AirHint found the following cheapest one-way flights from Chicago (ORD) to Brussels (BRU) in January 2026 (see full year).
One-Way flights
| 29 Jan | Spirit Airlines | ||
| 28 Jan | TAP | ||
| 10 Jan | Turkish Airlines | ||
| 28 Jan | United | direct | |
| 10 Jan | United | direct | |
| 29 Jan | United | direct |
Also check the deals for return flights from Chicago to Brussels in January.
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