AirHint found the following cheapest return flights from Barcelona (BCN) to Boston (BOS) in January 2026 (see full year).

Return flights

29 Jan - 07 Feb	LEVEL	direct
29 Jan - 02 Feb	LEVEL	direct
29 Jan - 05 Feb	LEVEL	direct
31 Jan - 07 Feb	LEVEL	direct
25 Jan - 27 Jan	LEVEL	direct
22 Jan - 25 Jan	LEVEL	direct
22 Jan - 27 Jan	LEVEL	direct
24 Jan - 02 Feb	LEVEL	direct
25 Jan - 02 Feb	LEVEL	direct
31 Jan - 09 Feb	LEVEL	direct
24 Jan - 01 Feb	TAP
30 Jan - 08 Feb	Icelandair
18 Jan - 22 Jan	LEVEL	direct
17 Jan - 27 Jan	LEVEL	direct
15 Jan - 22 Jan	LEVEL	direct
17 Jan - 25 Jan	LEVEL	direct
15 Jan - 19 Jan	LEVEL	direct
17 Jan - 21 Jan	TAP
17 Jan - 24 Jan	TAP
29 Jan - 04 Feb	Vueling Airlines

Also check the deals for one-way flights from Barcelona to Boston in January.

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 Barcelona to Boston in January from 250€

Return flights