Flights to Belgian Ardennes from Seattle - $244

View $244 flight on Mon, Sep 22, 2025Opens in a new window

Popular airlines from Seattle to Belgian Ardennes

  • British Airways

    British Airways

  • Lufthansa

    Lufthansa

  • Brussels Airlines

    Brussels Airlines

  • Air Canada

    Air Canada

  • Aer Lingus

    Aer Lingus

  • Icelandair

    Icelandair

  • Turkish Airlines

    Turkish Airlines

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Cheap Flights from Seattle to Belgian Ardennes (SEA-BRU)

Prices were available within the past 7 days and start at $244 for one-way flights and $417 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Fri, Oct 24 - Sun, Nov 2
SEA
Seattle
BRU
Brussels
$417 Roundtrip, found 2 hours ago
$417
Roundtrip
found 2 hours ago
Select Icelandair flight, departing Fri, Oct 24 from Seattle to Brussels, returning Sun, Nov 2, priced at $417 found 2 hours ago
United
Tue, Aug 19 - Tue, Aug 26
SEA
Seattle
BRU
Brussels
$443 Roundtrip, found 2 hours ago
$443
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Aug 19 from Seattle to Brussels, returning Tue, Aug 26, priced at $443 found 2 hours ago
Air Canada
Tue, Aug 19 - Tue, Aug 26
SEA
Seattle
BRU
Brussels
$443 Roundtrip, found 2 hours ago
$443
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Aug 19 from Seattle to Brussels, returning Tue, Aug 26, priced at $443 found 2 hours ago
Aer Lingus
Mon, Nov 17 - Wed, Nov 26
SEA
Seattle
BRU
Brussels
$451 Roundtrip, found 5 days ago
$451
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Mon, Nov 17 from Seattle to Brussels, returning Wed, Nov 26, priced at $451 found 5 days ago
Delta
Mon, Aug 4 - Tue, Aug 19
SEA
Seattle
BRU
Brussels
$456 Roundtrip, found 4 days ago
$456
Roundtrip
found 4 days ago
Select Delta flight, departing Mon, Aug 4 from Seattle to Brussels, returning Tue, Aug 19, priced at $456 found 4 days ago
British Airways
Mon, Oct 20 - Mon, Nov 17
SEA
Seattle
BRU
Brussels
$475 Roundtrip, found 3 days ago
$475
Roundtrip
found 3 days ago
Select British Airways flight, departing Mon, Oct 20 from Seattle to Brussels, returning Mon, Nov 17, priced at $475 found 3 days ago

Find the cheapest month to fly from Seattle (SEA) to Brussels (BRU)

November is typically the cheapest month to fly

From $413 - $1,149 per traveler.

Graph displaying average flight prices per month

Alternative airports

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Findel LUX. Cheapest option available. Flights from $516
LUX
Findel
Cheapest
Flights from $516
Select flight to Maastricht - Aachen MST. Flights from $1,096
MST
Maastricht - Aachen
Flights from $1,096

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