What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Charleston?

United Airlines is the most popular carrier operating from Washington, D.C. Dulles Intl to Charleston

What airlines fly to Charleston?

United Airlines, Allegiant Air and American Airlines are the top three most popular airlines that fly to Charleston from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 85% of people opting to fly with this airline when traveling to Charleston. Keep in mind that there are 4 different airlines that fly to Charleston on a routine basis, so you have a few additional options to choose from.

How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Charleston Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Charleston Airport.

What documentation or ID do you need to fly to Charleston Airport?

The necessary travel and health documents for your Charleston Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$85 Cheap Flights from Washington, D.C. Dulles Intl Airport to Charleston in 2026

Q: How many flights depart from Washington, D.C. Dulles Intl Airport to Charleston on average per week?

The number of flights available between Washington, D.C. Dulles Intl Airport and Charleston is 81 per week as of July 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

Q: How many flights depart from Washington, D.C. Dulles Intl Airport to Charleston on average per day?

As of July 2026, there are 11 flights per day flying from Washington, D.C. Dulles Intl Airport to Charleston. The most common time of day flights depart is 5:00PM, with 77% of flights taking off in the afternoon.

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Charleston

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:20 pm - 3:10 pm

IAD

CHS

1h 50mnonstop

10:14 am - 11:45 am

CHS

IAD

1h 31mnonstop

$207United Airlines

Sat, Aug 29 - Sat, Sep 5

11:05 am - 8:38 am

IAD

CHS

21h 33m

1 stop

3:13 pm - 10:07 am

CHS

IAD

18h 54m

1 stop

$213Multiple Airlines

Wed, Aug 19 - Tue, Aug 25

8:00 pm - 8:38 am

IAD

CHS

12h 38m

1 stop

3:00 pm - 7:09 pm

CHS

IAD

28h 09m

1 stop

$215Multiple Airlines

Tue, Sep 22 - Tue, Sep 29

6:00 am - 10:20 am

IAD

CHS

4h 20m

1 stop

5:06 pm - 8:55 pm

CHS

IAD

3h 49m

1 stop

$217Delta

Thu, Aug 13 - Mon, Aug 17

8:00 pm - 8:38 am

IAD

CHS

12h 38m

1 stop

6:00 am - 12:28 am

CHS

IAD

18h 28m

2 stops

$218Multiple Airlines

Wed, Sep 16 - Sat, Sep 19

11:05 am - 9:08 am

IAD

CHS

22h 03m

1 stop

11:15 am - 7:44 pm

CHS

IAD

8h 29m

1 stop

$219Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

11:06 am - 5:41 pm

IAD

CHS

6h 35m

1 stop

6:00 am - 10:04 am

CHS

IAD

4h 04m

1 stop

$222Delta

Sat, Aug 29 - Sun, Sep 6

8:00 pm - 8:38 am

IAD

CHS

12h 38m

1 stop

9:18 am - 7:09 pm

CHS

IAD

9h 51m

1 stop

$224Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

11:05 am - 8:38 am

IAD

CHS

21h 33m

1 stop

7:25 am - 10:52 pm

CHS

IAD

15h 27m

2 stops

$225Multiple Airlines

Wed, Aug 19 - Tue, Aug 25

6:09 pm - 11:59 pm

IAD

CHS

5h 50m

1 stop

5:35 pm - 12:41 am

CHS

IAD

7h 06m

1 stop

$227Delta

Fri, Sep 11 - Mon, Sep 14

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Delta flights from Washington, D.C. Dulles Intl Airport to Charleston

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Charleston flight tickets

Delta

Aug 13

IAD6:00 amWashington, D.C. Dulles Intl

4h 20m

1 stop

CHS10:20 amCharleston

Aug 17

CHS5:06 pmCharleston

3h 49m

1 stop

IAD8:55 pmWashington, D.C. Dulles Intl

$217

Delta

Aug 29

IAD11:06 amWashington, D.C. Dulles Intl

6h 35m

1 stop

CHS5:41 pmCharleston

Sep 6

CHS6:00 amCharleston

4h 04m

1 stop

IAD10:04 amWashington, D.C. Dulles Intl

$222

Delta

Sep 11

IAD6:09 pmWashington, D.C. Dulles Intl

5h 50m

1 stop

CHS11:59 pmCharleston

Sep 14

CHS5:35 pmCharleston

7h 06m

1 stop

IAD12:41 amWashington, D.C. Dulles Intl

$227

United Airlines flights from Washington, D.C. Dulles Intl Airport to Charleston

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Charleston flight tickets

United Airlines

Aug 29

IAD1:20 pmWashington, D.C. Dulles Intl

1h 50m

CHS3:10 pmCharleston

Sep 5

CHS10:14 amCharleston

1h 31m

IAD11:45 amWashington, D.C. Dulles Intl

$207

United Airlines

Aug 29

IAD8:15 amWashington, D.C. Dulles Intl

1h 48m

CHS10:03 amCharleston

Sep 6

CHS10:14 amCharleston

1h 31m

IAD11:45 amWashington, D.C. Dulles Intl

$228

United Airlines

Sep 1

IAD1:20 pmWashington, D.C. Dulles Intl

1h 50m

CHS3:10 pmCharleston

Sep 8

CHS10:19 amCharleston

1h 31m

IAD11:50 amWashington, D.C. Dulles Intl

$232

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Washington, D.C.Charleston

IAD - CHS

IADCHS

Washington, D.C. Dulles Intl

Sat 8/29

1:20 pm-3:10 pm

Nonstop1h 50m

Charleston

Sat 9/5

10:14 am-11:45 am

Nonstop1h 31m

$207

Washington, D.C.Charleston

IAD - CHS

IADCHS

Washington, D.C. Dulles Intl

Wed 8/19

11:05 am-8:38 am

1 stop21h 33m

Charleston

Tue 8/25

3:13 pm-10:07 am

1 stop18h 54m

$213

Washington, D.C.Charleston

IAD - CHS

IADCHS

Washington, D.C. Dulles Intl

Tue 9/22

8:00 pm-8:38 am

1 stop12h 38m

Charleston

Tue 9/29

3:00 pm-7:09 pm

1 stop28h 09m

$215

Washington, D.C.Charleston

IAD - CHS

IADCHS

Washington, D.C. Dulles Intl

Thu 8/13

6:00 am-10:20 am

1 stop4h 20m

Charleston

Mon 8/17

5:06 pm-8:55 pm

1 stop3h 49m

$217

Washington, D.C.Charleston

IAD - CHS

IADCHS

Washington, D.C. Dulles Intl

Wed 9/16

8:00 pm-8:38 am

1 stop12h 38m

Charleston

Sat 9/19

6:00 am-12:28 am

2 stops18h 28m

$218

Washington, D.C.Charleston

IAD - CHS

IADCHS

Washington, D.C. Dulles Intl

Tue 9/1

11:05 am-9:08 am

1 stop22h 03m

Charleston

Tue 9/8

11:15 am-7:44 pm

1 stop8h 29m

$219

Washington, D.C.Charleston

IAD - CHS

IADCHS

Washington, D.C. Dulles Intl

Sat 8/29

11:06 am-5:41 pm

1 stop6h 35m

Charleston

Sun 9/6

6:00 am-10:04 am

1 stop4h 04m

$222

Washington, D.C.Charleston

IAD - CHS

IADCHS

Washington, D.C. Dulles Intl

Tue 9/29

8:00 pm-8:38 am

1 stop12h 38m

Charleston

Tue 10/6

9:18 am-7:09 pm

1 stop9h 51m

$224

Washington, D.C.Charleston

IAD - CHS

IADCHS

Washington, D.C. Dulles Intl

Wed 8/19

11:05 am-8:38 am

1 stop21h 33m

Charleston

Tue 8/25

7:25 am-10:52 pm

2 stops15h 27m

$225

Washington, D.C.Charleston

IAD - CHS

IADCHS

Washington, D.C. Dulles Intl

Fri 9/11

6:09 pm-11:59 pm

1 stop5h 50m

Charleston

Mon 9/14

5:35 pm-12:41 am

1 stop7h 06m

$227

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Charleston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Charleston?

Prices are currently low for flights on this route.

Typical prices usually range from $248 to $460.
The lowest price recently found on this route was $207.

What is the cheapest month to fly to Charleston?

The cheapest month to fly to Charleston from Washington, D.C. Dulles Intl Airport is in January. Flight prices, which tend to average around $249, are often lower during this time because this is during the off-season. The month of October is another great option to travel to Charleston, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around $304.

What is the cheapest day to depart on your flight to Charleston?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Charleston is on a Saturday. Travelers who choose to depart for Charleston on a Saturday will often find tickets for as low as $292. The most expensive day to fly to Charleston is Sunday, with ticket prices averaging around $404.

What is the cheapest time of day to depart on your flight to Charleston?

The cheapest time of day to fly to Charleston is in the evening when flights can be purchased for as low as $312. At noon is when there is more demand to fly to Charleston, so prices are often more expensive at around $339 per ticket.

What is the cheapest Washington, D.C. Dulles Intl to Charleston flight route?

Fly from Washington, D.C. Dulles Intl to Charleston for the best Washington, D.C. Dulles Intl - Charleston flight prices

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

You are more likely to see cheaper flights to Charleston from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Charleston for around $338 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Charleston from Washington, D.C. Dulles Intl Airport for as low as $246 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl Airport to Charleston flights?

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl Airport to Charleston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Charleston flights?

You could potentially save up to 19% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Charleston flight.

How have Washington, D.C. Dulles Intl Airport to Charleston flight prices changed over time?

As of July 2026, prices for Washington, D.C. Dulles Intl Airport to Charleston flights are approximately 32% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Charleston

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Charleston according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Charleston (IAD to CHS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Charleston

Best Price Found	$268
Fastest flight time	1h 38m
Direct flights	Every day
Airports in Charleston	1 airport

The best one-way flight to Charleston from Washington, D.C. Dulles Intl Airport in the past 72 hours is $268. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Charleston found on momondo in the last 72 hours is $256.

The fastest flight from Washington, D.C. Dulles Intl Airport to Charleston takes 1h 38m

Direct flights go from Washington, D.C. Dulles Intl Airport to Charleston every day.

There is 1 airport in Charleston. From Washington, D.C. Dulles Intl Airport there are direct flights to Charleston (CHS).

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Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Charleston

How far is Washington, D.C. Dulles Intl to Charleston by plane?
Washington, D.C. Dulles Intl and Charleston are 448.2 mi apart from one another. A reasonable flight in good conditions will take 1h 38m.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Charleston Airport?
Prices for flights from Washington, D.C. Dulles Intl Airport to Charleston Airport refresh daily.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Charleston Airport?
The number of operators available for flights from Washington, D.C. Dulles Intl Airport to Charleston Airport is 2 as of July 2026.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Charleston Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Charleston Airport.
What documentation or ID do you need to fly to Charleston Airport?
The necessary travel and health documents for your Charleston Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Charleston?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Washington, D.C. Dulles Intl Airport to Charleston is Boeing 737 MAX 8 (21.88% of total bookings). The next most popular plane models are Embraer 175 (Enhanced Winglets) (19.83%), Canadair (Bombardier) Regional Jet 900 (11.33%), and Airbus A319 (11.12%).
What is the most popular airline from Washington, D.C. Dulles Intl Airport to Charleston?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. Dulles Intl Airport to Charleston is United Airlines (98% of total bookings). The next most popular airline is Delta (2%).

Best airlines flying from Washington, D.C. Dulles Intl Airport to Charleston

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Charleston with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $162	Free Cancellation	Rating 7.8 8,482 reviews		Search Delta flights
United Airlines	PriceFrom $189	Free Cancellation	Rating 7.4 10,026 reviews		Search United Airlines flights

United Airlines Flights From Washington, D.C. Dulles Intl Airport to Charleston
Across 20 United Airlines flights from Washington, D.C. Dulles Intl Airport to Charleston this week, the average price was $326, with the best United Airlines deals starting from $189 round-trip. 10,026 users have rated United Airlines on momondo, with an average score of 7.4/10.

Folly Beach

North Charleston

Summerville

Isle of Palms

Mount Pleasant

Kiawah Island

Santee

Walterboro

Edisto Island

Goose Creek

Edisto Beach

Seabrook Island

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Why should I use momondo to find a flight deal from Washington, D.C. to Charleston?

Finding the right flight to Charleston from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Charleston quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Charleston with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Charleston on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Charleston?

Once all potential Washington, D.C. to Charleston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Charleston right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Charleston from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Charleston trip

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Cheap flights from Washington, D.C. Dulles Intl Airport to Charleston from $85

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Delta flights from Washington, D.C. Dulles Intl Airport to Charleston

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Charleston flight tickets

United Airlines flights from Washington, D.C. Dulles Intl Airport to Charleston

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Charleston flight tickets

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

See travel insights to Charleston from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Charleston

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Charleston?

What is the cheapest month to fly to Charleston?

What is the cheapest day to depart on your flight to Charleston?

What is the cheapest time of day to depart on your flight to Charleston?

What is the cheapest Washington, D.C. Dulles Intl to Charleston flight route?

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

What cabin class options are available on Washington, D.C. Dulles Intl Airport to Charleston flights?

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Charleston flights?

How have Washington, D.C. Dulles Intl Airport to Charleston flight prices changed over time?

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Charleston?

What airlines fly to Charleston?

How many flights depart from Washington, D.C. Dulles Intl Airport to Charleston on average per day?

How many flights depart from Washington, D.C. Dulles Intl Airport to Charleston on average per week?

When to book flights from Washington, D.C. Dulles Intl Airport to Charleston

Cheap Washington, D.C. Dulles Intl Airport to Charleston (IAD to CHS) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Charleston

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Charleston

Best airlines flying from Washington, D.C. Dulles Intl Airport to Charleston

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Charleston with momondo

Traveling to a place near Charleston?

Why use momondo?

An easier way to manage your Charleston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in Charleston. Availability may vary depending on flight origin and airline.

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