Cheapest return ORD–BRU flights, May

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

Return flights

22 May - 28 May Icelandair
04 May - 11 May Scandinavian Airlines
28 May - 04 Jun jetBlue
17 May - 26 May Spirit Airlines
28 May - 05 Jun jetBlue
19 May - 26 May Scandinavian Airlines
29 May - 07 Jun Icelandair
13 May - 20 May Scandinavian Airlines
22 May - 31 May WestJet
06 May - 13 May jetBlue
09 May - 16 May Scandinavian Airlines
10 May - 17 May jetBlue
11 May - 18 May Scandinavian Airlines
31 May - 07 Jun Scandinavian Airlines
29 May - 05 Jun Scandinavian Airlines

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

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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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