$521 Cheap Flights from Brussels (BRU) to Seattle (SEA)
Popular airlines from Brussels Airport (BRU) to Seattle-Tacoma International Airport (SEA)
LufthansaLufthansa
British AirwaysBritish Airways
Air CanadaAir Canada
FinnairFinnair
Turkish AirlinesTurkish Airlines
Brussels AirlinesBrussels Airlines
SASSAS
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Cheap Flights from Brussels to Seattle (BRU-SEA)
Alternative airports near Seattle
Prices were available within the past 7 days. Prices and availability are subject to change.
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Brussels (BRU) to Seattle (SEA) at a glance
Travel between Brussels (BRU) and Seattle (SEA) with a selection of airlines catering to this international long-haul route. Whether you prefer full-service or budget carriers, you can compare different options to find the itinerary that suits your budget, schedule, and travel plans while discovering Seattle’s renowned attractions and neighborhoods. Get all the essential information for flights departing from Brussels National Airport (BRU) to Seattle-Tacoma International Airport (SEA).
- Fastest flight duration: around 11h 30m in-flight, plus roughly 2h 30m layover with one stop
- Route distance: roughly 5,000 miles (8,050 km)
- Flights per week: around 7 departures on average
- Typical fares (one-way): economy tickets often range from $295–$1365, depending on seasonality and how far ahead you book
Flights from Brussels - National Airport (BRU) to Seattle - Tacoma International Airport (SEA)
Based on the latest traveler bookings, here are the top airlines frequently selected for flights from Brussels to Seattle, particularly those with one-stop and multi-stop options. Common layover points include Keflavik International Airport (KEF) with a layover of about 1 hour and 45 minutes, Dublin Airport (DUB) with approximately 5 hours, and Heathrow Airport (LHR) offering around 2 hours and 45 minutes. These choices provide you with the flexibility to consider price, total travel time, and cabin class when planning your perfect itinerary.
- Icelandair: This full-service airline provides one-stop flights, with one-way ticket prices generally falling between $335 and $1345. It represents about 27% of flights on this route, featuring an in-flight duration of 11 hours and 30 minutes, and a total travel time near 14 hours, including layover.
- Aer Lingus: Offering a full-service experience, this carrier features one-stop flights with one-way fares usually ranging from $295 to $1350. It accounts for roughly 20% of departures on this route, with an in-flight time of 11 hours and 30 minutes, leading to an overall travel time of about 14 hours, including layover.
- British Airways: This full-service airline provides one-stop service, with one-way fares typically spanning from $410 to $1940. It captures around 15% of the departures for this route, with an in-flight duration of 11 hours and 30 minutes and a total journey time of approximately 14 hours, including layover.
- Delta: As a full-service carrier, Delta offers one-stop flights with one-way fares ranging from $370 to $3700. This airline covers about 13% of the departures on this route, featuring an in-flight time of 11 hours and 30 minutes, with a total travel duration of roughly 14 hours, including layover.
- Lufthansa: A full-service airline that also provides one-stop service, Lufthansa's one-way fares typically range from $310 to $465. This carrier accounts for approximately 13% of all departures on this route, with an in-flight time of 11 hours and 30 minutes, resulting in a total travel time of around 14 hours, including layover.
Alternative routes from Brussels (BRU) to Seattle (SEA)
- Brussels to Seattle (BRU-LKE): Lake Union Seaplane Base Airport (LKE) is located approximately 13 miles from Seattle-Tacoma International Airport (SEA).
- Antwerp to Seattle (ANR-SEA): Antwerp International Airport (ANR) is roughly 20 miles away from Brussels National Airport (BRU).
- Charleroi to Seattle (CRL-SEA): Brussels South Charleroi Airport (CRL) is situated about 30 miles from Brussels National Airport (BRU).
How to find the best prices for flights from Brussels (BRU) to Seattle (SEA)
Getting some of the best deals on flights from Brussels to Seattle is all about timing and flexibility. Here are some key tips to help you save:
- Best times to book and fly: cheaper fares are usually available when booking at least two months in advance, although most travelers tend to book 2-8 weeks ahead. Morning departures from 5 am to 12 pm often provide lower prices and are the most sought-after flight times. Additionally, flying on Wednesday generally results in cheaper rates, while Sunday remains the most popular travel day.
- Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
- Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
- Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
- Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
- Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.
*Members only. Savings vary and are not available on all bundles. Select hotels.
Arriving at Seattle - Tacoma International Airport from Brussels - National Airport
Seattle welcomes travelers from Brussels with a range of transport options based on price, convenience, and proximity. For departures, Brussels - National Airport is roughly a 15-minute drive (covering about 10 miles) from central Brussels. Seattle city center is approximately a 20-minute drive (covering about 14 miles) from Seattle - Tacoma International Airport, depending on traffic. Here's how to reach Seattle efficiently:
- Hotel transfer: Transfers offer a convenient way to reach your hotel in Seattle, with private rides that can be arranged in advance.
- Car rental: Renting a car from Seattle - Tacoma International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Seattle - Tacoma International Airport on Expedia.
- Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
- Public transportation: From Seattle - Tacoma International Airport, SeaTac/Airport Station, a metro station, is located about 0.3 miles away on foot, while Tukwila Station, a train station, is situated approximately 4.3 miles from the airport and is best reached by car.
Brussels to Seattle Flights
The cheapest times to fly from Brussels to Seattle
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Brussels to Seattle are during the month of January. You can find some of the cheapest flights from Brussels to Seattle with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Brussels to Seattle
Sunday is one of the best days to book for cheap flights from Brussels to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Brussels to Seattle
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Brussels to Seattle in 2026. You can also book with separate airlines for your outbound and return journeys, from $521 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Brussels to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Brussels to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Frequently Asked Questions
How much does a flight from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find cheap one-way flights from $521 and cheap return flights $700 Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.) with Expedia. One-way flights usually range from $657 to $5495, and return flights typically cost between $793 and $5131. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.) ticket fares go up or down.
*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The cheapest month to fly from BRU to SEA is January when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Enter BRU to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Condor is one of the cheapest airlines offering connecting flights from Brussels (BRU) to Seattle (SEA), with round-trip tickets starting from around $761 with a layover in an airport. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Brussels (BRU) to Seattle (SEA) typically departs at around 5:50 AM, operated by KLM and Delta. This is a seasonal service active in August, allowing you to start your journey early and make the most of your time in Seattle. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Brussels (BRU) to Seattle (SEA) are in the late morning, from 9am to noon. About 46% of passengers prefer this time window. Many major carriers, including UA, BA and SN, offer flights during this window. This timing is popular because it allows you to arrive in Seattle with ample time to settle in and explore.
How long does it take to fly from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
A flight from BRU to SEA with a layover takes around 12 hours 50 minutes, with the route covering approximately 4,945 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You can fly business class between BRU and SEA. Airlines that offer business class service on this route include:
- United Airlines
- British Airways
- Brussels Airlines
- Lufthansa
- KLM
- Icelandair
- Emirates
- Swiss International Air Lines
- Air Canada
- Finnair
First class is available with Emirates.
How do I earn miles on a Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.
*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle from Brussels - National (BRU)?
If you're planning to travel to Seattle from Brussels - National (BRU), you can fly into Seattle - Tacoma Intl. (SEA) Some flights may connect through major hubs like Heathrow (LHR), Frankfurt Intl. (FRA), Schiphol (AMS) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.) Seattle Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Brussels (BRU-Brussels - National) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.
Travel information
Origin airport | Brussels Airport |
|---|---|
Destination airport | Seattle-Tacoma International Airport |
Distance | 4,944 miles away |
Airlines serving | Lufthansa, British Airways, Air Canada, Finnair, Turkish Airlines, Brussels Airlines, SAS, American Airlines, Delta, KLM, United, Aer Lingus, Icelandair, Iberia, Emirates, Alaska Airlines, Swiss International Air Lines, Air France, Singapore Airlines |
Popular airline | Lufthansa |
Roundtrip price | $700 |