AirHint found the following cheapest one-way flights from Boston (BOS) to Madrid (MAD) in March 2026 (see full year).
One-Way flights
| 29 Mar | TAP | ||
| 22 Mar | Air France | ||
| 30 Mar | TAP | ||
| 24 Mar | Azores Airlines | ||
| 27 Mar | Azores Airlines | ||
| 28 Mar | Azores Airlines | ||
| 23 Mar | Spirit Airlines | ||
| 25 Mar | Spirit Airlines | ||
| 21 Mar | Air France | ||
| 31 Mar | Azores Airlines |
Also check the deals for return flights from Boston to Madrid in March.
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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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