The top American diplomat would return to Washington on January 18, two days before President-elect Donald Trump would be sworn in as the 45th President of the United States.
"On January 13, Kerry will meet in Hanoi, Vietnam with senior Vietnamese officials to discuss a range of bilateral and regional issues. Later that day, he will travel to Ho Chi Minh City for meetings with senior officials there. He will also deliver a speech on US-Vietnam relations," his spokesman John Kirby said.
"He will engage local experts on environmental issues affecting the region and ways we can partner with Vietnam to develop clean energy and sustainable infrastructure, smart water governance and ecosystem resource management," he said.
Kerry will then travel to Paris, on January 15to attend a conference on Middle East peace hosted by French President Francois Hollande.
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In London on January 15, Kerry will meet with British Foreign Secretary Boris Johnson and discuss the situation in Syria and other global and regional issues, Kirby said.
On January 17-18, Kerry will attend the World Economic Forum (WEF) Annual Meeting in Davos, Switzerland.