London Heathrow (LHR) How do you transfer?

Qantas flights to/from Dubai and Australia arrive at and depart from Terminal 3. For connections from Terminal 3 to Terminals 1,2, 4 or 5: Follow the purple signs to Flight Connections. There is no need to collect your bags if they have been checked through to your onward destination. Take the connections bus to your next terminal. On arrival at your terminal proceed through Security. If you do not hold a boarding pass for your next flight, proceed to the Flight Connections desk. If you are holding a boarding pass for your next flight, proceed to the Departures area. Check the screen for your departure gate. Customs clearance will be completed at your final destination.