OPO to BOS from $516 in economy

AAAmerican Airlines

AYFinnair

Francisco Sá Carneiro Airport

Porto, Portugal

BOS

Logan International Airport

Boston, United States

$790 USD

-35%$516 USD

Verified 14 days ago

December 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$654 1$527 2$516 3$675 4$783 5$675 6$795 7$533 8$732 9$675 10$801 11$807 12$829 13$738 14$785 15$675 16$732 17$772 18$772 19$866 20$800 21$675 22$695 23$675 24$695 25$695 26$835 27$806 28$835 29$766 30$795 31$751 1$898 2$944 3$944

Extremely Rare Availability

4% of dates checked are available within 10% of the lowest price

Friday, December 18th, 2026

6 round-trip options

Returning

Wed, Dec 23, 2026•5 Day Trip

$867 USD

Google Flights

Returning

Thu, Dec 24, 2026•6 Day Trip

$824 USD

Google Flights

Returning

Fri, Dec 25, 2026•7 Day Trip

$851 USD

Google Flights

Returning

Sun, Dec 27, 2026•9 Day Trip

$838 USD

Google Flights

Returning

Tue, Dec 29, 2026•11 Day Trip

$806 USD

Google Flights

Returning

Thu, Dec 31, 2026•13 Day Trip

$772 USD

Google Flights

Porto (OPO) to Boston (BOS) flight deal in economy from $516

Francisco Sá Carneiro Airport

Logan International Airport

December 2026

Friday, December 18th, 2026