Madrid (MAD) to Boston (BOS) flight deal in economy from $520
$725 USD
-28%$520 USD
Verified 1 day agoNovember 2026
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Rare Availability
8% of dates checked are available within 10% of the lowest price
Thursday, November 5th, 2026
2 round-trip options
Returning
Tue, Nov 10, 2026•5 Day Trip
$660 USD
Returning
Fri, Nov 13, 2026•8 Day Trip
$591 USD