Sept 18 (Reuters) - Sydney Airport Holdings Pty Ltd SYD.AX :
* AUGUST TOTAL PASSENGER TRAFFIC 129,000 PASSENGERS, DOWN 96.5%
* EXPECT DOWNTURN IN PASSENGER TRAFFIC TO PERSIST UNTIL GOVERNMENT TRAVEL RESTRICTIONS ARE EASED
* AUG INTERNATIONAL PASSENGERS 39,000, DOWN 97.2%; DOMESTIC PASSENGERS 91,000, DOWN 96.1%
* AUGUST DOMESTIC PASSENGERS TOTALLED 91,000, DOWN 96.1%