8/27

$207

Fri 10/161:25 pm -

1 stop7h 15m

Mon 10/198:15 am -

Nonstop1h 45m

Deal found 8/27

$217

Thu 12/103:02 pm -

Nonstop1h 33m

Sun 12/131:20 pm -

Nonstop1h 47m

Deal found 8/25

$228

Fri 10/167:05 pm -

1 stop4h 39m

Mon 10/197:00 am -

1 stop6h 00m

Deal found 8/24

$217

Tue 9/227:35 am -

1 stop6h 25m

Fri 9/256:55 am -

2 stops11h 40m

Deal found 8/27

$238

Thu 9/172:54 pm -

Nonstop1h 32m

Sun 9/2010:15 pm -

Nonstop1h 56m

Deal found 8/25

$238

Thu 9/246:00 am -

1 stop5h 45m

Mon 9/286:00 am -

1 stop4h 08m

Deal found 8/24

$217

Fri 9/185:45 am -

Nonstop1h 35m

Sun 9/2010:15 pm -

Nonstop1h 56m

Deal found 8/24

$238

Wed 9/166:00 am -

1 stop5h 45m

Sat 9/193:15 pm -

1 stop6h 20m

Deal found 8/26

$217

Sat 10/312:00 pm -

Nonstop1h 30m

Wed 10/711:05 am -

1 stop6h 30m

Deal found 8/24

$256

Thu 11/125:34 pm -

1 stop5h 11m

Mon 11/166:05 am -

1 stop4h 26m

Deal found 8/27

$237

Mon 9/216:30 pm -

1 stop5h 25m

Wed 9/239:35 am -

1 stop11h 40m

Deal found 8/25

$276

Fri 9/256:00 am -

Nonstop1h 35m

Sun 9/278:15 am -

Nonstop1h 47m

Deal found 8/28

$279

Fri 9/186:35 am -

2 stops8h 50m

Mon 9/216:35 am -

1 stop12h 00m

Deal found 8/27

$277

Sat 9/267:53 pm -

Nonstop1h 37m

Sat 10/31:20 pm -

Nonstop1h 50m

Deal found 8/28

$279

Thu 10/227:05 pm -

1 stop4h 42m

Mon 10/266:10 am -

1 stop4h 23m

Deal found 8/24

$258

Thu 9/176:52 pm -

1 stop5h 49m

Sun 9/206:00 am -

1 stop4h 08m

Deal found 8/27

$258

Wed 9/166:45 am -

2 stops11h 15m

Sat 9/191:00 pm -

1 stop5h 15m

Deal found 8/25

$297

Thu 12/107:01 pm -

1 stop5h 41m

Sun 12/138:07 am -

1 stop4h 52m

Deal found 8/25

$258

Wed 10/78:10 am -

Nonstop1h 30m

Wed 10/711:55 am -

Nonstop1h 40m

Deal found 8/24

$304

Fri 10/232:55 pm -

1 stop5h 48m

Mon 10/266:10 am -

1 stop4h 23m

Deal found 8/24

$268

Fri 9/256:05 pm -

Nonstop1h 35m

Sun 9/275:15 pm -

Nonstop1h 40m

Deal found 8/26

$304

Fri 9/256:52 pm -

1 stop4h 52m

Sun 9/276:00 am -

1 stop4h 08m

Deal found 8/25

$268

Thu 9/176:35 am -

2 stops11h 25m

Mon 9/217:25 am -

2 stops11h 10m

Deal found 8/26

$312

Fri 12/115:45 pm -

1 stop4h 39m

Sun 12/137:59 am -

1 stop7h 11m

Deal found 8/25

$268

Fri 9/186:52 pm -

1 stop5h 49m

Sun 9/206:00 am -

1 stop4h 08m

Deal found 8/26

$268

Wed 10/77:15 am -

1 stop4h 40m

Wed 10/71:15 pm -

1 stop4h 20m

Deal found 8/24

$329

Last-minute flights from Charleston to Washington, D.C.
Discover last-minute flight deals from Charleston to Washington, D.C.. Data last updated August 29, 2026 and is based on user searches.

Tue 9/159:18 am -

1 stop23h 13m

Tue 9/226:38 am -

2 stops26h 00m

Deal found 8/25

$218

Wed 9/162:08 pm -

Nonstop1h 47m

Sat 9/1910:09 am -

Nonstop1h 49m

Deal found 8/26

$197

Wed 9/162:54 pm -

Nonstop1h 32m

Sat 9/198:15 am -

Nonstop1h 48m

Deal found 8/26

$197

Wed 9/165:33 pm -

1 stop5h 26m

Sat 9/191:15 pm -

1 stop5h 59m

Deal found 8/25

$217

Thu 9/178:40 am -

Nonstop1h 30m

Mon 9/216:50 pm -

Nonstop1h 45m

Deal found 8/27

$197

Thu 9/172:04 pm -

Nonstop1h 47m

Mon 9/211:47 pm -

Nonstop1h 55m

Deal found 8/27

$198

Thu 9/175:35 pm -

1 stop3h 50m

Mon 9/216:00 am -

1 stop5h 38m

Deal found 8/28

$207

Thu 9/176:52 pm -

1 stop5h 49m

Mon 9/217:17 pm -

1 stop4h 42m

Deal found 8/28

$217

Thu 9/175:25 am -

1 stop3h 47m

Mon 9/216:59 am -

1 stop4h 39m

Deal found 8/27

$218

Fri 9/182:08 pm -

Nonstop1h 47m

Mon 9/218:20 pm -

Nonstop1h 48m

Deal found 8/27

$207

Fri 9/187:51 pm -

Nonstop1h 41m

Mon 9/218:15 am -

Nonstop1h 48m

Deal found 8/27

$207

Fri 9/185:35 pm -

1 stop3h 50m

Mon 9/216:00 am -

1 stop4h 08m

Deal found 8/27

$217

One-way flights from Charleston to Washington, D.C.
Search for one-way flight options from Charleston to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 29, 2026.

Wed 9/231:25 pm -

Nonstop1h 30m

Deal found 8/25

$99

Tue 9/293:00 pm -

2 stops30h 30m

Deal found 8/26

$100

Tue 9/223:00 pm -

2 stops25h 46m

Deal found 8/25

$102

Wed 9/235:25 am -

1 stop5h 29m

Deal found 8/26

$104

Wed 9/306:00 am -

2 stops15h 30m

Deal found 8/28

$107

Wed 9/236:00 am -

2 stops15h 30m

Deal found 8/25

$108

Tue 9/296:45 am -

1 stop5h 20m

Deal found 8/27

$109

Fri 9/186:05 pm -

Nonstop1h 35m

Deal found 8/25

$109

Tue 10/69:18 am -

2 stops31h 28m

Deal found 8/27

$112

Sat 9/267:35 am -

1 stop8h 40m

Deal found 8/27

$114

Fri 9/255:35 pm -

1 stop3h 50m

Deal found 8/26

$114

Fri 9/183:27 pm -

2 stops25h 19m

Deal found 8/28

$115

Find flight deals from Charleston to Washington, D.C.

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$197 (American Airlines)
One-way from	$99 (Southwest)
Popular in	March
Cheapest in	April
Average price	$359
Good round-trip deal	$287 or less
Good one-way deal	$183 or less

Provider with most accurate pricing for Charleston-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Charleston-Washington, D.C. (WAS) flights.

Search Deals

From Charleston to Washington, D.C. (WAS)

Search Deals

One-way flight from Charleston to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 2% potential increase in price ($7 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 August 2026

Search Deals

Price to beat on a round-trip flight from Charleston to Washington, D.C. (WAS).

Search Deals

Price to beat on a one-way flight from Charleston to Washington, D.C. (WAS).

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Charleston to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CharlestonBaltimore

CHS Charleston - BWI Baltimore/Washington

CHSBWI

Charleston

Wed 9/16

8:10 am-9:40 am

Nonstop1h 30m

Baltimore/Washington

Sat 9/19

5:40 pm-7:25 pm

Nonstop1h 45m

$197

CharlestonWashington, D.C.

CHS Charleston - IAD Washington, D.C. Dulles Intl

CHSIAD

Charleston

Wed 9/16

2:54 pm-4:26 pm

Nonstop1h 32m

Washington, D.C. Dulles Intl

Sat 9/19

8:15 am-10:03 am

Nonstop1h 48m

$197

CharlestonBaltimore

CHS Charleston - BWI Baltimore/Washington

CHSBWI

Charleston

Sat 10/3

8:35 am-3:41 pm

1 stop7h 06m

Baltimore/Washington

Wed 10/7

6:00 am-10:10 am

1 stop4h 10m

$207

CharlestonBaltimore

CHS Charleston - BWI Baltimore/Washington

CHSBWI

Charleston

Thu 11/12

2:00 pm-6:48 pm

1 stop4h 48m

Baltimore/Washington

Mon 11/16

6:00 am-10:13 am

1 stop4h 13m

$207

CharlestonBaltimore

CHS Charleston - BWI Baltimore/Washington

CHSBWI

Charleston

Fri 10/16

1:25 pm-8:40 pm

1 stop7h 15m

Baltimore/Washington

Mon 10/19

8:15 am-10:00 am

Nonstop1h 45m

$217

CharlestonBaltimore

CHS Charleston - BWI Baltimore/Washington

CHSBWI

Charleston

Fri 10/16

7:05 pm-11:44 pm

1 stop4h 39m

Baltimore/Washington

Mon 10/19

7:00 am-1:00 pm

1 stop6h 00m

$217

CharlestonWashington, D.C.

CHS Charleston - IAD Washington, D.C. Dulles Intl

CHSIAD

Charleston

Thu 9/24

6:00 am-11:45 am

1 stop5h 45m

Washington, D.C. Dulles Intl

Mon 9/28

6:00 am-10:08 am

1 stop4h 08m

$217

CharlestonWashington, D.C.

CHS Charleston - IAD Washington, D.C. Dulles Intl

CHSIAD

Charleston

Wed 9/16

6:00 am-11:45 am

1 stop5h 45m

Washington, D.C. Dulles Intl

Sat 9/19

3:15 pm-9:35 pm

1 stop6h 20m

$217

CharlestonWashington, D.C.

CHS Charleston - IAD Washington, D.C. Dulles Intl

CHSIAD

Charleston

Thu 12/10

3:02 pm-4:35 pm

Nonstop1h 33m

Washington, D.C. Dulles Intl

Sun 12/13

1:20 pm-3:07 pm

Nonstop1h 47m

$228

CharlestonWashington, D.C.

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

CHSDCA

Charleston

Thu 11/12

5:34 pm-10:45 pm

1 stop5h 11m

Washington, D.C. Reagan-National

Mon 11/16

6:05 am-10:31 am

1 stop4h 26m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/24

Showing 1-10 of 60 resultsSorted by cheapest first

...

Compare providers for flights from Charleston to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Charleston to Washington, D.C. in August.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Charleston with our price prediction graph.

CHS-WAS

CHS-BWI

CHS-DCA

CHS-IAD

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 Charleston to Washington, D.C.

CHS-WAS

CHS-BWI

CHS-DCA

CHS-IAD

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

Currently, November is the cheapest month in which you can book a flight from Charleston to Washington, D.C. (average of $257). Flying from Charleston to Washington, D.C. in March is currently the most expensive (average of $346). 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 CHS to WAS?

It’s optimal to fly from Charleston to Washington, D.C. in the morning. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Charleston to Washington, D.C.

The most flights from CHS to WAS are scheduled on a Friday (18 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 on average).

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

Airfare is below average for this route at the moment.

Charleston to Washington, D.C. flights typically cost between $221 and $359 in October.
The cheapest round-trip price found within the last 5 days was $197 on American Airlines (Oct 22-Oct 26).

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

To ensure you get the cheapest price possible for a flight from Charleston to Washington, D.C., you should look to book at least 63 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from Charleston to Washington, D.C.?

Travelers seeking maximum savings on their Charleston to Washington, D.C. flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Charleston to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Charleston to Washington, D.C. trip

Our travel experts

Ramsey Qubein

Expert on IAD and CHS

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read through reviews of airlines operating flights from Charleston to Washington, D.C., such as Southwest,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,201 reviews

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

4,201 reviews

Southwest

8.0

Very good

4,201 reviews

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.

United Airlines

7.4

Good

10,135 reviews

Southwest

8.0

Very good

4,201 reviews

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

12,025 reviews

Southwest

8.0

Very good

4,201 reviews

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

What airport do you fly from for flights from Charleston to Washington, D.C.?
Charleston (CHS), located 10.2 mi from the city center, is the airport you fly out of when you book flights from Charleston to Washington, D.C.. 3 airlines have flights from Charleston to Washington, D.C. on a regular basis. Booking flights from Charleston to Washington, D.C. should not be difficult; the airport handles an average of 13 outbound flights to Washington, D.C. per day.
How long is the flight from Charleston to Washington, D.C.?
Departing from Charleston to Washington, D.C. will take you 1h 30m. Charleston and Washington, D.C. are separated by a distance of 473 mi. 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 Charleston to Washington, D.C. round-trip?
Cheapflights users have booked flights from Charleston to Washington, D.C. round-trip from $180. Another airline that can offer you cheap pricing is American Airlines. United Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Charleston to Washington, D.C. one-way?
To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $109. United Airlines flights start at $115 while deals on American Airlines start at $138 one-way.
What are the most popular routes from Charleston to Washington, D.C.?
The most popular flight routes from Charleston to Washington, D.C. are Charleston - Washington, D.C. Reagan-National, Charleston - Washington, D.C. Dulles Intl and Charleston - Baltimore/Washington.
What are the most reliable airlines from Charleston to Washington, D.C.?
Before booking your flight to Washington, D.C. from Charleston, check out the most reliable airlines to get you to your destination on time: Austrian Airlines (90%), Republic Airways (88%), Lufthansa( 87%).
What are the cheapest flights from Charleston to Washington, D.C.?
Looking for the cheapest flight from Charleston to Washington, D.C.? While on average our users pay $2,023, our data indicates the cheapest price to be $155. The most popular route (Charleston - Washington, D.C. Reagan-National), is priced around $217.
Can I find deals for flights from Charleston to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Charleston to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Charleston to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Charleston to Washington, D.C..
Can I find deals for business class flights from Charleston to Washington, D.C.?
Yes. Cheapflights offers flight deals from Charleston to Washington, D.C. 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 Charleston to Washington, D.C.?
Currently, November is the cheapest month in which you can book a flight from Charleston to Washington, D.C. (average of $257). Flying from Charleston to Washington, D.C. in March is currently the most expensive (average of $346). 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.

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Top 3 airlines flying from Charleston to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$180	Average$279	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$180	Average$335	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$197	Average$361	FlexibilityNo cancel fee	On-time63%

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$99+ Cheap flights from Charleston (CHS) to Washington, D.C. (WAS)

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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Charleston to Washington, D.C.

Cheapest flights from Charleston to Washington, D.C.Explore the most affordable flight options available from Charleston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 29, 2026.

Explore the most affordable flight options available from Charleston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 29, 2026.

Best flights from Charleston to Washington, D.C.Discover carefully curated flight deals from Charleston to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 29, 2026.

Discover carefully curated flight deals from Charleston to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 29, 2026.

Last-minute flights from Charleston to Washington, D.C.Discover last-minute flight deals from Charleston to Washington, D.C.. Data last updated August 29, 2026 and is based on user searches.

Discover last-minute flight deals from Charleston to Washington, D.C.. Data last updated August 29, 2026 and is based on user searches.

One-way flights from Charleston to Washington, D.C.Search for one-way flight options from Charleston to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 29, 2026.

Search for one-way flight options from Charleston to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 29, 2026.

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Use the filters below to find and compare flights from Charleston to Washington, D.C. that are best for you.

Compare providers for flights from Charleston to Washington, D.C.

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 Charleston to Washington, D.C. in August.

Best time to book a flight from Charleston to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Charleston with our price prediction graph.

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

What is the cheapest time of day to fly from CHS to WAS?

Find hourly flight availability from Charleston to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 29, 2026.

It’s optimal to fly from Charleston to Washington, D.C. in the morning. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Charleston to Washington, D.C.

The most flights from CHS to WAS are scheduled on a Friday (18 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 on average).

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

Airfare is below average for this route at the moment.

Charleston to Washington, D.C. flights typically cost between $221 and $359 in October.The cheapest round-trip price found within the last 5 days was $197 on American Airlines (Oct 22-Oct 26).

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

To ensure you get the cheapest price possible for a flight from Charleston to Washington, D.C., you should look to book at least 63 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from Charleston to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Charleston to Washington, D.C.. Price data was last updated on August 29, 2026.

Travelers seeking maximum savings on their Charleston to Washington, D.C. flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Charleston to Washington, D.C. flights

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Cheapflights partnered with top experts to bring you the best recommendations for your Charleston to Washington, D.C. trip

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Reviews of airlines servicing Washington, D.C.

Read through reviews of airlines operating flights from Charleston to Washington, D.C., such as Southwest,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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What are the most popular routes from Charleston to Washington, D.C.?

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Search flights from Charleston to Washington, D.C. by cabin class

Find flights from Charleston to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.

Charleston and Washington, D.C. flights

Browse other Charleston and Washington, D.C. flight options. Last updated on August 29, 2026.

Other flights from Charleston

Browse through other flights departing from Charleston. Flights are based on user searches made on Cheapflights and were last updated on August 29, 2026.

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Cheapest flights from Charleston to Washington, D.C.
Explore the most affordable flight options available from Charleston to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 29, 2026.

Best flights from Charleston to Washington, D.C.
Discover carefully curated flight deals from Charleston to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 29, 2026.

Last-minute flights from Charleston to Washington, D.C.
Discover last-minute flight deals from Charleston to Washington, D.C.. Data last updated August 29, 2026 and is based on user searches.

One-way flights from Charleston to Washington, D.C.
Search for one-way flight options from Charleston to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 29, 2026.

Charleston to Washington, D.C. flights typically cost between $221 and $359 in October.
The cheapest round-trip price found within the last 5 days was $197 on American Airlines (Oct 22-Oct 26).