Cheapest return flights from Boston to Madrid in March from 339€

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

Return flights

02 Mar - 09 Mar TAP
03 Mar - 10 Mar Iberia direct
06 Mar - 13 Mar TAP
02 Mar - 09 Mar Iberia direct
23 Mar - 30 Mar Iberia
12 Mar - 19 Mar Iberia
15 Mar - 04 Apr Aer Lingus
14 Mar - 22 Mar SWISS
22 Mar - 29 Mar United
13 Mar - 20 Mar United
06 Mar - 13 Mar Finnair direct

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

Skyscanner

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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