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Cheap flights from Washington to Brussels from $353

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Brussels departing on 2/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:35 pm - 3:30 pm
SEA
-
CRL
15h 55m2 stops
Multiple Airlines Logo
7:20 pm - 3:40 pm
CRL
-
SEA
29h 20m2 stops
$863Multiple Airlines
Thu, Jan 8 - Fri, Jan 23
Multiple Airlines Logo
2:35 pm - 3:30 pm
SEA
-
CRL
15h 55m2 stops
Multiple Airlines Logo
7:20 am - 10:16 pm
CRL
-
SEA
47h 56m3 stops
$872Multiple Airlines
Thu, Jan 8 - Fri, Jan 23
Multiple Airlines Logo
8:10 am - 6:55 pm
SEA
-
CRL
25h 45m3 stops
Multiple Airlines Logo
6:25 am - 5:00 pm
CRL
-
SEA
19h 35m2 stops
$984Multiple Airlines
Tue, Jan 27 - Tue, Feb 3
Multiple Airlines Logo
8:10 am - 8:55 pm
SEA
-
CRL
27h 45m3 stops
Multiple Airlines Logo
8:10 am - 2:19 pm
CRL
-
SEA
39h 09m3 stops
$992Multiple Airlines
Tue, Jan 27 - Tue, Feb 3
Multiple Airlines Logo
1:40 pm - 3:55 pm
SEA
-
CRL
17h 15m2 stops
Multiple Airlines Logo
6:25 am - 5:00 pm
CRL
-
SEA
19h 35m2 stops
$1,047Multiple Airlines
Tue, Jan 27 - Tue, Feb 3
Multiple Airlines Logo
8:10 am - 1:45 pm
SEA
-
CRL
20h 35m2 stops
Multiple Airlines Logo
8:30 pm - 10:16 pm
CRL
-
SEA
34h 46m2 stops
$1,054Multiple Airlines
Thu, Feb 12 - Fri, Feb 13
Multiple Airlines Logo
3:40 pm - 11:00 pm
SEA
-
CRL
22h 20m2 stops
Multiple Airlines Logo
9:55 pm - 9:51 pm
CRL
-
SEA
32h 56m3 stops
$1,102Multiple Airlines
Tue, Apr 7 - Tue, Apr 21
Multiple Airlines Logo
3:40 pm - 11:00 pm
SEA
-
CRL
22h 20m2 stops
Multiple Airlines Logo
9:55 am - 5:55 pm
CRL
-
SEA
17h 00m2 stops
$1,176Multiple Airlines
Tue, Apr 7 - Tue, Apr 21
Multiple Airlines Logo
6:45 pm - 4:30 pm
SEA
-
CRL
12h 45m1 stop
Multiple Airlines Logo
8:40 am - 4:00 pm
CRL
-
SEA
16h 20m2 stops
$1,221Multiple Airlines
Thu, Jun 4 - Sun, Jun 14
Multiple Airlines Logo
9:05 pm - 8:45 pm
SEA
-
CRL
15h 40m2 stops
Multiple Airlines Logo
1:10 pm - 7:20 pm
CRL
-
SEA
14h 10m1 stop
$1,319Multiple Airlines
Fri, Mar 13 - Mon, Mar 23

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Charleroi Brussels Airport 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, momondo users made 832,500 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Washington to Charleroi Brussels Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Thu 1/8

2:35 pm-3:30 pm

2 stops15h 55m

Charleroi Brussels

Fri 1/23

7:20 pm-3:40 pm

2 stops29h 20m

$863

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Thu 1/8

2:35 pm-3:30 pm

2 stops15h 55m

Charleroi Brussels

Fri 1/23

7:20 am-10:16 pm

3 stops47h 56m

$872

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Tue 1/27

8:10 am-6:55 pm

3 stops25h 45m

Charleroi Brussels

Tue 2/3

6:25 am-5:00 pm

2 stops19h 35m

$984

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Tue 1/27

8:10 am-8:55 pm

3 stops27h 45m

Charleroi Brussels

Tue 2/3

8:10 am-2:19 pm

3 stops39h 09m

$992

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Tue 1/27

1:40 pm-3:55 pm

2 stops17h 15m

Charleroi Brussels

Tue 2/3

6:25 am-5:00 pm

2 stops19h 35m

$1,047

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Thu 2/12

8:10 am-1:45 pm

2 stops20h 35m

Charleroi Brussels

Fri 2/13

8:30 pm-10:16 pm

2 stops34h 46m

$1,054

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Tue 4/7

3:40 pm-11:00 pm

2 stops22h 20m

Charleroi Brussels

Tue 4/21

9:55 pm-9:51 pm

3 stops32h 56m

$1,102

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Tue 4/7

3:40 pm-11:00 pm

2 stops22h 20m

Charleroi Brussels

Tue 4/21

9:55 am-5:55 pm

2 stops17h 00m

$1,176

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Thu 6/4

6:45 pm-4:30 pm

1 stop12h 45m

Charleroi Brussels

Sun 6/14

8:40 am-4:00 pm

2 stops16h 20m

$1,221

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Fri 3/13

9:05 pm-8:45 pm

2 stops15h 40m

Charleroi Brussels

Mon 3/23

1:10 pm-7:20 pm

1 stop14h 10m

$1,319

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Cheap State of Washington to Charleroi Brussels Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Charleroi Brussels Airport

Fastest flight time

14h 30m

Direct flights

None
The fastest flight from State of Washington to Charleroi Brussels Airport takes 14h 30m
There are no direct flights from State of Washington to Charleroi Brussels Airport. There are no popular flight routes from State of Washington to Charleroi Brussels Airport.
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  • When did momondo last update prices for flights from Washington to Charleroi Brussels Airport?

    Prices for flights from Washington to Charleroi Brussels Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Washington to Charleroi Brussels Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Charleroi Brussels Airport.

  • What documentation or ID do you need to fly to Charleroi Brussels Airport?

    The necessary travel and health documents for your Charleroi Brussels 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.

  • How do I get Price Alerts for flights from State of Washington to Charleroi Brussels Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to State of Washington from Charleroi Brussels Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from State of Washington to Charleroi Brussels Airport with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Brussels?

Finding the right flight to Brussels from Washington 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 Brussels quick and easy, saving you time and money.

Can I find flights from Washington to Brussels with flexible booking policies on momondo?

momondo does allow users to show only those flights to Brussels from Washington which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington to Brussels?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington to Brussels.

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

Price alerts on flights to Brussels from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Charleroi Brussels Airport trip

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