QF has a large fleet of 744s that fly LAX-SYD/MEL/BNE, SFO-SYD, LHR-SIN-SYD/MEL, LHR-HKG-MEL, LHR-BKK-SYD, FRA-SIN-SYD, SYD-NRT (on good days
) and a few other routes. Outside of the US 744s are not so rare. Now 741/742/743s still in service are rare indeed.