Cheapest one-way flights from Madrid to Boston in May from $269
AirHint found the following cheapest one-way flights from Madrid (MAD) to Boston (BOS) in May 2025 (see full year).
One-Way flights
| 13 May | Iberia | ||
| 08 May | Vueling Airlines | ||
| 20 May | Ryanair | ||
| 03 May | Ryanair | ||
| 04 May | Iberia | ||
| 21 May | Ryanair | ||
| 02 May | Fly Play | ||
| 18 May | Ryanair | ||
| 29 May | Wizz Air Malta | ||
| 30 May | Ryanair |
Also check the deals for return flights from Madrid to Boston in May.
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.
