Here is a deal for the early planner. Boston to London tickets on American, Delta and United and their alliance partners are priced from $480 to $524 round trip from November through end of schedule, currently Aug 17, 2017.
Check out these ticket prices $509-$524 with AA, DL and UA for peak summer season July 2017 round trip tickets Boston to London.
American Airlines Boston – London LHR (AA codeshares for British Airways operated nonstop flights)
$509.36 round trip Sunday July 9 – Tuesday July 18 (AA has one-stop tickets under $500 round trip).
Delta Airlines Boston – London LHR nonstop
$509.36 round trip Sunday July 9 – Monday July 17
United Airlines Boston BOS – Newark EWR – London LHR – Newark EWR – London LHR
$523.96 round trip Sat July 8 – Mon July 17 (Air Canada tickets are as low as $480 round trip).
These are the kinds of holiday gifts I would enjoy receiving.
Loyalty Traveler curated Airfare Deals and Google Flights and Kayak Explore tutorials.
