How does KAYAK find such low prices on flights from Washington to Brussels?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Brussels. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Brussels?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Brussels from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington to Brussels?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Brussels with an airline and back to Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Brussels?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Brussels from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$266 CHEAP FLIGHTS from Washington to Brussels

KAYAK searches hundreds of travel sites at once for deals on flights to Brussels

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Flight Deals

Cheap Flights from Washington to Brussels

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Washington to Brussels

Thu, Apr 16 - Thu, Apr 23

7:00 pm - 9:30 pm

SEA

CRL

17h 30m

2 stops

7:05 am - 8:40 pm

CRL

SEA

22h 35m

2 stops

$506Multiple Airlines

Sat, Apr 18 - Fri, May 1

7:00 pm - 12:55 pm

SEA

BRU

32h 55m

1 stop

1:50 pm - 8:40 pm

BRU

SEA

15h 50m

1 stop

$545Icelandair

Thu, Apr 16 - Thu, Apr 23

7:00 pm - 9:30 pm

SEA

CRL

17h 30m

2 stops

7:05 am - 8:40 pm

CRL

SEA

22h 35m

2 stops

$549Multiple Airlines

Thu, Apr 30 - Fri, May 8

7:00 pm - 12:55 pm

SEA

BRU

32h 55m

1 stop

1:50 pm - 8:40 pm

BRU

SEA

15h 50m

1 stop

$551Icelandair

Thu, Apr 16 - Thu, Apr 23

3:40 pm - 12:55 pm

SEA

BRU

12h 15m

1 stop

1:50 pm - 8:40 pm

BRU

SEA

15h 50m

1 stop

$574Icelandair

Sat, Apr 25 - Fri, May 8

7:00 pm - 12:55 pm

SEA

BRU

32h 55m

1 stop

1:50 pm - 8:40 pm

BRU

SEA

15h 50m

1 stop

$575Icelandair

Thu, Apr 16 - Fri, May 1

7:00 am - 2:35 pm

PDX

BRU

22h 35m

2 stops

9:10 pm - 10:16 pm

BRU

PDX

34h 06m

2 stops

$724Scandinavian Airlines

Wed, Sep 2 - Fri, Sep 11

1:14 pm - 9:30 pm

PDX

BRU

23h 16m

2 stops

6:55 am - 11:09 pm

BRU

PDX

25h 14m

2 stops

$736SWISS

Wed, Sep 2 - Fri, Sep 11

10:35 am - 1:15 pm

PDX

BRU

17h 40m

2 stops

10:45 am - 8:20 pm

BRU

PDX

18h 35m

1 stop

$752United Airlines

Wed, Sep 2 - Fri, Sep 11

7:00 am - 9:00 am

PDX

BRU

17h 00m

1 stop

10:45 am - 8:20 pm

BRU

PDX

18h 35m

1 stop

$756United Airlines

Useful Info

Cheapest flight	$266

Flight from Seattle to Brussels Airport

How does KAYAK find such low prices on flights from Washington to Brussels?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Brussels.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Brussels?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Brussels from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Brussels?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Brussels with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Brussels?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Brussels from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Brussels

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Washington

First Class flights to Brussels

Business Class flights to Brussels

Premium Economy Class flights to Brussels

Economy Class flights to Brussels

$266 Find Cheap Flights from Washington to Brussels

KAYAK searches hundreds of travel sites at once for deals on flights to Brussels

Cheap Flights from Washington to Brussels

Recent round-trip flight deals from Washington to Brussels

Recent one-way flight deals from Washington to Brussels

Recent last minute flight deals from Washington to Brussels

Good to know

FAQs for booking flights from Washington to Brussels

How does KAYAK find such low prices on flights from Washington to Brussels?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Brussels.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Brussels?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Brussels from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Brussels?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Brussels with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Brussels?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Brussels from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Brussels

Cabin class types available on flights to Washington

Complete your trip to Brussels with a hotel stay or car rental

Find direct flights for Brussels

Flights to other popular destinations

Flights from domestic origins to Brussels

Choose which airport to fly into in Brussels

Find deals for your return flight