Holiday and Lloyd both scored on powerful volleys, and Abby Wambach scored her 162nd career international goal with delicate flick off the outside of her right foot that trickled into the corner. Christen Press scored in stoppage time for the final goal.
U.S. goal keeper Hope Solo made three big saves in the first half.
The win extends the Americans’ unbeaten streak to 36 games and pushed Sermanni’s record with the U.S. to 11-0-2 in his first year. Sermanni coached Australia, leading the Matildas to two World Cup appearances and an Asian Cup title, before taking over the U.S. job in late 2012.
The 2012 Olympic champion, the U.S. is unbeaten on home soil since 2004, a streak of 74 games.