London Heathrow (LHR) to Boston (BOS) flight deal in economy from $494

IcelandairFIIcelandair
Round Trip•Economy
United KingdomLHR

London Heathrow Airport

London Heathrow, United Kingdom
United StatesBOS

Logan International Airport

Boston, United States
$822 USD
-40%$494 USD
Verified about 22 hours ago
Limited Availability
11% of dates checked are available within 10% of the lowest price

Friday, September 18th, 2026

9 round-trip options

Returning
Wed, Sep 23, 2026•5 Day Trip
$649 USD
Google Flights
Returning
Thu, Sep 24, 2026•6 Day Trip
$649 USD
Google Flights
Returning
Fri, Sep 25, 2026•7 Day Trip
$689 USD
Google Flights
Returning
Sat, Sep 26, 2026•8 Day Trip
$689 USD
Google Flights
Returning
Sun, Sep 27, 2026•9 Day Trip
$689 USD
Google Flights
Returning
Mon, Sep 28, 2026•10 Day Trip
$649 USD
Google Flights
Returning
Tue, Sep 29, 2026•11 Day Trip
$649 USD
Google Flights
Returning
Wed, Sep 30, 2026•12 Day Trip
$853 USD
Google Flights
Returning
Fri, Oct 2, 2026•14 Day Trip
$891 USD
Google Flights