"It is possible I will meet Kerry or other ministers from the P5+1 group" of major powers engaged in nuclear talks with Iran, Mohammad Javad Zarif said.
Zarif met Kerry twice last week in Geneva and Paris as the two sides seek to speed up the negotiations to reach a comprehensive agreement on Iran's nuclear programme.
Iranian President Hassan Rouhani is also travelling to the Swiss ski resort to join world leaders at the annual gathering, which opens on Tuesday.
The negotiating teams from Iran and the six powers wrapped up their latest round of talks in Geneva on Sunday, setting the next round for early February.
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The European Union, which is the lead negotiator for the powers, said the talks had been "serious and useful".
Britain, China, France, Germany, Russia and the United States are seeking a lasting agreement to allay international concerns about Iran's nuclear ambitions in exchange for relief from crippling Western sanctions.