Diplomatic relations were established on 16 September 1975.
In Papua New Guinea, Canada is represented by the Canadian High Commission in Australia.
Papua New Guinea is represented in Canada by a High Commission in Washington, D.C., U.S.A. Papua New Guinea also has a consulate in Toronto.
Canada enjoys a close and friendly relationship with Papua New Guinea. Bilateral relations are cordial and enhanced by a shared membership in international organisations such as the Commonwealth, the Asia-Pacific Economic Cooperation and the United Nations. Canada and Papua New Guinea share interests with respect to fisheries and climate change and are both party to a number of international environmental and fisheries agreements such as the Kyoto Protocol, the United Nations Convention on the Law of the Sea and the United Nations Fish Stocks Agreement. Canada is also a Dialogue Partner of the Pacific Islands Forum to which Papua New Guinea belongs.
Papua New Guinea is inhabited by hundreds of indigenous groups who speak as many languages. The landscape is constituted mostly of mountains with lowlands and dense rainforests in costal areas, and it is surrounded by coral reefs.
With regard to development assistance, Canada supports community-based projects in Country through the Canada Fund for Local Initiatives administered by the Canadian High Commission in Australia. The country is also eligible for multilateral programs and others managed by the Canadian International Development Agency (CIDA).
Canada's trade relations with Country are managed by the Trade Commissioner Service at the Canadian High Commission in Australia. In 2010, Canada’s bilateral merchandise trade with Papua New Guinea totalled $42.0 million, with $40.3 million in exports and $1.6 million in imports. The main Canadian exports to PNG in 2010 involved aircrafts and machinery. Imports in 2010 from PNG comprised mainly of coffee, spices and tea.