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 $138. Other airlines that can offer you cheap pricing are Southwest, from $179, and JetBlue, from $183. Spirit Airlines is 45% 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 Spirit Airlines, which is currently one of the cheapest options available, starting at $61. American Airlines flights start at $90 while deals on Southwest start at $90 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. Dulles Intl, Charleston - Baltimore/Washington and Charleston - Washington, D.C. Reagan-National.

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 $1,893, our data indicates the cheapest price to be $118. The most popular route (Charleston - Washington, D.C. Dulles Intl), is priced around $179.

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: ANA (100%), Copa Airlines (92%), Lufthansa( 92%).

What are the most popular airlines that fly from Charleston to Washington, D.C.?

American Airlines, Delta and United Airlines are the most popular airlines when flying from Charleston to Washington, D.C..

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

Users have found that leaving on a Thursday can be a cost-effective option. It’s possible to save up to 115% on your flight compared to booking on days when demand is much higher.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 59 days in advance, which can save you up to 111% on flights from Charleston to Washington, D.C. compared to booking the week you need them. Waiting 59 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $258. For sooner than that we have options available in the next 3 days from $364.

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

July is one of the best times of the year to fly to Washington, D.C. from Charleston. Prices for July average $251 per person but you can even find prices for as low as $116. The most expensive prices can be found in the month of December. Opting for a July flight can save you 26% on your journey compared to booking in December

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.. 5 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 20 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.

$61+ Flights from Charleston to Washington, D.C.

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1. Tell us where you want to go

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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3. Compare prices and book

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Cheapflights Tip: The best prices from Charleston to Washington, D.C. are usually found in July or June, booked 58 days in advance, depart on a Friday or Thursday and return on a Tuesday

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$138 (FlightHub)
One-way from	$61 (Kiwi.com)
Popular in	December
Cheapest in	July
Average price	$274
Good round-trip deal	$215 or less
Good one-way deal	$130 or less

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

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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. 11% potential increase in price ($34 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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

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

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Find 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 March 25, 2025.

Mon 6/233:35 pmCHS - BWI

Nonstop1h 30mSpirit Airlines

Mon 6/301:00 pmBWI - CHS

Nonstop1h 40mSpirit Airlines

Deal found 3/24

$138

Wed 4/231:50 pmCHS - BWI

Nonstop1h 35mSouthwest

Wed 4/304:40 pmBWI - CHS

Nonstop1h 40mSouthwest

Deal found 3/24

$179

Wed 4/2312:30 pmCHS - DCA

1 stop8h 29mJetBlue

Wed 4/3012:45 pmDCA - CHS

1 stop7h 10mJetBlue

Deal found 3/24

$183

Fri 5/27:35 pmCHS - DCA

Nonstop1h 39mAmerican Airlines

Mon 5/51:45 pmDCA - CHS

Nonstop1h 43mAmerican Airlines

Deal found 3/24

$184

Fri 5/97:41 pmCHS - IAD

Nonstop1h 39mUnited Airlines

Mon 5/128:25 amIAD - CHS

Nonstop1h 46mUnited Airlines

Deal found 3/24

$184

Thu 5/155:40 pmCHS - DCA

1 stop5h 05mDelta

Tue 5/208:59 amDCA - CHS

1 stop4h 34mDelta

Deal found 3/25

$199

Sat 5/36:41 pmCHS - IAD

1 stop5h 44mDelta

Mon 5/126:00 amIAD - CHS

1 stop3h 40mDelta

Deal found 3/24

$199

Fri 4/185:50 amCHS - DCA

2 stops6h 50mSouthwest

Tue 4/223:30 pmDCA - CHS

1 stop6h 55mSouthwest

Deal found 3/24

$209

Thu 4/311:15 amCHS - DCA

1 stop6h 40mUnited Airlines

Mon 4/71:12 pmDCA - CHS

1 stop5h 25mUnited Airlines

Deal found 3/23

$244

Wed 4/239:05 amCHS - IAD

3 stops31h 10mMultiple Airlines

Mon 5/512:55 pmIAD - CHS

3 stops28h 11mMultiple Airlines

Deal found 3/24

$252

Thu 5/85:35 amCHS - BWI

1 stop3h 35mDelta

Sun 5/118:00 amBWI - CHS

1 stop5h 33mDelta

Deal found 3/24

$259

Sun 4/65:10 amCHS - IAD

1 stop3h 28mAmerican Airlines

Tue 4/152:12 pmIAD - CHS

1 stop3h 05mAmerican Airlines

Deal found 3/24

$264

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 March 25, 2025.

Mon 6/233:35 pmCHS - BWI

Nonstop1h 30mSpirit Airlines

Mon 6/301:00 pmBWI - CHS

Nonstop1h 40mSpirit Airlines

Deal found 3/24

$138

Wed 4/231:50 pmCHS - BWI

Nonstop1h 35mSouthwest

Wed 4/304:40 pmBWI - CHS

Nonstop1h 40mSouthwest

Deal found 3/24

$179

Wed 4/2312:30 pmCHS - DCA

1 stop8h 29mJetBlue

Wed 4/3012:45 pmDCA - CHS

1 stop7h 10mJetBlue

Deal found 3/24

$183

Fri 5/27:35 pmCHS - DCA

Nonstop1h 39mAmerican Airlines

Mon 5/51:45 pmDCA - CHS

Nonstop1h 43mAmerican Airlines

Deal found 3/24

$184

Thu 5/86:00 amCHS - IAD

Nonstop1h 35mUnited Airlines

Sun 5/1110:05 pmIAD - CHS

Nonstop1h 45mUnited Airlines

Deal found 3/24

$184

Thu 5/155:40 pmCHS - DCA

1 stop5h 05mDelta

Sat 5/178:59 amDCA - CHS

1 stop6h 55mDelta

Deal found 3/24

$199

Wed 4/239:05 amCHS - IAD

3 stops31h 10mMultiple Airlines

Mon 5/512:55 pmIAD - CHS

3 stops28h 11mMultiple Airlines

Deal found 3/24

$252

Sat 5/36:41 pmCHS - IAD

1 stop5h 44mDelta

Mon 5/126:00 amIAD - CHS

1 stop3h 40mDelta

Deal found 3/24

$199

Fri 4/185:50 amCHS - DCA

2 stops6h 50mSouthwest

Mon 4/216:05 amDCA - CHS

1 stop5h 50mSouthwest

Deal found 3/24

$209

Thu 4/311:15 amCHS - DCA

1 stop6h 40mUnited Airlines

Mon 4/71:12 pmDCA - CHS

1 stop5h 25mUnited Airlines

Deal found 3/23

$244

Sun 4/65:10 amCHS - IAD

1 stop3h 28mAmerican Airlines

Tue 4/152:12 pmIAD - CHS

1 stop3h 05mAmerican Airlines

Deal found 3/24

$264

Thu 5/86:24 pmCHS - BWI

1 stop4h 21mDelta

Sun 5/115:40 amBWI - CHS

1 stop5h 37mDelta

Deal found 3/23

$259

Last-minute flights from Charleston to Washington, D.C.
Discover last-minute flight deals from Charleston to Washington, D.C.. Data last updated March 25, 2025 and is based on user searches.

Tue 4/16:20 amCHS - DCA

Nonstop1h 43mAmerican Airlines

Wed 4/301:41 pmDCA - CHS

Nonstop1h 46mAmerican Airlines

Deal found 3/24

$214

Tue 4/112:30 pmCHS - DCA

1 stop8h 29mJetBlue

Wed 4/3012:45 pmDCA - CHS

1 stop7h 10mJetBlue

Deal found 3/24

$215

Tue 4/16:09 pmCHS - IAD

1 stop6h 22mDelta

Wed 4/2312:11 pmIAD - CHS

1 stop4h 34mDelta

Deal found 3/24

$234

Wed 4/26:30 amCHS - BWI

1 stop15h 12mUnited Airlines

Sat 4/56:15 amBWI - CHS

2 stops17h 15mUnited Airlines

Deal found 3/24

$958

Thu 4/311:02 amCHS - BWI

1 stop11h 48mSpirit Airlines

Mon 4/76:16 pmBWI - CHS

1 stop15h 41mSpirit Airlines

Deal found 3/23

$212

Thu 4/36:00 amCHS - IAD

Nonstop1h 35mUnited Airlines

Mon 4/75:10 pmIAD - CHS

Nonstop1h 51mUnited Airlines

Deal found 3/23

$224

Thu 4/311:15 amCHS - DCA

1 stop6h 40mUnited Airlines

Mon 4/71:12 pmDCA - CHS

1 stop5h 25mUnited Airlines

Deal found 3/23

$244

Thu 4/38:14 pmCHS - IAD

2 stops21h 38mMultiple Airlines

Mon 4/712:55 pmIAD - CHS

3 stops24h 24mMultiple Airlines

Deal found 3/23

$302

Thu 4/311:45 amCHS - DCA

2 stops18h 45mAlaska Airlines

Mon 4/75:55 pmDCA - CHS

1 stop23h 43mAlaska Airlines

Deal found 3/23

$8,037

Fri 4/46:20 pmCHS - DCA

1 stop4h 20mSouthwest

Sat 4/56:00 pmDCA - CHS

1 stop5h 15mSouthwest

Deal found 3/24

$269

Fri 4/45:10 amCHS - BWI

1 stop4h 29mAmerican Airlines

Fri 4/410:45 amBWI - CHS

1 stop4h 55mAmerican Airlines

Deal found 3/24

$579

Fri 4/45:55 pmCHS - BWI

Nonstop1h 30mSouthwest

Sun 4/61:55 pmBWI - CHS

Nonstop1h 45mSouthwest

Deal found 3/24

$585

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 March 25, 2025.

Fri 5/24:51 pmCHS - BWI

1 stop7h 15mSpirit Airlines

Deal found 3/24

$61

Sat 5/242:45 pmCHS - DCA

Nonstop1h 34mAmerican Airlines

Deal found 3/24

$90

Thu 4/247:10 amCHS - BWI

Nonstop1h 30mSouthwest

Deal found 3/24

$90

Thu 5/159:53 amCHS - IAD

Nonstop1h 36mUnited Airlines

Deal found 3/24

$90

Sat 5/249:40 amCHS - BWI

1 stop6h 02mDelta

Deal found 3/24

$99

Sat 5/2411:00 amCHS - DCA

1 stop5h 20mDelta

Deal found 3/24

$100

Sat 5/246:00 pmCHS - IAD

1 stop4h 54mDelta

Deal found 3/24

$100

Thu 4/1012:04 pmCHS - IAD

3 stops23h 16mMultiple Airlines

Deal found 3/24

$104

Fri 4/254:10 pmCHS - DCA

1 stop6h 20mSouthwest

Deal found 3/25

$105

Mon 4/1412:30 pmCHS - DCA

1 stop8h 29mJetBlue

Deal found 3/24

$107

Thu 4/246:00 amCHS - DCA

1 stop4h 36mUnited Airlines

Deal found 3/25

$130

Sat 7/196:00 amCHS - IAD

1 stop4h 37mAmerican Airlines

Deal found 3/24

$130

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

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Mon 6/23

3:35 pm-5:05 pm

Nonstop1h 30m

Baltimore/Washington

Mon 6/30

1:00 pm-2:40 pm

Nonstop1h 40m

$138

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Wed 4/23

1:50 pm-3:25 pm

Nonstop1h 35m

Baltimore/Washington

Wed 4/30

4:40 pm-6:20 pm

Nonstop1h 40m

$179

CharlestonWashington, D.C.

CHS - DCA

CHSDCA

Charleston

Wed 4/23

12:30 pm-8:59 pm

1 stop8h 29m

Washington, D.C. Reagan-National

Wed 4/30

12:45 pm-7:55 pm

1 stop7h 10m

$183

CharlestonWashington, D.C.

CHS - DCA

CHSDCA

Charleston

Fri 5/2

7:35 pm-9:14 pm

Nonstop1h 39m

Washington, D.C. Reagan-National

Mon 5/5

1:45 pm-3:28 pm

Nonstop1h 43m

$184

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Fri 5/9

7:41 pm-9:20 pm

Nonstop1h 39m

Washington, D.C. Dulles Intl

Mon 5/12

8:25 am-10:11 am

Nonstop1h 46m

$184

CharlestonWashington, D.C.

CHS - DCA

CHSDCA

Charleston

Thu 5/15

5:40 pm-10:45 pm

1 stop5h 05m

Washington, D.C. Reagan-National

Tue 5/20

8:59 am-1:33 pm

1 stop4h 34m

$199

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Sat 5/3

6:41 pm-12:25 am

1 stop5h 44m

Washington, D.C. Dulles Intl

Mon 5/12

6:00 am-9:40 am

1 stop3h 40m

$199

CharlestonWashington, D.C.

CHS - DCA

CHSDCA

Charleston

Fri 4/18

5:50 am-12:40 pm

2 stops6h 50m

Washington, D.C. Reagan-National

Tue 4/22

3:30 pm-10:25 pm

1 stop6h 55m

$209

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Wed 4/23

9:05 am-4:15 pm

3 stops31h 10m

Washington, D.C. Dulles Intl

Mon 5/5

12:55 pm-5:06 pm

3 stops28h 11m

$252

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Thu 5/8

5:35 am-9:10 am

1 stop3h 35m

Baltimore/Washington

Sun 5/11

8:00 am-1:33 pm

1 stop5h 33m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 34 results

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 March.

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

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

Airports

CHS

Expect long security lines at CHS during early-morning departures. Plan accordingly to avoid delays.

IAD

Use the Silver Line Metro for a cost-effective, 40-minute ride from IAD to Washington, D.C.

Our travel experts

Ramsey Qubein

Expert on IAD and CHS

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.

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.

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 58 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 month to book a flight from Charleston to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Charleston to Washington, D.C. (average of $309). Flying from Charleston to Washington, D.C. in June is currently the most expensive (average of $387). 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 afternoon. By choosing this option you can save up to 67% on the cost of your flight, compared to a flight at noon.

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 Thursday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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

The most flights from CHS to WAS are scheduled on a Thursday (23 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (18 on average).

Rainfall in Washington, D.C. by month

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.

Temperature in Washington, D.C. by month

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).

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Charleston to Washington, D.C. by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,782 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,272 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,890 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Avelo Airlines

7.5

Good

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,605 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.. 5 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 20 outbound flights to Washington, D.C. per day.
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 $138. Other airlines that can offer you cheap pricing are Southwest, from $179, and JetBlue, from $183. Spirit Airlines is 45% 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 Spirit Airlines, which is currently one of the cheapest options available, starting at $61. American Airlines flights start at $90 while deals on Southwest start at $90 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. Dulles Intl, Charleston - Baltimore/Washington and Charleston - Washington, D.C. Reagan-National.
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: ANA (100%), Copa Airlines (92%), Lufthansa( 92%).
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 $1,893, our data indicates the cheapest price to be $118. The most popular route (Charleston - Washington, D.C. Dulles Intl), is priced around $179.
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, August is the cheapest month in which you can book a flight from Charleston to Washington, D.C. (average of $309). Flying from Charleston to Washington, D.C. in June is currently the most expensive (average of $387). 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

Arlington

Alexandria

Fairfax

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Top 5 airlines flying from Charleston to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$98	Average$162	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$176	Average$274	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$179	Average$304	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$190	Average$310	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$199	Average$322	FlexibilityNo cancel fee	On-time63%

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$61+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Charleston to Washington, D.C. are usually found in July or June, booked 58 days in advance, depart on a Friday or Thursday and return on a Tuesday

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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 March 25, 2025.

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 March 25, 2025.

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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 March.

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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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Everything you need to know about your flight from Charleston to Washington, D.C.

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

Use this chart to determine the optimal time to book a round-trip flight from Charleston to Washington, D.C.. Price data was last updated on March 21, 2025.

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 March 25, 2025.

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 March 23, 2025.

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

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Related info for your journey

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

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

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

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

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

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

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Top 5 airlines flying from Charleston to Washington, D.C.

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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 March 25, 2025.