Cheapest return flights from Boston to Barcelona in December from 456€

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

Return flights

01 Dec - 08 Dec Iberia direct
03 Dec - 10 Dec Iberia direct
07 Dec - 10 Dec Iberia
01 Dec - 04 Dec Iberia
08 Dec - 15 Dec Iberia
10 Dec - 17 Dec Iberia
05 Dec - 08 Dec Iberia direct
02 Dec - 09 Dec Iberia
06 Dec - 09 Dec Iberia
09 Dec - 16 Dec Iberia
28 Dec - 04 Jan Iberia
26 Dec - 02 Jan Iberia
19 Dec - 03 Jan TAP
25 Dec - 01 Jan Iberia

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

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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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