Cheapest return flights from Chicago to Brussels in October from 466€

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

Return flights

08 Oct - 15 Oct Spirit Airlines
09 Oct - 16 Oct Icelandair
18 Oct - 25 Oct Icelandair
29 Oct - 05 Nov United direct
12 Oct - 19 Oct Icelandair
08 Oct - 15 Oct United direct
15 Oct - 22 Oct United direct
21 Oct - 28 Oct United
14 Oct - 26 Oct Aer Lingus
09 Oct - 16 Oct United direct
24 Oct - 31 Oct United

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

Skyscanner

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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