The foreign affairs minister did not mention Donald Trump by name.
Sanctions against Belarusians are in the works, sources tell Reuters.
"That would not be in line with the discussion we have had so far and the resolve we have shown to stand up for justice for the families," Foreign Affairs Minister Francois-Philippe Champagne said.
Francois-Philippe Champagne says Canada has "a voice that is needed."
The pair allegedly fled their captors.
The foreign affairs minister says he remains focused on securing releases of Michael Kovrig and Michael Spavor.
The prime minister has said that Canada is standing by to assist China with containing the novel coronavirus.
The plane will stop to refuel in B.C. before heading to the Canadian Forces base in Trenton, Ont.
Foreign Affairs Minister Francois-Philippe Champagne told his Iranian counterpart that the boxes should go to France or Ukraine.
He also said the government is leading the group of nations pushing for access to the crash site.