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Dulles Intl

$78+ Cheap flights from Charleston (CHS) to Dulles Intl (IAD)

CHS — IAD
Nov 20 — Nov 271
Fri 11/20
Fri 11/27
1 adult, Economy
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Cheapflights Tip: The best prices from Charleston to Washington, D.C. Dulles Intl are usually found in November or February, booked 48 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Charleston to Dulles Intl

Cheapest flights from Charleston to Dulles Intl

Thu 12/32:13 pm -
1 stop5h 35m
Sat 12/59:23 pm -
1 stop11h 15m
Deal found 10/16$230
Tue 11/107:52 pm -
Nonstop1h 38m
Mon 11/1612:41 pm -
Nonstop1h 47m
Deal found 10/19$233
Thu 12/37:56 pm -
Nonstop1h 34m
Sat 12/51:45 pm -
Nonstop1h 47m
Deal found 10/16$235
Wed 11/47:54 pm -
1 stop24h 17m
Mon 11/96:36 pm -
2 stops14h 02m
Deal found 10/18$250
Thu 11/1212:24 pm -
1 stop5h 04m
Tue 11/1712:32 pm -
1 stop3h 57m
Deal found 10/20$253
Fri 11/132:52 pm -
Nonstop1h 33m
Mon 11/168:15 am -
Nonstop1h 51m
Deal found 10/19$255
Mon 11/93:27 pm -
1 stop18h 54m
Thu 11/129:06 pm -
2 stops23h 55m
Deal found 10/20$258
Wed 11/116:00 am -
1 stop12h 42m
Wed 11/187:48 am -
2 stops11h 26m
Deal found 10/20$259
Thu 11/1210:13 pm -
1 stop21h 58m
Tue 11/1711:16 am -
2 stops11h 20m
Deal found 10/20$262
Fri 11/133:27 pm -
1 stop18h 54m
Mon 11/1611:16 am -
1 stop21h 22m
Deal found 10/19$263
Tue 11/173:00 pm -
1 stop19h 21m
Thu 11/1911:16 am -
1 stop21h 32m
Deal found 10/19$266
Fri 11/138:58 pm -
2 stops23h 13m
Sun 11/156:07 pm -
1 stop26h 54m
Deal found 10/17$270

Find flight deals from Charleston to Dulles Intl

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$230
(Kiwi.com)

One-way from

$78
(Kiwi.com)

Popular in

October

Cheapest in

November

Average price

$369

Good round-trip deal

$405 or less

Good one-way deal

$233 or less
Provider with most accurate pricing for Charleston-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Charleston-Washington, D.C. Dulles Intl flights.
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From Charleston to Washington, D.C. Dulles Intl
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One-way flight from Charleston to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
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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 October 2026
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Price to beat on a round-trip flight from Charleston to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Charleston to Washington, D.C. Dulles Intl.
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CharlestonWashington, D.C.

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

CHSIAD

Charleston

Wed 12/2

2:57 pm-4:30 pm

Nonstop1h 33m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$204

CharlestonWashington, D.C.

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

CHSIAD

Charleston

Sun 12/20

5:00 am-8:41 am

1 stop3h 41m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$214

CharlestonWashington, D.C.

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

CHSIAD

Charleston

Wed 10/28

6:00 am-11:43 pm

3 stops41h 43m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$218

CharlestonWashington, D.C.

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

CHSIAD

Charleston

Wed 12/9

7:56 pm-9:30 pm

Nonstop1h 34m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$219

CharlestonWashington, D.C.

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

CHSIAD

Charleston

Tue 12/1

5:10 am-9:16 am

1 stop4h 06m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$229

CharlestonWashington, D.C.

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

CHSIAD

Charleston

Sat 11/21

2:52 pm-4:25 pm

Nonstop1h 33m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$249

CharlestonWashington, D.C.

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

CHSIAD

Charleston

Sun 12/6

7:56 pm-9:30 pm

Nonstop1h 34m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$250

CharlestonWashington, D.C.

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

CHSIAD

Charleston

Fri 12/18

7:56 pm-9:37 pm

Nonstop1h 41m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$253

CharlestonWashington, D.C.

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

CHSIAD

Charleston

Tue 11/17

7:52 pm-9:30 pm

Nonstop1h 38m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$253

CharlestonWashington, D.C.

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

CHSIAD

Charleston

Thu 11/19

2:52 pm-4:25 pm

Nonstop1h 33m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$253

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

Showing 1-10 of 22 resultsSorted by cheapest first
1
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Compare providers for flights from Charleston to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Charleston to Dulles Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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. Dulles Intl Airport 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. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Charleston-Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport 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 Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Charleston with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

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

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

The best time to book flights from Charleston to Washington, D.C. Dulles Intl Airport is 39 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Charleston to Washington, D.C. Dulles Intl Airport (average of $238). Flying from Charleston to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of $369). 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 IAD?

When flying from Charleston to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 43% versus a flight in the afternoon.

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

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

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

Airfare is below average for this route at the moment.

Charleston to Washington, D.C. Dulles Intl Airport flights typically cost between $262 and $412 in December.
The cheapest round-trip price found within the last 5 days was $230 on Multiple Airlines (Dec 3-Dec 5).

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

Cheapflights partnered with top experts to bring you the best recommendations for your Charleston to Washington, D.C. Dulles Intl Airport trip
Our travel experts
Ramsey Qubein

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 more

Reviews of airlines servicing Dulles Intl

Read reviews from past customers who have flown United Airlines from Charleston to Washington, D.C. Dulles Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.3
Good
10,392 reviews

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.7

Overall

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.3
Good
10,392 reviews
United Airlines
7.3
Good
10,392 reviews

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.7

Overall

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

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

    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. Dulles Intl. 1 airline have flights from Charleston to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Charleston to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 10 outbound flights to Washington, D.C. Dulles Intl per day.

  • How long is the flight from Charleston to Washington, D.C. Dulles Intl Airport?

    United Airlines and Delta can get you from Charleston to Washington, D.C. Dulles Intl Airport in just under 1h 33m. Your travel time can differ by up to 4h 12m. Charleston and Washington, D.C. Dulles Intl Airport are separated by a distance of 442 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Charleston to Washington, D.C. Dulles Intl Airport round-trip?

    United Airlines, at $180, was found to be the cheapest airline from Charleston to Washington, D.C. Dulles Intl Airport.. United Airlines is currently priced 39% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Charleston to Washington, D.C. Dulles Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Charleston to Washington, D.C. Dulles Intl Airport consider choosing Republic Airways (98%), ANA (97%) or Copa Airlines (91%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Charleston to Washington, D.C. Dulles Intl Airport?

    The cheapest flight price from Charleston to Washington, D.C. Dulles Intl Airport is $158. On average you can expect to pay $494. The most popular route, (Charleston - Washington, D.C. Dulles Intl), can usually be booked for $233.

  • Can I find deals for flights from Charleston to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Charleston to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Charleston to Dulles Intl?

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

  • Can I find deals for business class flights from Charleston to Dulles Intl?

    Yes. Cheapflights offers flight deals from Charleston to Dulles Intl 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. Dulles Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Charleston to Washington, D.C. Dulles Intl Airport (average of $238). Flying from Charleston to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of $369). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Chantilly
Woodbridge
Arlington
Owings Mills
Lanham
Sterling
Reston
Herndon
Hyattsville
Rockville
Springfield
Fredericksburg
Falls Church
Tysons
Towson
Oxon Hill
Laurel
Clinton
Hunt Valley

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Charleston to Dulles Intl

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$180Average$285FlexibilityNo cancel feeOn-time69%

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