http://www.newswire.ca/en/story/1086...hare-agreement
The official release includes the JFK-JNB flights on SAA
SAA will code share on Air Canada-operated flights between London and Vancouver, London and Toronto, and New York's John F. Kennedy International Airport and Toronto (including flights operated by Air Canada Express). Air Canada will in turn code share on SAA-operated services between London and Johannesburg, New York and Johannesburg, and Johannesburg and Cape Town.