Cheapest return flights from Chicago to Brussels in December from 293€

AirHint found the following cheapest return flights from Chicago (ORD) to Brussels (BRU) in December 2025 (see full year).

Return flights

11 Dec - 31 Dec Scandinavian Airlines
03 Dec - 10 Dec Scandinavian Airlines
13 Dec - 01 Jan Scandinavian Airlines
03 Dec - 10 Dec United direct
29 Dec - 05 Jan United direct
19 Dec - 26 Dec United direct
13 Dec - 01 Jan Brussels Airlines direct
11 Dec - 31 Dec Brussels Airlines direct

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

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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