MAD to BOS from $520 in economy – flightdeals.net

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American Airlines

AAAmerican Airlines

Finnair

British Airways

BABritish Airways

Iberia Airlines

IBIberia Airlines

Round Trip•Economy

Madrid-Barajas Airport

Logan International Airport

Boston, United States

$725 USD

-28%$520 USD

Verified 1 day ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$609 1$615 2$605 3$599 4$616 5$616 6$616 7$622 8$599 9$599 10$599 11$616 12$616 13$622 14$609 15$599 16$599 17$599 18$611 19$611 20$616 21$599 22$599 23$599 24$599 25$614 26$622 27$626 28$599 29$599 30$599 1$599 2$616 3$639 4$616

Rare Availability

8% of dates checked are available within 10% of the lowest price

Monday, September 28th, 2026

3 round-trip options

Returning

Tue, Oct 6, 2026•8 Day Trip

$599 USD

Returning

Wed, Oct 7, 2026•9 Day Trip

$599 USD

Returning

Sat, Oct 10, 2026•12 Day Trip

$614 USD