Choosing between Air Canada and WestJet in 2026 depends on your destination and the type of experience you value. Air Canada is the premier "full-service" national carrier and a member of the Star Alliance, making it the better choice for international travelers who want access to a global network, lie-flat "Signature Class" seats on long-haul flights, and extensive lounge access through Aeroplan. They offer seatback entertainment on almost all aircraft and a more traditional "premium" feel. WestJet, once a low-cost carrier, has evolved into a high-quality "hybrid" airline. It is generally the preferred choice for travel within Western Canada (with a massive hub in Calgary) and for sun destinations. WestJet is often praised for having a more "friendly" and relaxed service culture compared to the more corporate Air Canada. While WestJet’s newer 787 Dreamliners offer a competitive business class, their regional fleet often relies on "bring your own device" for entertainment via Wi-Fi. If you are a frequent flyer looking for global perks and a robust loyalty program, Air Canada wins. If you are looking for direct regional flights and a potentially more personable service at a competitive price, WestJet is often the winner.