Boston (BOS) to Barcelona (BCN) flight deal from $450 USD in economy class

LLLevel

Round Trip•Economy

BOS

Logan International Airport

Boston, United States

BCN

Barcelona Airport

Barcelona, Spain

$689 USD

-35%$450 USD

Verified Mar 29, 2026 at 10:25 AM

April 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30 31$1,130 1$880 2$710 3$710 4$710 5 6$580 7$620 8 9$680 10$680 11$590 12 13$1,660 14 15$910 16$780 17$910 18$690 19 20$780 21 22$745 23$615 24$500 25$500 26 27$500 28$500 29 30$695 1 2 3

Rare Availability

6% of dates checked are available within 10% of the lowest price

Thursday, April 30th, 2026

7 round-trip options

Returning

Wed, May 6, 2026•6 Day Trip

$695 USD

Google Flights

Returning

Thu, May 7, 2026•7 Day Trip

$695 USD

Google Flights

Returning

Fri, May 8, 2026•8 Day Trip

$695 USD

Google Flights

Returning

Sat, May 9, 2026•9 Day Trip

$760 USD

Google Flights

Returning

Tue, May 12, 2026•12 Day Trip

$695 USD

Google Flights

Returning

Wed, May 13, 2026•13 Day Trip

$738 USD

Google Flights

Returning

Thu, May 14, 2026•14 Day Trip

$695 USD

Google Flights