Cheapest return flights from Chicago to Brussels in May from 704€

AirHint found the following cheapest return flights from Chicago (MDW) to Brussels (BRU) in May 2026 (see full year).

Return flights

29 May - 09 Jun Porter Airlines (Canada) Ltd
26 May - 11 Jun Porter Airlines (Canada) Ltd
28 May - 05 Jun Porter Airlines (Canada) Ltd
01 May - 11 May Frontier Airlines
07 May - 14 May Delta
13 May - 27 May Air France
27 May - 09 Jun Air France

Also check the deals for one-way flights from Chicago to Brussels in May.

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