Core Viewpoint - The strike by over 10,000 flight attendants of Air Canada, which began on August 16, is due to unresolved disputes regarding salary and compensation calculation methods, and it is expected to last for 72 hours [2][4]. Group 1: Impact of the Strike - Air Canada has suspended all flights for both itself and its low-cost subsidiary, Air Canada Rouge, affecting approximately 130,000 passengers daily during the strike and flight suspension period [4]. - The strike has led to the cancellation of all flights between Canada and Asia, including routes to Shanghai, Beijing, and Hong Kong [4]. - The sudden suspension of Air Canada's flights has created tension in the Canada-China route, resulting in a surge in ticket prices [5]. Group 2: Market Response - Ticket prices for flights from Shanghai to Vancouver have significantly increased, with some requiring multiple layovers costing over 30,000 yuan, and direct flights being sold out [7]. - As of August 21, all tickets for the Beijing to Vancouver route on Air China are sold out, with only high-priced business class tickets available [9]. - Eastern Airlines' Shanghai to Vancouver route will not have economy class tickets available until August 25, and those available require connections with partner airlines [9]. Group 3: Airline Operations - Air Canada is the flag carrier of Canada, operating direct flights from Vancouver to major Chinese cities, and holds a unique position in the market due to air traffic rights limitations [5][8].

Core Viewpoint - Air Canada has announced a sudden suspension of all flights due to a strike by its flight attendants, impacting travel during the peak summer season [3]. Impact on China-Canada Routes - Air Canada's flight attendants began their strike on August 16, leading to a complete halt of operations, including the cancellation of all flights to and from China, Japan, and South Korea [6][7]. - The strike has caused a surge in ticket prices for alternative routes, with prices for flights from Shanghai to Vancouver exceeding 30,000 yuan for connecting flights and direct flights being sold out [7][8]. Slow Recovery of China-Canada Routes - The recovery of flight capacity between China and Canada has been slower compared to the US, with only 254 round-trip flights recorded in July 2025, representing 26.1% of pre-pandemic levels [11]. - Restrictions on the number of flights operated by mainland Chinese airlines to Canada have contributed to high ticket prices, with economy class tickets often exceeding 20,000 yuan [13]. - Although the Canadian Transportation Agency lifted some restrictions in October 2024, the current flight capacity has not yet reached pre-pandemic levels, which exceeded 70 flights per week [14].