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Cheap flights from Seattle (SEA) to Brussels from $374

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/23. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — BRU
May 10 — May 171
From?
To?
Fri 5/10
Fri 5/17
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Brussels are usually found in January or December, booked 67 days in advance, depart on a Sunday or Tuesday and return on a Friday

Cheap flight deals from Seattle to Brussels

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Brussels (BR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 5, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$590

One-way from

$539
High demand for flights, 43% potential price rise
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Best time to find cheap flights, 26% potential price drop
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From Seattle/Tacoma Intl to Brussels
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One-way flight from Seattle/Tacoma Intl to Brussels
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What is the cheapest day to fly round-trip from Seattle to Brussels?

Flights from Seattle to Brussels are found to be more expensive on Wednesday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Brussels.

How far in advance should I book a flight from Seattle to Brussels?

To save up to 40% on this flight, we recommend booking at least 43 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Seattle to Brussels from $570 1-2 weeks out and tickets from $848 for flights departing within the next 72 hours.

What is the cheapest month to fly from Seattle to Brussels?

January can be a great time to fly to Brussels from Seattle with a flight ticket averaging about $777. Cheapflights users have found deals in the month of January for as cheap as $419. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from Seattle to Brussels (SEA - BRU)?

It’s optimal to fly from Seattle to Brussels in the evening. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the afternoon.

Cheap United Airlines flights from Seattle to Brussels

Explore cheap flight options specifically provided by United Airlines for the route between Seattle and Brussels. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Check out some of the cheapest United Airlines flights we've come across from Seattle to Brussels. It's recommended that users confirm their flight details before booking.
Wed 9/47:40 amSEA - BRU
1 stop13h 40mUnited Airlines
Tue 11/1210:10 amBRU - SEA
1 stop17h 49mUnited Airlines
Deal found 5/4$550
Wed 9/46:45 amSEA - BRU
2 stops17h 15mUnited Airlines
Tue 11/1211:55 amBRU - SEA
1 stop17h 15mUnited Airlines
Deal found 5/4$555
Wed 9/186:45 amSEA - BRU
2 stops17h 15mUnited Airlines
Wed 9/2510:00 amBRU - SEA
1 stop20h 15mUnited Airlines
Deal found 5/4$611
Sat 10/1212:44 pmSEA - BRU
2 stops35h 16mUnited Airlines
Tue 10/2212:00 pmBRU - SEA
2 stops30h 52mUnited Airlines
Deal found 5/5$613
Sat 10/1211:59 pmSEA - BRU
1 stop24h 01mUnited Airlines
Tue 10/2210:15 amBRU - SEA
1 stop21h 37mUnited Airlines
Deal found 5/4$621
Wed 9/185:00 amSEA - BRU
2 stops19h 00mUnited Airlines
Wed 9/2511:15 amBRU - SEA
2 stops17h 59mUnited Airlines
Deal found 5/4$625
Mon 8/197:40 amSEA - BRU
1 stop13h 40mUnited Airlines
Mon 8/264:55 pmBRU - SEA
2 stops34h 44mUnited Airlines
Deal found 5/4$650
Sat 10/1911:59 pmSEA - BRU
1 stop24h 01mUnited Airlines
Sun 10/2710:10 amBRU - SEA
1 stop20h 19mUnited Airlines
Deal found 5/5$671
Sat 10/1912:44 pmSEA - BRU
2 stops35h 16mUnited Airlines
Sun 10/2710:10 amBRU - SEA
1 stop21h 58mUnited Airlines
Deal found 5/4$682

Cheap Icelandair flights from Seattle to Brussels

Explore cheap flight options specifically provided by Icelandair for the route between Seattle and Brussels. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
To aid your search, here are some of the cheapest Icelandair flights we've found from Seattle to Brussels. Deals are refreshing constantly so come back soon for more options.
Sat 10/123:50 pmSEA - BRU
1 stop12h 00mIcelandair
Tue 10/221:50 pmBRU - SEA
1 stop13h 05mIcelandair
Deal found 5/5$568
Sat 9/143:50 pmSEA - BRU
1 stop12h 00mIcelandair
Sun 9/291:50 pmBRU - SEA
1 stop15h 45mIcelandair
Deal found 5/4$573
Sun 9/156:55 pmSEA - BRU
1 stop32h 55mIcelandair
Fri 9/201:50 pmBRU - SEA
1 stop15h 45mIcelandair
Deal found 5/4$574
Sun 9/153:50 pmSEA - BRU
1 stop12h 00mIcelandair
Fri 9/201:50 pmBRU - SEA
2 stops16h 05mIcelandair
Deal found 5/5$831
Fri 6/143:50 pmSEA - BRU
1 stop12h 00mIcelandair
Fri 6/211:50 pmBRU - SEA
1 stop12h 50mIcelandair
Deal found 5/4$938
Tue 5/146:55 pmSEA - BRU
1 stop32h 55mIcelandair
Tue 6/41:50 pmBRU - SEA
1 stop15h 45mIcelandair
Deal found 5/4$1,025

Cheap Seattle to Brussels flights in May & June 2024

Find cheap flight options from Seattle to Brussels specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Prices were last updated on May 5, 2024.
The lowest fares we've come across on flights traveling from Seattle to Brussels in May and June 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Mon 5/205:05 pmSEA - BRU
1 stop15h 20mMultiple Airlines
Wed 6/57:00 amBRU - SEA
1 stop15h 15mMultiple Airlines
Deal found 5/4$767
Thu 5/165:05 pmSEA - BRU
1 stop11h 55mMultiple Airlines
Tue 5/217:00 amBRU - SEA
1 stop16h 55mMultiple Airlines
Deal found 5/4$806
Thu 5/165:05 pmSEA - BRU
1 stop11h 55mMultiple Airlines
Tue 5/218:35 amBRU - SEA
1 stop15h 20mMultiple Airlines
Deal found 5/4$810
Sun 5/57:40 amSEA - BRU
1 stop13h 40mAir Canada
Tue 5/1410:00 amBRU - SEA
2 stops20h 58mAir Canada
Deal found 5/4$816
Thu 5/1611:25 amSEA - BRU
2 stops23h 00mMultiple Airlines
Tue 5/218:35 amBRU - SEA
1 stop15h 20mMultiple Airlines
Deal found 5/4$830
Mon 6/175:10 pmSEA - BRU
1 stop30h 50mUnited Airlines
Fri 8/3010:15 amBRU - SEA
1 stop33h 36mUnited Airlines
Deal found 5/4$838
Mon 6/177:40 amSEA - BRU
1 stop13h 40mAir Canada
Fri 8/309:30 amBRU - SEA
1 stop21h 28mAir Canada
Deal found 5/5$839
Mon 5/610:40 amSEA - BRU
2 stops58h 40mLufthansa
Wed 5/1510:00 amBRU - SEA
2 stops35h 27mLufthansa
Deal found 5/4$848
Fri 5/175:40 pmSEA - BRU
1 stop19h 55mMultiple Airlines
Tue 5/288:35 amBRU - SEA
1 stop15h 20mMultiple Airlines
Deal found 5/4$849

Seattle to Brussels 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Brussels in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
The lowest fares we've come across on flights traveling from Seattle to Brussels in May and June 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Sun 12/19:45 amSEA - BRU
2 stops18h 25mAir Canada
Thu 12/1210:00 amBRU - SEA
1 stop20h 14mAir Canada
Deal found 5/4$524
Sun 12/19:45 amSEA - BRU
1 stop13h 10mAir Canada
Thu 12/1210:00 amBRU - SEA
1 stop20h 14mAir Canada
Deal found 5/4$526
Sun 12/19:45 amSEA - BRU
2 stops18h 25mMultiple Airlines
Thu 12/1210:00 amBRU - SEA
2 stops20h 08mMultiple Airlines
Deal found 5/4$530
Mon 11/46:45 pmSEA - BRU
1 stop15h 55mBritish Airways
Mon 11/119:05 pmBRU - SEA
1 stop23h 20mBritish Airways
Deal found 5/5$543
Mon 11/47:50 amSEA - BRU
2 stops18h 20mBritish Airways
Mon 11/119:05 pmBRU - SEA
1 stop23h 20mBritish Airways
Deal found 5/5$547
Wed 9/47:40 amSEA - BRU
1 stop13h 40mUnited Airlines
Tue 11/1210:10 amBRU - SEA
1 stop17h 49mUnited Airlines
Deal found 5/4$550
Wed 9/46:45 amSEA - BRU
2 stops17h 15mUnited Airlines
Tue 11/1211:55 amBRU - SEA
1 stop17h 15mUnited Airlines
Deal found 5/4$555
Mon 11/46:30 amSEA - BRU
2 stops17h 25mUnited Airlines
Mon 11/114:55 pmBRU - SEA
2 stops37h 34mUnited Airlines
Deal found 5/5$559
Sat 10/123:50 pmSEA - BRU
1 stop12h 00mIcelandair
Tue 10/221:50 pmBRU - SEA
1 stop13h 05mIcelandair
Deal found 5/5$568

Seattle to Brussels flights leaving soon

Find last-minute flight options from Seattle to Brussels for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Check out these flights departing soon from Seattle to Brussels. It's wise to confirm all flight details are correct before booking.
Sun 5/129:25 pmSEA - BRU
2 stops25h 30mMultiple Airlines
Wed 5/158:35 amBRU - SEA
1 stop13h 40mMultiple Airlines
Deal found 5/4$961
Wed 5/151:45 pmSEA - BRU
2 stops20h 40mMultiple Airlines
Thu 5/3011:20 amBRU - SEA
2 stops21h 24mMultiple Airlines
Deal found 5/5$970
Wed 5/155:20 pmSEA - BRU
1 stop17h 05mMultiple Airlines
Thu 5/3011:20 amBRU - SEA
2 stops21h 24mMultiple Airlines
Deal found 5/5$972
Tue 5/145:05 pmSEA - BRU
1 stop11h 55mMultiple Airlines
Tue 6/47:00 amBRU - SEA
2 stops24h 50mMultiple Airlines
Deal found 5/4$980
Tue 5/1411:55 amSEA - BRU
2 stops20h 30mMultiple Airlines
Tue 6/47:00 amBRU - SEA
2 stops24h 50mMultiple Airlines
Deal found 5/4$990
Tue 5/145:05 pmSEA - BRU
1 stop11h 55mMultiple Airlines
Wed 5/298:35 amBRU - SEA
1 stop13h 40mMultiple Airlines
Deal found 5/5$994
Tue 5/1411:55 amSEA - BRU
2 stops22h 30mMultiple Airlines
Wed 5/298:35 amBRU - SEA
1 stop13h 40mMultiple Airlines
Deal found 5/5$1,010
Tue 5/141:50 pmSEA - BRU
3 stops19h 40mMultiple Airlines
Wed 5/2910:00 amBRU - SEA
2 stops34h 20mMultiple Airlines
Deal found 5/5$1,017
Tue 5/146:55 pmSEA - BRU
1 stop32h 55mIcelandair
Tue 6/41:50 pmBRU - SEA
1 stop15h 45mIcelandair
Deal found 5/4$1,025

One-way flights to Brussels from Seattle

Search for one-way flight options from Seattle to Brussels. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Some of the best available deals we've found on one-way flights from Seattle to Brussels. Users needing a return flight from Seattle to Brussels should utilize the search form above.
Tue 7/237:00 amSEA - BRU
2 stops26h 10mMultiple Airlines
Deal found 5/4$374
Tue 7/237:00 amSEA - BRU
3 stops30h 20mMultiple Airlines
Deal found 5/4$380
Tue 7/2311:00 pmSEA - CRL
3 stops49h 55mMultiple Airlines
Deal found 5/4$468
Mon 7/16:55 pmSEA - CRL
3 stops28h 40mMultiple Airlines
Deal found 5/4$528
Tue 7/237:40 amSEA - BRU
1 stop13h 40mAir Canada
Deal found 5/4$539
Mon 7/2212:30 amSEA - BRU
2 stops21h 45mUnited Airlines
Deal found 5/4$544
Mon 7/111:59 pmSEA - BRU
2 stops27h 51mMultiple Airlines
Deal found 5/4$566
Sat 8/312:30 amSEA - BRU
1 stop23h 30mUnited Airlines
Deal found 5/4$578
Wed 5/86:45 pmSEA - BRU
1 stop29h 55mAer Lingus
Deal found 5/5$759

Find flights from Seattle to Brussels within your budget

Customize your flight search to find flights from Seattle to Brussels 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, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$550 - $667

Route

Depart

Return

Price

Seattle/Tacoma IntlBrussels Bruxelles-National

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Wed 9/4

1 stop13h 40m

Brussels Bruxelles-National

Tue 11/12

1 stop17h 49m

$550

Seattle/Tacoma IntlBrussels Bruxelles-National

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Sat 10/12

1 stop12h 00m

Brussels Bruxelles-National

Tue 10/22

1 stop13h 05m

$568

Seattle/Tacoma IntlBrussels Bruxelles-National

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Wed 9/4

2 stops16h 35m

Brussels Bruxelles-National

Tue 11/12

2 stops37h 31m

$585

Seattle/Tacoma IntlBrussels Bruxelles-National

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Tue 9/17

2 stops17h 15m

Brussels Bruxelles-National

Tue 10/1

2 stops33h 46m

$617

Seattle/Tacoma IntlBrussels Bruxelles-National

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Tue 10/1

1 stop16h 25m

Brussels Bruxelles-National

Tue 10/8

1 stop17h 38m

$620

Seattle/Tacoma IntlBrussels Bruxelles-National

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Mon 9/2

2 stops15h 49m

Brussels Bruxelles-National

Mon 9/16

1 stop24h 35m

$627

Seattle/Tacoma IntlBrussels Bruxelles-National

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Mon 9/2

2 stops58h 40m

Brussels Bruxelles-National

Mon 9/16

2 stops52h 45m

$635

Seattle/Tacoma IntlBrussels Bruxelles-National

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Mon 8/19

2 stops17h 00m

Brussels Bruxelles-National

Mon 8/26

2 stops32h 42m

$656

Seattle/Tacoma IntlBrussels Bruxelles-National

SEA - BRU

SEABRU

Seattle/Tacoma Intl

Wed 8/21

1 stop23h 35m

Brussels Bruxelles-National

Wed 9/4

1 stop21h 31m

$667

Flights are sorted by cheapest first

Deals found on 5/4

When is the best time to book a flight from Seattle to Brussels?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Brussels. Price data was last updated on May 3, 2024.
The price you pay for your flight from Seattle to Brussels may vary depending on when you book. For the best chance of a lower fare, look to book 67 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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When is the cheapest time to fly from Seattle to Brussels?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Brussels. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Brussels flight should consider departing on Sunday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Brussels by month

Plan your trip from Seattle to Brussels by taking into account the cheapest months to travel. The average price of a one-way flight from Seattle to Brussels is currently $526 while a round-trip flight costs $614. Price data was last updated on April 28, 2024.

Currently, November is the cheapest month in which you can book a flight from Seattle to Brussels (average of $590). Flying from Seattle to Brussels in June is currently the most expensive (average of $1,331). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$624

February

$639

March

$809

April

$765

May

$836

June

$1,331

July

$1,175

August

$891

September

$863

October

$723

November

$590

December

$619

Temperature and rainfall in Brussels by month

Plan your trip to Brussels by taking into account the average temperature and rainfall totals by month.

BRU

Temperature

37.4 - 62.6 °F

Reviews of airlines servicing Brussels

Get insights into the airlines that provide service to Brussels. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Brussels. Reviews last updated May 5, 2024.
Read reviews from past customers who have flown United Airlines, Icelandair and Air Canada from Seattle to Brussels. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,826 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.1
Very good
10,826 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,603 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

SWISS
7.8
Good
2,015 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
11,118 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Ethiopian Air
7.4
Good
794 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Crew

8.6

Overall

8.1

Entertainment

8.0

Boarding

8.2

Comfort

7.9

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Brussels. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Brussels?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Brussels. On average, Seattle/Tacoma Intl has 0 outbound flights to Brussels per day from 12 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • Can I find flights from Seattle to Brussels for under $600 on Cheapflights?

    Yes, there are multiple flights from Seattle to Brussels for under $600. The cheapest flight booked recently is on United Airlines for just $550, but on average you can expect to pay $603.

  • Are there last-minute flights available from Seattle to Brussels for under $1,000?

    There are currently 20+ open flights from Seattle to Brussels within the next 7 days for less than $1,000.

  • What are the cheapest airlines flying from Seattle to Brussels round-trip?

    United Airlines, at $550, was found to be the cheapest airline from Seattle to Brussels.Alternate airlines to your destination round-trip include Icelandair and Air Canada. Users have found that United Airlines is 29% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Seattle to Brussels one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $539. However, be on the lookout for offers from United Airlines and Aer Lingus, as they are both options that can get you from Seattle to Brussels for a low price.

  • What are the most popular airlines that fly from Seattle to Brussels?

    Before booking your flight from Seattle to Brussels check out the most popular airlines for this route: American Airlines, Air Canada or Air France.

  • What does SEA to BRU mean?

    SEA stands for Seattle/Tacoma Intl Airport, while BRU stands for Brussels Bruxelles-National Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Charleroi Brussels Airport (CRL), Antwerp Deurne Airport (ANR), Ostende-Bruges Airport (OST), Liège Bierset Airport (LGG) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Seattle to Brussels that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Brussels flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Brussels with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Brussels flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to Brussels that include hotel bookings?

    Yes. In addition to deals on Seattle to Brussels flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Brussels?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Brussels.

  • Can I find deals for business class flights from Seattle to Brussels?

    Yes. Cheapflights offers flight deals from Seattle to Brussels by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to Brussels that allow pets onboard?

    Many airlines flying from Seattle to Brussels offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Brussels?

    Yes, you can often find last-minute deals on Seattle to Brussels flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Brussels flight deals updated?

    The Seattle to Brussels flight deals you see on this page were last updated on 5/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Brussels
See prices for flight routes from nearby airports that may be better suited for you.

Seattle to Bruxelles-National flights
Seattle to Charleroi Brussels flights

Top 10 airlines flying from Seattle to Brussels

Discover the top 10 airlines that operate flights from Seattle to Brussels. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$418Average$709FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapest$459Average$762FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Aer LingusCheapest$480Average$883FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
American AirlinesCheapest$516Average$673FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
LufthansaCheapest$537Average$882FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest$542Average$754FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest$550Average$640FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$569Average$993FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air FranceCheapest$572Average$857FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest$583Average$769FlexibilityNo cancel feeOn-time75%
Search KLM flights
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Find flights from Seattle to Brussels, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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