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

Return flights

01 Jun - 08 Jun	Iberia	direct
03 Jun - 10 Jun	Iberia	direct
03 Jun - 07 Jun	British Airways
03 Jun - 07 Jun	Iberia	direct
02 Jun - 09 Jun	Iberia
04 Jun - 07 Jun	Condor
06 Jun - 14 Jun	Lufthansa
16 Jun - 23 Jun	Condor
08 Jun - 14 Jun	Delta
04 Jun - 11 Jun	Iberia	direct
23 Jun - 02 Jul	Condor
30 Jun - 07 Jul	Iberia
24 Jun - 01 Jul	Aer Lingus
27 Jun - 02 Jul	Delta
24 Jun - 01 Jul	Iberia	direct
29 Jun - 06 Jul	Iberia	direct
23 Jun - 02 Jul	British Airways	direct
27 Jun - 02 Jul	Iberia	direct
28 Jun - 05 Jul	Iberia	direct
27 Jun - 04 Jul	Iberia

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

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 Madrid to Boston in June from 438€

Return flights