Cheapest return flights from Boston to Brussels in March from $363

AirHint found the following cheapest return flights from Boston (BOS) to Brussels (BRU) in March 2026 (see full year).

Return flights

04 Mar - 12 Mar Brussels Airlines
08 Mar - 18 Mar Brussels Airlines
04 Mar - 16 Mar Air Canada
16 Mar - 01 Apr United
28 Mar - 12 Apr Icelandair
03 Mar - 15 Mar SWISS
06 Mar - 16 Mar Air Canada
20 Mar - 27 Mar Aer Lingus
03 Mar - 05 Mar Brussels Airlines
12 Mar - 22 Mar British Airways

Also check the deals for one-way flights from Boston 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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