from BED
https ://en.wikipedia.org/wiki/Hanscom_Field
to CYUL https ://en.wikipedia.org/wiki/Montr%C3%A9al%E2%80%93Pierre_Elliott_Trudeau_International_Airport
then CYUL to BED
Unless he went to the Island from canada.
The flight listed doesn't look like it went to the Island (at least through the logs.. unless they are fake)