Boeing 777 was heading for Seattle after setting out from London airport . BA Flight 49 was flying over again when flight declared an emergency . A problem with vibration in the cabin forced pilot to fly back to London . The plane which took off at midnight landed safely at Heathrow before 5 pm .
Boeing 777 was bound for Seattle after setting out from London Heathrow . BA Flight 49 was flying over Scotland when pilot declared an emergency . A problem with oxygen in the cabin forced pilot to turn back to London . The plane which took off at 2.30pm landed safely at Heathrow before 5pm .