LHR to BOS from $508 in economy – flightdeals.net

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Icelandair

Round Trip•Economy

London Heathrow Airport

London Heathrow, United Kingdom

Logan International Airport

Boston, United States

$740 USD

-31%$508 USD

Verified 14 days ago

December 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$508 1$527 2$635 3$554 4$554 5$546 6$601 7$508 8$508 9$635 10$546 11$615 12$596 13$652 14$558 15$615 16$699 17$739 18$890 19$897 20$908 21$887 22$912 23$760 24$804 25$713 26$751 27$722 28$763 29$662 30$699 31$685 1$546 2$646 3$633

Limited Availability

14% of dates checked are available within 10% of the lowest price

Sunday, December 13th, 2026

5 round-trip options

Returning

Fri, Dec 18, 2026•5 Day Trip

$721 USD

Returning

Tue, Dec 22, 2026•9 Day Trip

$652 USD

Returning

Wed, Dec 23, 2026•10 Day Trip

$652 USD

Returning

Fri, Dec 25, 2026•12 Day Trip

$700 USD

Returning

Sat, Dec 26, 2026•13 Day Trip

$750 USD