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

Currently, July is the cheapest month in which you can book a flight from Charleroi Brussels Airport to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Charleroi Brussels Airport to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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.

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.

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).

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

Users have found that booking a flight from Charleroi Brussels Airport to Washington, D.C. Dulles Intl Airport at least 60 days early can save you up to 45% on average compared to booking a flight this week. If booking 60 days before your flight isn’t an option for you, users have found flights from Charleroi Brussels Airport to Washington, D.C. Dulles Intl Airport for as little as $606 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $718 for flights departing within the next 3 days.

What is the cheapest month to fly from Charleroi Brussels Airport to Washington, D.C. Dulles Intl Airport?

May can be a great time to fly to Washington, D.C. Dulles Intl Airport from Charleroi Brussels Airport with a flight ticket averaging about $596. Cheapflights users have found deals in the month of May for as cheap as $446. The most expensive prices can be found in the month of December.

What is the cheapest time of day to fly from CRL to IAD?

When flying from Charleroi Brussels Airport to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Charleroi Brussels to Dulles Intl that include hotel bookings?

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

How can I find direct flights from Charleroi Brussels to Dulles Intl?

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

Can I find deals for business class flights from Charleroi Brussels to Dulles Intl?

Yes. Cheapflights offers flight deals from Charleroi Brussels 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.

$506+ Flights from Charleroi Brussels Airport to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Charleroi Brussels to Dulles Intl

Round-trip from	$594 (Mytrip)
One-way from	$506 (Kiwi.com)
Popular in	December
Cheapest in	May
Average price	$597

From Charleroi Brussels to Washington, D.C. Dulles Intl

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One-way flight from Charleroi Brussels to Washington, D.C. Dulles Intl

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Highest demand for flights based on searches. 7% potential increase in price ($49 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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Find flight deals from Charleroi Brussels to Dulles Intl

Cheapest flights from Charleroi Brussels to Dulles Intl
Explore the most affordable flight options available from Charleroi Brussels to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

Tue 9/26:50 pmCRL - IAD

2 stops26h 30mMultiple Airlines

Tue 9/3010:20 pmIAD - CRL

2 stops18h 35mMultiple Airlines

Deal found 8/13

$594

Wed 9/245:15 pmCRL - IAD

2 stops28h 05mMultiple Airlines

Thu 10/25:50 pmIAD - CRL

2 stops19h 50mMultiple Airlines

Deal found 8/13

$631

Sat 10/48:35 pmCRL - IAD

2 stops30h 15mMultiple Airlines

Thu 10/95:50 pmIAD - CRL

3 stops23h 00mMultiple Airlines

Deal found 8/12

$643

Tue 9/236:50 pmCRL - IAD

2 stops26h 30mMultiple Airlines

Tue 10/710:20 pmIAD - CRL

2 stops18h 35mMultiple Airlines

Deal found 8/12

$664

Mon 10/271:10 pmCRL - IAD

1 stop12h 20mMultiple Airlines

Sun 11/25:05 pmIAD - CRL

1 stop13h 40mMultiple Airlines

Deal found 8/12

$672

Sun 9/213:40 pmCRL - IAD

2 stops35h 10mMultiple Airlines

Wed 9/241:30 pmIAD - CRL

2 stops25h 10mMultiple Airlines

Deal found 8/12

$678

Fri 8/2912:15 pmCRL - IAD

2 stops33h 05mMultiple Airlines

Thu 9/115:50 pmIAD - CRL

2 stops19h 50mMultiple Airlines

Deal found 8/12

$707

Wed 8/275:35 pmCRL - IAD

2 stops27h 05mMultiple Airlines

Mon 9/14:30 pmIAD - CRL

2 stops21h 35mMultiple Airlines

Deal found 8/14

$709

Mon 10/66:30 pmCRL - IAD

2 stops26h 50mMultiple Airlines

Fri 10/1010:20 pmIAD - CRL

2 stops18h 25mMultiple Airlines

Deal found 8/12

$710

Best flights from Charleroi Brussels to Dulles Intl
Discover carefully curated flight deals from Charleroi Brussels to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2025.

Tue 9/26:50 pmCRL - IAD

2 stops26h 30mMultiple Airlines

Tue 9/3010:20 pmIAD - CRL

2 stops18h 35mMultiple Airlines

Deal found 8/13

$594

Wed 9/245:15 pmCRL - IAD

2 stops28h 05mMultiple Airlines

Thu 10/25:50 pmIAD - CRL

2 stops19h 50mMultiple Airlines

Deal found 8/13

$631

Sat 10/48:35 pmCRL - IAD

2 stops30h 15mMultiple Airlines

Thu 10/95:50 pmIAD - CRL

3 stops23h 00mMultiple Airlines

Deal found 8/12

$643

Tue 9/236:50 pmCRL - IAD

2 stops26h 30mMultiple Airlines

Tue 10/710:20 pmIAD - CRL

2 stops18h 35mMultiple Airlines

Deal found 8/12

$664

Mon 10/271:10 pmCRL - IAD

1 stop12h 20mMultiple Airlines

Sun 11/25:05 pmIAD - CRL

1 stop13h 40mMultiple Airlines

Deal found 8/12

$672

Sun 9/213:40 pmCRL - IAD

2 stops35h 10mMultiple Airlines

Wed 9/241:30 pmIAD - CRL

2 stops25h 10mMultiple Airlines

Deal found 8/12

$678

Fri 8/2912:15 pmCRL - IAD

2 stops33h 05mMultiple Airlines

Thu 9/115:50 pmIAD - CRL

2 stops19h 50mMultiple Airlines

Deal found 8/12

$707

Wed 8/275:35 pmCRL - IAD

2 stops27h 05mMultiple Airlines

Mon 9/14:30 pmIAD - CRL

2 stops21h 35mMultiple Airlines

Deal found 8/14

$709

Mon 10/66:30 pmCRL - IAD

2 stops26h 50mMultiple Airlines

Fri 10/1010:20 pmIAD - CRL

2 stops18h 25mMultiple Airlines

Deal found 8/12

$710

Last-minute flights from Charleroi Brussels to Dulles Intl
Discover last-minute flight deals from Charleroi Brussels to Dulles Intl. Data last updated August 14, 2025 and is based on user searches.

Tue 8/194:40 pmCRL - IAD

2 stops28h 40mMultiple Airlines

Tue 8/265:00 pmIAD - CRL

2 stops23h 55mMultiple Airlines

Deal found 8/12

$1,027

Wed 8/205:15 pmCRL - IAD

2 stops28h 05mMultiple Airlines

Sun 8/248:25 pmIAD - CRL

1 stop14h 05mMultiple Airlines

Deal found 8/12

$874

Wed 8/205:15 pmCRL - IAD

2 stops28h 05mMultiple Airlines

Sat 8/235:20 pmIAD - CRL

1 stop14h 40mMultiple Airlines

Deal found 8/12

$951

Wed 8/205:15 pmCRL - IAD

2 stops28h 05mMultiple Airlines

Fri 8/228:45 pmIAD - CRL

2 stops15h 35mMultiple Airlines

Deal found 8/12

$972

Thu 8/219:05 pmCRL - IAD

2 stops29h 45mMultiple Airlines

Wed 9/31:30 pmIAD - CRL

2 stops25h 10mMultiple Airlines

Deal found 8/12

$847

Fri 8/227:25 pmCRL - IAD

2 stops26h 10mMultiple Airlines

Sat 8/306:30 pmIAD - CRL

2 stops21h 25mMultiple Airlines

Deal found 8/12

$1,128

Wed 8/275:35 pmCRL - IAD

2 stops27h 05mMultiple Airlines

Mon 9/14:30 pmIAD - CRL

2 stops21h 35mMultiple Airlines

Deal found 8/14

$709

Thu 8/288:35 amCRL - IAD

1 stop12h 45mMultiple Airlines

Tue 9/3010:20 pmIAD - CRL

2 stops18h 35mMultiple Airlines

Deal found 8/12

$740

Fri 8/2912:15 pmCRL - IAD

2 stops33h 05mMultiple Airlines

Thu 9/115:50 pmIAD - CRL

2 stops19h 50mMultiple Airlines

Deal found 8/12

$707

Tue 9/26:50 pmCRL - IAD

2 stops26h 30mMultiple Airlines

Tue 9/3010:20 pmIAD - CRL

2 stops18h 35mMultiple Airlines

Deal found 8/13

$594

Wed 9/107:25 amCRL - IAD

1 stop13h 55mMultiple Airlines

Fri 9/265:00 pmIAD - CRL

2 stops17h 40mMultiple Airlines

Deal found 8/14

$763

Wed 9/177:25 amCRL - IAD

1 stop13h 55mMultiple Airlines

Sun 9/2110:20 pmIAD - CRL

2 stops17h 05mMultiple Airlines

Deal found 8/13

$816

One-way flights from Charleroi Brussels to Dulles Intl
Search for one-way flight options from Charleroi Brussels to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated August 14, 2025.

Sat 10/186:45 pmCRL - IAD

2 stops50h 35mMultiple Airlines

Deal found 8/12

$506

Fri 9/267:30 amCRL - IAD

1 stop13h 50mMultiple Airlines

Deal found 8/12

$513

Mon 9/154:20 pmCRL - IAD

1 stop29h 00mMultiple Airlines

Deal found 8/13

$516

Fri 8/2212:15 pmCRL - IAD

3 stops37h 09mMultiple Airlines

Deal found 8/13

$535

Tue 9/2312:00 pmCRL - IAD

3 stops29h 28mMultiple Airlines

Deal found 8/13

$547

Thu 10/98:35 amCRL - IAD

1 stop18h 15mMultiple Airlines

Deal found 8/12

$551

Tue 9/3012:05 pmCRL - IAD

3 stops29h 40mMultiple Airlines

Deal found 8/14

$649

Thu 9/186:40 pmCRL - IAD

3 stops25h 55mMultiple Airlines

Deal found 8/13

$761

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Tue 9/2

6:50 pm-3:20 pm

2 stops26h 30m

Washington, D.C. Dulles Intl

Tue 9/30

10:20 pm-10:55 pm

2 stops18h 35m

$594

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Wed 9/24

5:15 pm-3:20 pm

2 stops28h 05m

Washington, D.C. Dulles Intl

Thu 10/2

5:50 pm-7:40 pm

2 stops19h 50m

$631

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Sat 10/4

8:35 pm-8:50 pm

2 stops30h 15m

Washington, D.C. Dulles Intl

Thu 10/9

5:50 pm-10:50 pm

3 stops23h 00m

$643

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Tue 9/23

6:50 pm-3:20 pm

2 stops26h 30m

Washington, D.C. Dulles Intl

Tue 10/7

10:20 pm-10:55 pm

2 stops18h 35m

$664

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Mon 10/27

1:10 pm-8:30 pm

1 stop12h 20m

Washington, D.C. Dulles Intl

Sun 11/2

5:05 pm-12:45 pm

1 stop13h 40m

$672

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Sun 9/21

3:40 pm-8:50 pm

2 stops35h 10m

Washington, D.C. Dulles Intl

Wed 9/24

1:30 pm-8:40 pm

2 stops25h 10m

$678

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Fri 8/29

12:15 pm-3:20 pm

2 stops33h 05m

Washington, D.C. Dulles Intl

Thu 9/11

5:50 pm-7:40 pm

2 stops19h 50m

$707

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Wed 8/27

5:35 pm-2:40 pm

2 stops27h 05m

Washington, D.C. Dulles Intl

Mon 9/1

4:30 pm-8:05 pm

2 stops21h 35m

$709

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Mon 10/6

6:30 pm-3:20 pm

2 stops26h 50m

Washington, D.C. Dulles Intl

Fri 10/10

10:20 pm-10:45 pm

2 stops18h 25m

$710

BrusselsWashington, D.C.

CRL - IAD

CRLIAD

Charleroi Brussels

Sat 10/18

6:45 pm-3:20 pm

2 stops50h 35m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 17 results

Best time to book a flight from Charleroi Brussels to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Charleroi Brussels 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.

Related info for your journey

Can I find deals for flights from Charleroi Brussels to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Charleroi Brussels to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Charleroi Brussels to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Charleroi Brussels to Dulles Intl.
Can I find deals for business class flights from Charleroi Brussels to Dulles Intl?
Yes. Cheapflights offers flight deals from Charleroi Brussels 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 Charleroi Brussels Airport to Washington, D.C. Dulles Intl Airport?
Currently, July is the cheapest month in which you can book a flight from Charleroi Brussels Airport to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Charleroi Brussels Airport to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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

Woodbridge

Arlington

Alexandria

Tysons

Silver Spring

Springfield

Fredericksburg

Gaithersburg

Towson

Linthicum Heights

Fairfax

Manassas

Falls Church

Laurel

Rockville

Oxon Hill

National Harbor

Dundalk

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Bowie

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$506+ Cheap flights from Charleroi Brussels (CRL) 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Charleroi Brussels to Dulles Intl with Cheapflights

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Cheap flight deals from Charleroi Brussels to Dulles Intl

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Average price

Find flight deals from Charleroi Brussels to Dulles Intl

Cheapest flights from Charleroi Brussels to Dulles IntlExplore the most affordable flight options available from Charleroi Brussels to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

Explore the most affordable flight options available from Charleroi Brussels to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Charleroi Brussels to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Charleroi Brussels with our price prediction graph.

Related info for your journey

Find useful and relevant information for your journey from Charleroi Brussels to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Charleroi Brussels to Dulles Intl that include hotel bookings?

How can I find direct flights from Charleroi Brussels to Dulles Intl?

Can I find deals for business class flights from Charleroi Brussels to Dulles Intl?

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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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Cheapest flights from Charleroi Brussels to Dulles Intl
Explore the most affordable flight options available from Charleroi Brussels to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.