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Business Class from Chicago or Seattle to Brussels, Belgium from only $1259 roundtrip (lie-flat seats)

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Business Class flights from Chicago or Seattle to Brussels, Belgium from only $1259 roundtrip with Aer Lingus.

Depart from:
Chicago: $1259
Seattle: $1259

DEPART:
Chicago/Seattle, USA

ARRIVE:
Brussels, Belgium

RETURN:
Chicago/Seattle, USA

DATES:
Availability from January to February 2025

The Alaska Airlines website conveniently allows you to search each week with a single click so there is no need for a list of example dates from us.

STOPS:
Dublin

AIRLINES:
Aer Lingus