LIS to BOS from $512 in economy – flightdeals.net

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Lufthansa

Round Trip•Economy

Portela Airport

Lisbon, Portugal

Logan International Airport

Boston, United States

$738 USD

-31%$512 USD

Verified about 18 hours ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$786 1$766 2$760 3$760 4$753 5$777 6$787 7$777 8$765 9$765 10$770 11$684 12$787 13$787 14$777 15$760 16$652 17$652 18$765 19$765 20$787 21$777 22$684 23$652 24$652 25$781 26$787 27$787 28$777 29$652 30$676 1$676 2$782 3$770 4$786

Fair Availability

24% of dates checked are available within 10% of the lowest price

Friday, September 18th, 2026

4 round-trip options

Returning

Fri, Sep 25, 2026•7 Day Trip

$765 USD

Returning

Wed, Sep 30, 2026•12 Day Trip

$769 USD

Returning

Thu, Oct 1, 2026•13 Day Trip

$766 USD

Returning

Fri, Oct 2, 2026•14 Day Trip

$770 USD