Barcelona (BCN) to Boston (BOS) flight deal in economy from $429
$850 USD
-50%$429 USD
Verified 2 days agoAugust 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Extremely Rare Availability
1% of dates checked are available within 10% of the lowest price
Thursday, August 20th, 2026
5 round-trip options
Returning
Wed, Aug 26, 2026•6 Day Trip
$554 USD
Returning
Thu, Aug 27, 2026•7 Day Trip
$554 USD
Returning
Sun, Aug 30, 2026•10 Day Trip
$554 USD
Returning
Wed, Sep 2, 2026•13 Day Trip
$740 USD
Returning
Thu, Sep 3, 2026•14 Day Trip
$630 USD
