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Dulles Intl

$90+ Cheap flights from Charleston (CHS) to Dulles Intl (IAD)

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — IAD
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Charleston to Washington, D.C. Dulles Intl are usually found in October or January, booked 64 days in advance, depart on a Friday or Tuesday and return on a Tuesday

Cheap flight deals from Charleston to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Dulles Intl (IAD). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$190
(United Airlines)

One-way from

$90
(United Airlines)

Popular in

March

Cheapest in

October

Average price

$310

Good round-trip deal

$458 or less

Good one-way deal

$184 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. 10% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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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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Find flight deals from Charleston to Dulles Intl

Cheapest flights from Charleston to Dulles Intl
Explore the most affordable flight options available from Charleston to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This United Airlines deal was found by Cheapflights users on 2/19. 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.
Sat 3/810:00 amCHS - IAD
Nonstop1h 32mUnited Airlines
Sat 3/1510:15 pmIAD - CHS
Nonstop1h 54mUnited Airlines
Deal found 2/19$190
This Delta deal was found by Cheapflights users on 2/19. 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.
Wed 4/167:00 amCHS - IAD
1 stop6h 04mDelta
Tue 4/2910:16 amIAD - CHS
1 stop4h 30mDelta
Deal found 2/19$199
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1212:10 pmCHS - IAD
2 stops23h 16mMultiple Airlines
Fri 3/145:40 pmIAD - CHS
2 stops24h 28mMultiple Airlines
Deal found 2/19$240
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Sat 6/218:37 pmCHS - IAD
1 stop3h 15mAmerican Airlines
Tue 6/248:16 pmIAD - CHS
1 stop3h 48mAmerican Airlines
Deal found 2/19$315

Find flights from Charleston to Dulles Intl within your budget

Customize your flight search to find flights from Charleston to Dulles Intl 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 February 20, 2025.

Fly from

Charleston

Fly to

Dulles Intl

Route

Depart

Return

Price

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Sat 3/8

10:00 am-11:32 am

Nonstop1h 32m

Washington, D.C. Dulles Intl

Sat 3/15

10:15 pm-12:09 am

Nonstop1h 54m

$190

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Wed 4/16

7:00 am-1:04 pm

1 stop6h 04m

Washington, D.C. Dulles Intl

Tue 4/29

10:16 am-2:46 pm

1 stop4h 30m

$199

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Wed 3/12

12:10 pm-11:26 am

2 stops23h 16m

Washington, D.C. Dulles Intl

Fri 3/14

5:40 pm-6:08 pm

2 stops24h 28m

$240

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Fri 5/9

8:43 pm-12:03 am

1 stop3h 20m

Washington, D.C. Dulles Intl

Mon 5/12

5:00 am-8:31 am

1 stop3h 31m

$269

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Wed 4/2

9:55 am-11:30 am

Nonstop1h 35m

$90

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Tue 3/25

11:40 am-11:20 am

3 stops23h 40m

$95

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Wed 4/2

5:35 am-9:10 am

1 stop3h 35m

$100

CharlestonWashington, D.C.

CHS - IAD

CHSIAD

Charleston

Sat 3/22

5:06 am-8:50 am

1 stop3h 44m

$130

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from Charleston to Dulles Intl

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 Dulles Intl in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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. 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
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.

Travel insights for flights from Charleston to Dulles Intl

Get recent, data-driven insights about flights from Charleston to Dulles Intl including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Charleston to Dulles Intl. Price data was last updated on February 14, 2025.

The best time to book flights from Charleston to Washington, D.C. Dulles Intl Airport is 64 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, August is the cheapest month in which you can book a flight from Charleston to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Charleston to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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?

Find hourly flight availability from Charleston to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

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 afternoon, which can drop the price by up to 76% versus a flight at noon.

Weekly flight availability from Charleston to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Charleston to Dulles Intl. 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 February 20, 2025.

The most flights from CHS to IAD are scheduled on a Thursday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated February 20, 2025.
See what other customers who have flown with Delta, United Airlines and American Airlines from Charleston to Washington, D.C. have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,227 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,227 reviews
Delta
8.0
Very good
8,227 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,771 reviews
Delta
8.0
Very good
8,227 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,227 reviews

Overall

8.0

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Charleston to Dulles Intl. 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. 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. 3 airlines 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 8 outbound flights to Washington, D.C. Dulles Intl per day.

  • What are the cheapest airlines flying from Charleston to Washington, D.C. Dulles Intl Airport round-trip?

    United Airlines, at $190, was found to be the cheapest airline from Charleston to Washington, D.C. Dulles Intl Airport.Alternate airlines to your destination round-trip include Delta and American Airlines. United Airlines is currently priced 40% below the average price you’ll pay for this route.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $90. Users have also found prices from $100 and $130 on Delta and American Airlines, respectively.

  • 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 (86%), Mesa Airlines (85%) or Copa Airlines (85%) 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 $119. On average you can expect to pay $1,185. The most popular route, (Charleston - Washington, D.C. Dulles Intl), can usually be booked for $180.

  • 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, August is the cheapest month in which you can book a flight from Charleston to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Charleston to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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
Alexandria
Fairfax
Springfield
Rockville
Tysons
Gaithersburg
Silver Spring
Fredericksburg
Linthicum Heights
Laurel
Falls Church
Woodbridge
Sterling
Easton
Herndon
Bowie
Reston
National Harbor
Oxon Hill

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Alternative routes for Charleston to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to Dulles Intl flights
Charlotte to Baltimore flights
Charlotte to Reagan-National flights
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Charleston to Reagan-National flights
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Greenville to Reagan-National flights
Myrtle Beach to Dulles Intl flights
Savannah to Reagan-National flights
Columbia to Dulles Intl flights
Myrtle Beach to Reagan-National flights
Columbia to Reagan-National flights
Savannah to Baltimore flights
Greenville to Baltimore flights
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Augusta to Dulles Intl flights
Augusta to Reagan-National flights
Augusta to Baltimore flights
Hilton Head Island to Dulles Intl flights
Hilton Head Island to Reagan-National flights
Hilton Head Island to Baltimore flights

Top 3 airlines flying from Charleston to Dulles Intl

Discover the top 3 airlines that operate flights from Charleston to Dulles Intl. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$192Average$320FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$204Average$314FlexibilityNo cancel feeOn-time71%
DeltaCheapest$208Average$297FlexibilityNo cancel feeOn-timeN/A
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