London Heathrow (LHR) to Boston (BOS) flight deal in economy from $508

IcelandairFIIcelandair
Round Trip•Economy
United KingdomLHR

London Heathrow Airport

London Heathrow, United Kingdom
United StatesBOS

Logan International Airport

Boston, United States
$740 USD
-31%$508 USD
Verified 15 days ago
Limited Availability
14% of dates checked are available within 10% of the lowest price

Thursday, August 20th, 2026

4 round-trip options

Returning
Wed, Aug 26, 2026•6 Day Trip
$952 USD
Google Flights
Returning
Sun, Aug 30, 2026•10 Day Trip
$990 USD
Google Flights
Returning
Mon, Aug 31, 2026•11 Day Trip
$952 USD
Google Flights
Returning
Thu, Sep 3, 2026•14 Day Trip
$755 USD
Google Flights