BRITISH Airways will operate Boeing 787-9 aircraft on one of its two daily London Heathrow-Washington Dulles flights effective 01 Jan 2018, replacing a Boeing 747-400 on the route.The above snippet is the first part of an article sent to subscribers in Travel Daily's issue from 30 Oct 17 To see the full story, see the embedded issue below or CLICK HERE to download Travel Daily from 30 Oct 17