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Cheap flights from Washington to Brussels from $295

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 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:40 pm - 10:55 pm
SEA
-
CRL
22h 15m
2 stops
Multiple Airlines Logo
9:55 pm - 1:45 pm
CRL
-
SEA
24h 50m
2 stops
$789Multiple Airlines
Sun, Jun 7 - Fri, Jun 12
Multiple Airlines Logo
5:45 am - 9:15 pm
SEA
-
CRL
30h 30m
3 stops
Multiple Airlines Logo
9:55 pm - 1:45 pm
CRL
-
SEA
24h 50m
2 stops
$848Multiple Airlines
Sun, Jun 7 - Fri, Jun 12
Multiple Airlines Logo
5:45 am - 3:45 pm
SEA
-
CRL
25h 00m
3 stops
Multiple Airlines Logo
7:55 am - 9:40 am
CRL
-
SEA
34h 45m
2 stops
$864Multiple Airlines
Wed, Jun 3 - Mon, Jun 8
Multiple Airlines Logo
3:40 pm - 9:30 pm
SEA
-
CRL
20h 50m
2 stops
Multiple Airlines Logo
10:00 pm - 9:40 am
CRL
-
SEA
44h 40m
3 stops
$906Multiple Airlines
Thu, Sep 10 - Mon, Sep 21
Multiple Airlines Logo
3:40 pm - 7:25 pm
SEA
-
CRL
18h 45m
3 stops
Multiple Airlines Logo
9:30 pm - 9:40 am
CRL
-
SEA
45h 10m
3 stops
$923Multiple Airlines
Fri, Sep 18 - Mon, Sep 28
Multiple Airlines Logo
10:30 am - 3:45 pm
SEA
-
CRL
20h 15m
2 stops
Multiple Airlines Logo
7:55 am - 9:40 am
CRL
-
SEA
34h 45m
2 stops
$951Multiple Airlines
Wed, Jun 3 - Mon, Jun 8
Multiple Airlines Logo
2:10 pm - 10:35 pm
SEA
-
CRL
23h 25m
2 stops
Multiple Airlines Logo
9:30 pm - 9:04 pm
CRL
-
SEA
32h 34m
3 stops
$957Multiple Airlines
Fri, Sep 18 - Mon, Sep 28
Multiple Airlines Logo
7:00 pm - 9:30 pm
SEA
-
CRL
17h 30m
2 stops
Multiple Airlines Logo
8:45 am - 6:45 pm
CRL
-
SEA
43h 00m
3 stops
$962Multiple Airlines
Thu, Sep 3 - Sat, Sep 12
Multiple Airlines Logo
3:40 pm - 10:55 pm
SEA
-
CRL
22h 15m
2 stops
Multiple Airlines Logo
7:55 am - 6:45 pm
CRL
-
SEA
43h 50m
3 stops
$963Multiple Airlines
Tue, Jul 21 - Mon, Jul 27
Multiple Airlines Logo
6:50 pm - 8:00 pm
SEA
-
CRL
16h 10m
2 stops
Multiple Airlines Logo
9:20 am - 6:45 pm
CRL
-
SEA
42h 25m
3 stops
$965Multiple Airlines
Wed, Sep 2 - Wed, Sep 9

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 May 18, 2026.
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

Cheapest round-trip
Quickest round-trip

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Sun 6/7

3:40 pm-10:55 pm

2 stops22h 15m

Charleroi Brussels

Fri 6/12

9:55 pm-1:45 pm

2 stops24h 50m

$789

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Sun 6/7

5:45 am-9:15 pm

3 stops30h 30m

Charleroi Brussels

Fri 6/12

9:55 pm-1:45 pm

2 stops24h 50m

$848

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Wed 6/3

5:45 am-3:45 pm

3 stops25h 00m

Charleroi Brussels

Mon 6/8

7:55 am-9:40 am

2 stops34h 45m

$864

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Thu 9/10

3:40 pm-9:30 pm

2 stops20h 50m

Charleroi Brussels

Mon 9/21

10:00 pm-9:40 am

3 stops44h 40m

$906

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Fri 9/18

3:40 pm-7:25 pm

3 stops18h 45m

Charleroi Brussels

Mon 9/28

9:30 pm-9:40 am

3 stops45h 10m

$923

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Wed 6/3

10:30 am-3:45 pm

2 stops20h 15m

Charleroi Brussels

Mon 6/8

7:55 am-9:40 am

2 stops34h 45m

$951

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Fri 9/18

2:10 pm-10:35 pm

2 stops23h 25m

Charleroi Brussels

Mon 9/28

9:30 pm-9:04 pm

3 stops32h 34m

$957

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Thu 9/3

7:00 pm-9:30 pm

2 stops17h 30m

Charleroi Brussels

Sat 9/12

8:45 am-6:45 pm

3 stops43h 00m

$962

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Tue 7/21

3:40 pm-10:55 pm

2 stops22h 15m

Charleroi Brussels

Mon 7/27

7:55 am-6:45 pm

3 stops43h 50m

$963

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Wed 9/2

6:50 pm-8:00 pm

2 stops16h 10m

Charleroi Brussels

Wed 9/9

9:20 am-6:45 pm

3 stops42h 25m

$965

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

15h 50m

Direct flights

None
The fastest flight from State of Washington to Charleroi Brussels Airport takes 15h 50m
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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Frequently asked questions about flying from Washington to Charleroi Brussels Airport

  • 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.

Frequently asked questions about flying from Washington to Charleroi Brussels Airport

  • 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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