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

Return flights

04 May - 11 May	LEVEL
12 May - 18 May	LEVEL
12 May - 26 May	LEVEL
13 May - 17 May	Ryanair
18 May - 22 May	Icelandair
18 May - 29 May	Icelandair
03 May - 10 May	Scandinavian Airlines
18 May - 25 May	Scandinavian Airlines
19 May - 29 May	British Airways
14 May - 17 May	Brussels Airlines
28 May - 04 Jun	British Airways
29 May - 05 Jun	British Airways
30 May - 06 Jun	British Airways
31 May - 07 Jun	British Airways
25 May - 01 Jun	British Airways
26 May - 02 Jun	British Airways

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

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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Cheapest return flights from Brussels to Boston in May from 353€

Return flights