AirHint found the following cheapest return flights from Boston (BOS) to Brussels (BRU) in January 2026 (see full year).
Return flights
| 28 Jan - 09 Feb | Air Canada | ||
| 27 Jan - 10 Feb | SWISS | ||
| 27 Jan - 09 Feb | Air Canada | ||
| 04 Jan - 06 Feb | British Airways |
Also check the deals for one-way flights from Boston to Brussels in January.
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