Air Canada na di flag kariɔ ɛn di big aylayn na Kanada bay saiz ɛn pasenja dɛn we dɛn de kɛr. Air Canada de kip in hedkwata na di boro na Saint-Laurent, Montreal, Quebec. Di aylayn we dɛn bin bil insay 1937, de gi scheduled ɛn chata ɛya transpɔt fɔ pasenja ɛn kago to 222 ples dɛn ɔlsay na di wɔl. Na wan fawndeshɔn mɛmba fɔ di Star Alliance.[9] Di men hab dɛm fɔ Air Canada na Toronto Pearson Intanɛshɔnal Aypɔt (YYZ), Vankuvɛ Intanɛshɔnal Aypɔt (YVR), ɛn Mɔntrial–Trudo Intanɛshɔnal Aypɔt (YUL).[10] Di aylayn in rijinal savis na Air Canada Express.
Di nashɔnal aylayn na Kanada kɔmɔt frɔm di we aw di Kanada fedaral gɔvmɛnt bin mek Trans-Kanada Ay Layn (TCA) insay 1936, we bigin fɔ yuz in fɔs transkɔntinɛntal flayt rod dɛn insay 1938. Insay 1965, dɛn chenj di nem to TCA na Air Canada afta di gɔvmɛnt bin gri fɔ am. Afta dɛn pul di rigyuleshɔn na di Kanada aylayn makit insay di 1980 dɛm, dɛn bin prayvetiz di aylayn insay 1988. Na 4 Janwari 2000, Air Canada tek ova in big rival, Kanada Aylayns. Insay 2003, di aylayn bin fayl fɔ bankruptcy protɛkshɔn ɛn insay di nɛks ia i kɔmɔt ɛn ɔganayz bak ɔnda di holdin kɔmni ACE Aviation Holdings Inc. Insay 2017, Air Canada bin flay 48 milyɔn pasenja dɛn, as di aylayn bin de sɛlibret in 80 ia anivesari.[11] Insay Ɔktoba 2021, di Gɔvmɛnt fɔ Kanada bin gɛt 6.4% pan di Air Canada, ɛn dɛn nɔ bin dɔn pul ɔda invɛstismɛnt.[12]
Air Canada gɛt wan flet fɔ Airbus A330, Boeing 777, ɛn Boeing 787 Dreamliner wayd-bɔdi ayrakt dɛn na lɔng-haul rod ɛn dɛn de yuz di Airbus A320 famili ayrakt dɛn (inklud di A319, A320, ɛn A321 variant dɛn), Boeing 737 MAX 8, ɛn Airbus A220-300 plen dɛn na shɔt-haul rod dɛn. Di divishɔn dɛn we di kyaria de ɔpreshɔn na Air Canada Cargo, Air Canada Express, Air Canada Jetz (prayvet jet chata), ɛn Air Canada Rouge (lɛzi aylayn). In sabsidiari, Air Canada Vacations, de gi vaykashun pakej to pas 90 ples dɛn. Tugeda wit in rijinal patna dɛm, di aylayn de ɔpreshɔn pan avɛj pas 1,613 scheduled flayt dɛm ɛvride.