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

Monday, August 17th, 2026

4 round-trip options

Returning
Sun, Aug 23, 2026•6 Day Trip
$1,318 USD
Google Flights
Returning
Thu, Aug 27, 2026•10 Day Trip
$1,278 USD
Google Flights
Returning
Fri, Aug 28, 2026•11 Day Trip
$1,318 USD
Google Flights
Returning
Mon, Aug 31, 2026•14 Day Trip
$1,278 USD
Google Flights