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Cheap flights from Seattle to Brussels from $217

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Brussels departing on 8/12. 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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Find the cheapest flights from Seattle to Brussels

Cheap round-trip flights

Icelandair Logo
2:35 pm - 11:55 amSEA-BRU
12h 20m1 stop
Icelandair Logo
12:50 pm - 5:00 pmBRU-SEA
13h 10m1 stop
$392Icelandair
Find Deal
Wed, Nov 5 - Thu, Nov 13
Icelandair Logo
2:35 pm - 11:55 amSEA-BRU
12h 20m1 stop
Icelandair Logo
12:50 pm - 5:00 pmBRU-SEA
13h 10m1 stop
$393Icelandair
Find Deal
Wed, Nov 5 - Thu, Nov 13
Icelandair Logo
3:45 pm - 12:50 pmSEA-BRU
12h 05m1 stop
Icelandair Logo
1:50 pm - 8:40 pmBRU-SEA
15h 50m1 stop
$394Icelandair
Find Deal
Mon, Aug 4 - Wed, Aug 20
Air Canada Logo
5:30 am - 8:00 amSEA-BRU
17h 30m2 stops
Air Canada Logo
10:00 am - 6:36 pmBRU-SEA
41h 36m2 stops
$409Air Canada
Find Deal
Mon, Aug 4 - Wed, Aug 20
Air Canada Logo
7:20 am - 8:00 amSEA-BRU
15h 40m1 stop
Air Canada Logo
10:00 am - 10:16 pmBRU-SEA
45h 16m2 stops
$414Air Canada
Find Deal
Mon, Aug 4 - Wed, Aug 20
United Airlines Logo
11:05 am - 8:55 amSEA-BRU
12h 50m1 stop
United Airlines Logo
10:00 am - 10:29 pmBRU-SEA
45h 29m2 stops
$433United Airlines
Find Deal
Wed, Nov 5 - Thu, Nov 13
United Airlines Logo
11:05 am - 8:55 amSEA-BRU
12h 50m1 stop
United Airlines Logo
10:00 am - 10:29 pmBRU-SEA
45h 29m2 stops
$434United Airlines
Find Deal
Wed, Nov 5 - Thu, Nov 13
Aer Lingus Logo
8:05 pm - 6:15 pmSEA-BRU
13h 10m1 stop
Aer Lingus Logo
10:15 am - 6:20 pmBRU-SEA
17h 05m1 stop
$440Aer Lingus
Find Deal
Mon, Nov 17 - Wed, Nov 26
Delta Logo
7:20 am - 9:00 amSEA-BRU
16h 40m1 stop
Delta Logo
11:00 am - 10:56 amBRU-SEA
32h 56m1 stop
$482Delta
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Sun, Nov 16 - Mon, Dec 1
Delta Logo
7:15 am - 8:40 amSEA-BRU
16h 25m1 stop
Delta Logo
10:45 am - 8:25 pmBRU-SEA
18h 40m1 stop
$487Delta
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Fri, Aug 8 - Fri, Aug 15

United Airlines flights from Seattle to Brussels Bruxelles-National Airport

Our best United Airlines deals on Seattle to Brussels Bruxelles-National Airport flight tickets
United Airlines
Nov 5
SEA11:05 amSeattle/Tacoma Intl
12h 50m
1 stop
BRU8:55 amBrussels Bruxelles-National
Nov 13
BRU10:00 amBrussels Bruxelles-National
45h 29m
2 stops
SEA10:29 pmSeattle/Tacoma Intl
$433
Find similar
United Airlines
Nov 5
SEA11:05 amSeattle/Tacoma Intl
12h 50m
1 stop
BRU8:55 amBrussels Bruxelles-National
Nov 13
BRU10:00 amBrussels Bruxelles-National
45h 29m
2 stops
SEA10:29 pmSeattle/Tacoma Intl
$434
Find similar
United Airlines
Nov 5
SEA5:05 amSeattle/Tacoma Intl
18h 50m
2 stops
BRU8:55 amBrussels Bruxelles-National
Nov 13
BRU10:00 amBrussels Bruxelles-National
41h 57m
2 stops
SEA6:57 pmSeattle/Tacoma Intl
$438
Find similar

Icelandair flights from Seattle to Brussels Bruxelles-National Airport

Our best Icelandair deals on Seattle to Brussels Bruxelles-National Airport flight tickets
Icelandair
Nov 5
SEA2:35 pmSeattle/Tacoma Intl
12h 20m
1 stop
BRU11:55 amBrussels Bruxelles-National
Nov 13
BRU12:50 pmBrussels Bruxelles-National
13h 10m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
$392
Find similar
Icelandair
Nov 5
SEA2:35 pmSeattle/Tacoma Intl
12h 20m
1 stop
BRU11:55 amBrussels Bruxelles-National
Nov 13
BRU12:50 pmBrussels Bruxelles-National
13h 10m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
$393
Find similar
Icelandair
Aug 4
SEA3:45 pmSeattle/Tacoma Intl
12h 05m
1 stop
BRU12:50 pmBrussels Bruxelles-National
Aug 20
BRU1:50 pmBrussels Bruxelles-National
15h 50m
1 stop
SEA8:40 pmSeattle/Tacoma Intl
$394
Find similar

See travel insights to Brussels from

How to get the cheapest flight ticket from Seattle to Brussels Bruxelles-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Brussels Bruxelles-National Airport?

The cheapest month to fly to Brussels Bruxelles-National Airport from Seattle is in February. Flight prices, which tend to average around $527, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Brussels Bruxelles-National Airport from Seattle during November instead. Flights to Brussels Bruxelles-National Airport in November, while not as cheap as those in February, still average around $528.

What is the cheapest day to depart on your flight to Brussels Bruxelles-National Airport?

The cheapest day to depart from Seattle to Brussels Bruxelles-National Airport is on a Tuesday. Travelers who choose to depart for Brussels Bruxelles-National Airport on a Tuesday will often find tickets for as low as $626. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Brussels Bruxelles-National Airport for around $783.

What is the cheapest time of day to depart on your flight to Brussels Bruxelles-National Airport?

Our most recent data shows that the best time of day to fly to Brussels Bruxelles-National Airport is in the morning. Flights from Seattle to Brussels Bruxelles-National Airport during this time can be as low as $668. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $738 on average. Flights to Brussels Bruxelles-National Airport from Seattle at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Brussels Bruxelles-National Airport?

You are more likely to see cheaper flights to Brussels Bruxelles-National Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels Bruxelles-National Airport for around $629 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels Bruxelles-National Airport from Seattle for as low as $540 on momondo.

When to book flights from Seattle to Brussels Bruxelles-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Brussels Bruxelles-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Brussels Bruxelles-National Airport (SEA to BRU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Brussels Bruxelles-National Airport

Best Price Found

$217

Fastest flight time

12h 05m

Direct flights

None
The best one-way flight to Brussels Bruxelles-National Airport from Seattle in the past 72 hours is $217. The best round-trip flight deal from Seattle to Brussels Bruxelles-National Airport found on momondo in the last 72 hours is $392.
The fastest flight from Seattle to Brussels Bruxelles-National Airport takes 12h 05m
There are no direct flights from Seattle to Brussels Bruxelles-National Airport. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Brussels Bruxelles-National Airport.
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  • How far is Seattle/Tacoma Intl to Brussels Bruxelles-National by plane?

    The straight-line distance from Seattle/Tacoma Intl to Brussels Bruxelles-National is 4932.2 mi. Typically, this will take 12h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Brussels Bruxelles-National Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Brussels Bruxelles-National Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Brussels Bruxelles-National Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Brussels Bruxelles-National Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Brussels Bruxelles-National Airport.

  • What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?

    The travel and health documents required for your trip to Brussels Bruxelles-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Brussels Bruxelles-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to Brussels Bruxelles-National Airport?

Best airlines flying from Seattle to Brussels Bruxelles-National Airport

Compare and see reviews for airlines that fly from Seattle to Brussels Bruxelles-National Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $393Free CancellationRating
7.0
514 reviews
Search Icelandair flights
American AirlinesPriceFrom $501Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
British AirwaysPriceFrom $502Free CancellationRating
6.6
7,109 reviews
Search British Airways flights
DeltaPriceFrom $514Free CancellationRating
8.0
7,951 reviews
Search Delta flights
KLMPriceFrom $521Free CancellationRating
7.8
1,372 reviews
Search KLM flights
United AirlinesPriceFrom $522Free CancellationRating
7.4
8,846 reviews
Search United Airlines flights
Aer LingusPriceFrom $532Free CancellationRating
7.1
1,152 reviews
Search Aer Lingus flights
Air CanadaPriceFrom $543Free CancellationRating
7.1
9,695 reviews
Search Air Canada flights
Air FrancePriceFrom $547Free CancellationRating
7.5
1,467 reviews
Search Air France flights
LufthansaPriceFrom $570Free CancellationRating
6.8
7,199 reviews
Search Lufthansa flights

Traveling to a place near Brussels?

Book flights to Brussels if you plan to visit one of these locations
Bruges
Ghent
Leuven
Charleroi
Namur
Spa
Genk
Aalst
Hasselt
Zaventem
Waterloo
Dinant
Mons
Mechelen
Knokke-Heist
Tournai
Durbuy
Oostkamp

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Brussels. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Brussels from Seattle with this policy.

How can momondo help me find flights from Seattle 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 Seattle to Brussels.

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

Yes. momondo can track prices for Seattle to Brussels flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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