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Latest Flight Deals from Seattle to Brussels

Book one-way or return flights from Seattle to Brussels from as little as NZD 418. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • SEA18:55
        32h 55m
        1 stop
        BRU12:50
        Tue, Jul 9|Seattle - Brussels|Icelandair
        NZD 418NZD 572
        27% OFF
        27% OFF
        NZD 572NZD 418
      • SEA15:50
        12h
        1 stop
        BRU12:50
        Wed, Aug 7|Seattle - Brussels|Icelandair
        NZD 419NZD 572
        27% OFF
        27% OFF
        NZD 572NZD 419
      • SEA15:50
        12h
        1 stop
        BRU12:50
        Fri, Aug 9|Seattle - Brussels|Icelandair
        NZD 419NZD 572
        27% OFF
        27% OFF
        NZD 572NZD 419
      • SEA15:50
        12h
        1 stop
        BRU12:50
        Sat, Aug 10|Seattle - Brussels|Icelandair
        NZD 419
        NZD 419
      • SEA15:50
        12h
        1 stop
        BRU12:50
        Mon, Aug 12|Seattle - Brussels|Icelandair
        NZD 419
        NZD 419
      • SEA23:00
        28h 50m
        1 stop
        BRU12:50
        Tue, Aug 6|Seattle - Brussels|Icelandair
        NZD 422
        NZD 422
      • SEA23:00
        28h 50m
        1 stop
        BRU12:50
        Thu, Aug 8|Seattle - Brussels|Icelandair
        NZD 422
        NZD 422
      • SEA23:00
        28h 50m
        1 stop
        BRU12:50
        Sat, Aug 24|Seattle - Brussels|Icelandair
        NZD 426
        NZD 426
      • SEA15:50
        12h
        1 stop
        BRU12:50
        Mon, Aug 19|Seattle - Brussels|Icelandair
        NZD 426
        NZD 426
      • SEA18:55
        32h 55m
        1 stop
        BRU12:50
        Fri, Aug 23|Seattle - Brussels|Icelandair
        NZD 428
        NZD 428
      • SEA13:00
        3h 5m
        Direct
        BRU14:00
        Sun, Jul 7|Seattle - Brussels|Icelandair
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Seattle to Brussels? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Seattle to Brussels. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Seattle to Brussels

View airlines operating flights from Seattle to Brussels. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Icelandair
From NZD 418
WestJet
From NZD 486
TAP Air Portugal
From NZD 515
Sun Country Airlines
From NZD 654
Alaska Airlines
From NZD 704
United Airlines
From NZD 723
Air Canada
From NZD 795
Virgin Atlantic
From NZD 836
Lufthansa
From NZD 883
Air France
From NZD 890
ANA airlines

Find more flights and airlines

Alternative Routes from Seattle to Brussels

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Seattle to Brussels.

  • Cheapest
    Icelandair
    SEA
    18:55
    32h 55m
    1 transfer
    BRU
    12:50
    Seattle-Tacoma International Airport - Brussels National Airport
    Tue, Jul 9Icelandair
    NZD 418
  • WestJet
    SEA
    13:50
    20h 35m
    2 transfer
    CRL
    19:25
    Seattle-Tacoma International Airport - Brussels South Charleroi Airport
    Sat, Aug 3WestJet
    NZD 670
  • WestJet
    SEA
    13:50
    20h 35m
    2 transfer
    CRL
    19:25
    Seattle-Tacoma International Airport - Brussels South Charleroi Airport
    Sat, Aug 3WestJet
    NZD 670
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Seattle (SEA) to Brussels (BRU) the cheapest?

    Airlines adjust prices for flights from Seattle to Brussels based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Seattle (SEA) to Brussels (BRU) cost?

    According to Trip.com's data, the lowest price is around NZD 2,753.

  • What is the transportation method from the main airport to downtown in Brussels?

    • The distance from Brussels National Airport to downtown is about 10km. It takes about 30 minutes by taxi.
    • The distance from Brussels South Charleroi Airport to downtown is about 43km. It takes about 1 hour by taxi.

How to find a cheap flight from Seattle to Brussels

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Brussels. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Seattle to Brussels

Cheapest nonstop flight price

NZD 418

Off-season for travel

August

Peak season for travel

September

Flight distance

7,956.74km

Popular airline

American Airlines

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