A British Airways flight BA67 from London (LHR) to Philadelphia (PHL) declared an emergency (squawk 7700) and returned to London due to a pressurisation issue.
The aircraft involved, Boeing 777-36N(ER), registration G-STBB, has one other record in our database at the time of publication.
Courtesy of Flightradar24.com
British Airways flight BA67 from London to Philadelphia declared emergency and returned to London due to pressurisation issue