Cheapest return flights from Boston to Madrid in December from 527€

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

Return flights

01 Dec - 08 Dec Iberia direct
02 Dec - 09 Dec Iberia direct
07 Dec - 10 Dec Iberia direct
13 Dec - 16 Dec Iberia
08 Dec - 11 Dec Iberia
02 Dec - 05 Dec Iberia direct
05 Dec - 08 Dec Iberia direct
07 Dec - 14 Dec Iberia direct
09 Dec - 12 Dec Iberia direct
12 Dec - 15 Dec Iberia
29 Dec - 01 Jan Iberia
29 Dec - 05 Jan Iberia
28 Dec - 04 Jan Iberia direct
30 Dec - 02 Jan Iberia
31 Dec - 07 Jan Iberia
26 Dec - 02 Jan Iberia
25 Dec - 01 Jan Iberia
27 Dec - 03 Jan Iberia
31 Dec - 03 Jan Iberia
22 Dec - 02 Jan Azores Airlines

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

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