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

Return flights

03 Feb - 10 Feb	American Airlines	direct
16 Feb - 02 Mar	Iberia
02 Feb - 09 Feb	Iberia	direct
22 Feb - 01 Mar	Iberia	direct
28 Feb - 06 Mar	Aer Lingus
14 Feb - 18 Feb	Aer Lingus
27 Feb - 05 Mar	Aer Lingus
14 Feb - 15 Feb	British Airways
26 Feb - 02 Mar	Iberia
16 Feb - 22 Feb	Iberia
13 Feb - 20 Feb	Aer Lingus
27 Feb - 08 Mar	Aer Lingus
07 Feb - 14 Feb	Iberia
26 Feb - 02 Mar	Finnair	direct
27 Feb - 08 Mar	Finnair	direct
12 Feb - 19 Feb	Iberia
28 Feb - 06 Mar	British Airways	direct
16 Feb - 21 Feb	Iberia For Level
16 Feb - 21 Feb	Iberia	direct

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

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 Boston to Madrid in February from $323

Return flights