BOS to MAD from $334 in economy – flightdeals.net

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American Airlines

AAAmerican Airlines

Finnair

British Airways

BABritish Airways

Iberia Airlines

IBIberia Airlines

One Way•Economy

Logan International Airport

Boston, United States

Madrid-Barajas Airport

$417 USD

-20%$334 USD

Verified about 4 hours ago

December 2026

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30$334 1$334 2$334 3$384 4$384 5$384 6$334 7$334 8$334 9$334 10$384 11$384 12$384 13$334 14$393 15$393 16$409 17$617 18$934 19$930 20$725 21$555 22$563 23$490 24$433 25$480 26$452 27$430 28$337 29$337 30$334 31$386 1$387 2$387 3$337

Fair Availability

29% of dates checked are available within 10% of the lowest price

Monday, December 21st, 2026

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