Washington, D.C.

$34+ 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — WAS
Jul 5 — Jul 121
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Cheapflights Tip: The best prices from Charleston to Washington, D.C. are usually found in May or July, 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.

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Washington, D.C. (WAS). 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 June 30, 2025.

Round-trip from

$82
(eDestinos)

One-way from

$34
(eDestinos)

Popular in

December

Cheapest in

May

Average price

$254

Good round-trip deal

$189 or less

Good one-way deal

$119 or less
From Charleston to Washington, D.C. (WAS)
One-way flight from Charleston to Washington, D.C. (WAS)
Highest demand for flights based on searches. 11% potential increase in price ($32 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in June 2025
Price to beat on a round-trip flight from Charleston to Washington, D.C. (WAS).
Price to beat on a one-way flight from Charleston to Washington, D.C. (WAS).

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 June 30, 2025.

This eDestinos deal was found by Cheapflights users on 6/28. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/83:40 pmCHS - BWI
Nonstop1h 31mSpirit Airlines
Mon 8/117:00 amBWI - CHS
Nonstop1h 43mSpirit Airlines
Deal found 6/28$82
This Southwest deal was found by Cheapflights users on 6/30. 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.
Wed 9/241:05 pmCHS - BWI
Nonstop1h 30mSouthwest
Sat 9/273:00 pmBWI - CHS
Nonstop1h 40mSouthwest
Deal found 6/30$144
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Wed 9/245:37 pmCHS - BWI
1 stop5h 26mAmerican Airlines
Sat 9/2711:04 amBWI - CHS
1 stop5h 32mAmerican Airlines
Deal found 6/28$163
This Delta deal was found by Cheapflights users on 6/30. 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.
Thu 9/255:10 amCHS - BWI
1 stop4h 03mDelta
Sat 9/275:35 amBWI - CHS
1 stop3h 41mDelta
Deal found 6/30$167
This Southwest deal was found by Cheapflights users on 6/30. 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.
Wed 8/206:35 amCHS - DCA
1 stop6h 20mSouthwest
Sun 8/246:05 amDCA - CHS
1 stop5h 30mSouthwest
Deal found 6/30$183
This American Airlines deal was found by Cheapflights users on 6/30. 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 7/257:38 pmCHS - DCA
Nonstop1h 36mAmerican Airlines
Sun 7/278:15 pmDCA - CHS
Nonstop1h 51mAmerican Airlines
Deal found 6/30$189
This United Airlines deal was found by Cheapflights users on 6/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1510:00 amCHS - IAD
Nonstop1h 35mUnited Airlines
Sun 8/178:25 amIAD - CHS
Nonstop1h 49mUnited Airlines
Deal found 6/30$189
This JetBlue deal was found by Cheapflights users on 6/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/912:29 pmCHS - DCA
1 stop8h 22mJetBlue
Thu 9/181:35 pmDCA - CHS
1 stop5h 51mJetBlue
Deal found 6/28$203
This Delta deal was found by Cheapflights users on 6/30. 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.
Fri 8/15:14 pmCHS - IAD
1 stop5h 02mDelta
Sat 8/26:00 amIAD - CHS
1 stop4h 38mDelta
Deal found 6/30$209
This Delta deal was found by Cheapflights users on 6/30. 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.
Fri 7/185:14 pmCHS - DCA
1 stop4h 30mDelta
Mon 7/217:35 pmDCA - CHS
1 stop4h 24mDelta
Deal found 6/30$214
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Sun 9/145:00 amCHS - IAD
1 stop6h 33mAmerican Airlines
Sat 9/2012:48 pmIAD - CHS
1 stop3h 48mAmerican Airlines
Deal found 6/28$260
This United Airlines deal was found by Cheapflights users on 6/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:00 amCHS - DCA
1 stop5h 25mUnited Airlines
Tue 12/304:30 pmDCA - CHS
1 stop6h 49mUnited Airlines
Deal found 6/29$279

Cheapflights Fare Finder

Customize your flight search to find flights from Charleston to Washington, D.C. 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 June 30, 2025.
Use the filters below to find and compare flights from Charleston to Washington, D.C. that are best for you.

Fly from

Charleston

Fly to

Washington, D.C.

Route

Depart

Return

Price

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Fri 8/8

3:40 pm-5:11 pm

Nonstop1h 31m

Baltimore/Washington

Mon 8/11

7:00 am-8:43 am

Nonstop1h 43m

$82

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Wed 9/24

1:05 pm-2:35 pm

Nonstop1h 30m

Baltimore/Washington

Sat 9/27

3:00 pm-4:40 pm

Nonstop1h 40m

$144

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Wed 9/24

5:37 pm-11:03 pm

1 stop5h 26m

Baltimore/Washington

Sat 9/27

11:04 am-4:36 pm

1 stop5h 32m

$163

CharlestonBaltimore

CHS - BWI

CHSBWI

Charleston

Thu 9/25

5:10 am-9:13 am

1 stop4h 03m

Baltimore/Washington

Sat 9/27

5:35 am-9:16 am

1 stop3h 41m

$167

CharlestonWashington, D.C.

CHS - DCA

CHSDCA

Charleston

Wed 8/20

6:35 am-12:55 pm

1 stop6h 20m

Washington, D.C. Reagan-National

Sun 8/24

6:05 am-11:35 am

1 stop5h 30m

$183

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Fri 8/29

7:45 pm-9:23 pm

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sun 8/31

8:20 am-10:07 am

Nonstop1h 47m

$189

CharlestonWashington, D.C.

CHS - DCA

CHSDCA

Charleston

Fri 7/25

7:38 pm-9:14 pm

Nonstop1h 36m

Washington, D.C. Reagan-National

Sun 7/27

8:15 pm-10:06 pm

Nonstop1h 51m

$189

CharlestonWashington, D.C.

CHS - DCA

CHSDCA

Charleston

Tue 9/9

12:29 pm-8:51 pm

1 stop8h 22m

Washington, D.C. Reagan-National

Fri 9/12

11:55 am-7:26 pm

1 stop7h 31m

$203

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Fri 8/1

5:15 am-9:19 am

1 stop4h 04m

Washington, D.C. Dulles Intl

Mon 8/4

7:36 pm-11:59 pm

1 stop4h 23m

$209

CharlestonWashington, D.C.

CHS - DCA

CHSDCA

Charleston

Fri 7/18

5:14 pm-9:44 pm

1 stop4h 30m

Washington, D.C. Reagan-National

Mon 7/21

7:35 pm-11:59 pm

1 stop4h 24m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 27 results
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The best insider tips for Charleston to Washington, D.C. flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Charleston to Washington, D.C. trip
Airports
CHS

For early flights, arrive early as security lines can be long when many gates have simultaneous departures.

Read more about CHSby Ramsey Qubein
IAD

The Washington Metro Silver Line reaches IAD in under 40 minutes, offering a cost-effective city connection.

Read more about IADby Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on IAD and CHS

Ramsey Qubein

Ramsey Qubein

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 more

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.?

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 June 27, 2025.

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 July is currently the most expensive (average of $345). 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?

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 June 30, 2025.

It’s optimal to fly from Charleston to Washington, D.C. in the afternoon. By choosing this option you can save up to 63% 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.?

Use this chart to determine the cheapest time to fly round-trip from Charleston to Washington, D.C.. Price data was last updated on June 29, 2025.

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.

Explore weekly flight availability from Charleston to Washington, D.C.. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 30, 2025.

The most flights from CHS to WAS are scheduled on a Friday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

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

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated June 30, 2025.
Read through reviews of airlines operating flights from Charleston to Washington, D.C., such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
8.0
Very good

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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.?

    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 16 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 $82. Other airlines that can offer you cheap pricing are Southwest, from $144, and American Airlines, from $163. Spirit Airlines is 67% 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 $34. Southwest flights start at $69 while deals on American Airlines start at $80 one-way.

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

  • 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: Republic Airways (96%), ANA (93%), United Airlines( 93%).

  • 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 $1,105, our data indicates the cheapest price to be $159. The most popular route (Charleston - Washington, D.C. Dulles Intl), is priced around $163.

  • 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 July is currently the most expensive (average of $345). 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
Arlington
Woodbridge
Alexandria
Tysons
Silver Spring
Fredericksburg
Linthicum Heights
Gaithersburg
Fairfax
Easton
Towson
Waldorf
Laurel
Falls Church
Rockville
Springfield
National Harbor
Manassas
Dundalk
Bowie

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

Discover the top 5 airlines that operate flights from Charleston to Washington, D.C.. 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$93Average$156FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$158Average$311FlexibilityNo cancel feeOn-time71%
DeltaCheapest$176Average$274FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$189Average$307FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$198Average$320FlexibilityNo cancel feeOn-time63%

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