Cheapest return flights from Chicago to Brussels in March from $598

Best time to book flights for Chicago (ORD) to Brussels (BRU) flights at AirHint

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

Return flights

30 Mar - 25 Apr Scandinavian Airlines
28 Mar - 03 Apr Spirit Airlines
23 Mar - 02 Apr Turkish Airlines
14 Mar - 21 Mar Scandinavian Airlines
21 Mar - 28 Mar Scandinavian Airlines
15 Mar - 05 Apr Scandinavian Airlines
22 Mar - 04 Apr Air Serbia
13 Mar - 22 Mar Turkish Airlines
31 Mar - 07 Apr United
30 Mar - 25 Apr United direct
31 Mar - 04 Apr Aer Lingus
21 Mar - 28 Mar United direct
22 Mar - 04 Apr United direct
23 Mar - 02 Apr Brussels Airlines direct
14 Mar - 21 Mar United direct
13 Mar - 22 Mar Brussels Airlines direct

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

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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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