Sydney Airport has reported a 16.8 per cent fall in international traffic in February on the same month last year, with passenger numbers from offshore falling by 250,000.

"Today’s announcement by Qantas demonstrates the significant and ongoing impact that the Coronavirus outbreak is having on Australia’s travel and tourism industry," Sydney Airport said in a statement.

"During February, travel across most nationality groups was impacted, with Chinese and South Korean nationals showing the greatest reduction, with 72.4 per cent and 34 per cent declines on the prior year."

The company also saw a fall in domestic numbers, with internal passenger numbers down 4.5 per cent to 2 million.