Latest deals
FAQs
Price Alerts

Cheap flights from Washington to Brussels from $274

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 3/8. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Washington to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:10 pm - 4:05 pm
SEA
-
CRL
15h 55m
2 stops
Multiple Airlines Logo
9:20 pm - 10:16 pm
CRL
-
SEA
32h 56m
2 stops
$593Multiple Airlines
Fri, Mar 6 - Fri, Mar 13
Multiple Airlines Logo
3:45 pm - 10:25 am
PDX
-
CRL
34h 40m
3 stops
Multiple Airlines Logo
7:30 am - 6:00 pm
CRL
-
PDX
18h 30m
2 stops
$685Multiple Airlines
Mon, Mar 9 - Mon, Mar 23
Multiple Airlines Logo
2:35 pm - 3:50 pm
SEA
-
CRL
16h 15m
2 stops
Multiple Airlines Logo
7:25 am - 6:00 pm
CRL
-
SEA
18h 35m
2 stops
$735Multiple Airlines
Sat, Mar 7 - Sat, Mar 14
Multiple Airlines Logo
3:40 pm - 8:35 pm
SEA
-
CRL
19h 55m
2 stops
Multiple Airlines Logo
10:00 pm - 9:40 am
CRL
-
SEA
44h 40m
3 stops
$757Multiple Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
6:55 pm - 8:25 am
SEA
-
CRL
28h 30m
1 stop
Multiple Airlines Logo
10:00 pm - 7:23 pm
CRL
-
SEA
30h 23m
2 stops
$775Multiple Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
7:15 am - 11:45 am
SEA
-
CRL
19h 30m
2 stops
Multiple Airlines Logo
9:30 pm - 12:20 pm
CRL
-
SEA
23h 50m
2 stops
$782Multiple Airlines
Mon, May 4 - Mon, May 11
Multiple Airlines Logo
4:10 pm - 9:50 pm
SEA
-
CRL
21h 40m
2 stops
Multiple Airlines Logo
4:20 pm - 12:20 pm
CRL
-
SEA
29h 00m
2 stops
$790Multiple Airlines
Sun, Mar 22 - Sun, Mar 29
Multiple Airlines Logo
10:05 am - 4:05 pm
SEA
-
CRL
21h 00m
3 stops
Multiple Airlines Logo
9:20 pm - 10:16 pm
CRL
-
SEA
32h 56m
2 stops
$796Multiple Airlines
Fri, Mar 6 - Fri, Mar 13
Multiple Airlines Logo
3:10 pm - 10:25 am
SEA
-
CRL
34h 15m
3 stops
Multiple Airlines Logo
8:55 pm - 10:16 pm
CRL
-
SEA
33h 21m
3 stops
$813Multiple Airlines
Fri, Mar 6 - Fri, Mar 13
Multiple Airlines Logo
8:00 am - 7:20 pm
SEA
-
CRL
27h 20m
3 stops
Multiple Airlines Logo
7:30 pm - 12:20 pm
CRL
-
SEA
25h 50m
2 stops
$849Multiple Airlines
Sun, Mar 22 - Sun, Mar 29

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 February 7, 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

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Fri 3/6

3:10 pm-4:05 pm

2 stops15h 55m

Charleroi Brussels

Fri 3/13

9:20 pm-10:16 pm

2 stops32h 56m

$593

PortlandBrussels

PDX - CRL

PDXCRL

Portland

Mon 3/9

3:45 pm-10:25 am

3 stops34h 40m

Charleroi Brussels

Mon 3/23

7:30 am-6:00 pm

2 stops18h 30m

$685

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Sat 3/7

2:35 pm-3:50 pm

2 stops16h 15m

Charleroi Brussels

Sat 3/14

7:25 am-6:00 pm

2 stops18h 35m

$735

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Mon 5/4

3:40 pm-8:35 pm

2 stops19h 55m

Charleroi Brussels

Mon 5/11

10:00 pm-9:40 am

3 stops44h 40m

$757

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Mon 5/4

6:55 pm-8:25 am

1 stop28h 30m

Charleroi Brussels

Mon 5/11

10:00 pm-7:23 pm

2 stops30h 23m

$775

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Mon 5/4

7:15 am-11:45 am

2 stops19h 30m

Charleroi Brussels

Mon 5/11

9:30 pm-12:20 pm

2 stops23h 50m

$782

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Sun 3/22

4:10 pm-9:50 pm

2 stops21h 40m

Charleroi Brussels

Sun 3/29

4:20 pm-12:20 pm

2 stops29h 00m

$790

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Fri 3/6

10:05 am-4:05 pm

3 stops21h 00m

Charleroi Brussels

Fri 3/13

9:20 pm-10:16 pm

2 stops32h 56m

$796

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Fri 3/6

3:10 pm-10:25 am

3 stops34h 15m

Charleroi Brussels

Fri 3/13

8:55 pm-10:16 pm

3 stops33h 21m

$813

SeattleBrussels

SEA - CRL

SEACRL

Seattle/Tacoma Intl

Sun 3/22

8:00 am-7:20 pm

3 stops27h 20m

Charleroi Brussels

Sun 3/29

7:30 pm-12:20 pm

2 stops25h 50m

$849

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 20m

Direct flights

None
The fastest flight from State of Washington to Charleroi Brussels Airport takes 15h 20m
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.
Search flight deals

  • 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

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 3/9
Mon 3/16
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Brussels

Popular cities in Belgium

Popular flights according to clicks in the last 7 days on momondo
Flights to Brussels Bruxelles-National Airport