No, Star Alliance and oneworld are two distinct and competing global airline alliances. Star Alliance is the world’s largest, founded in 1997, and includes 26 member airlines such as United, Lufthansa, Air Canada, and Singapore Airlines. Its primary North American hub is United. oneworld, founded in 1999, is a slightly smaller but highly prestigious alliance including 13 member airlines like American Airlines, British Airways, Qantas, and Cathay Pacific. The main difference for travelers in 2026 lies in their "network footprint" and frequent flyer benefits. If you have "Star Alliance Gold" status, you get lounge access and priority boarding across all 26 partners. If you have "oneworld Emerald" or "Sapphire," you get similar perks across their network. They are competitors; you cannot use United miles to book a British Airways flight directly, nor can you use an American Airlines status to get into a Lufthansa lounge. Choosing between them usually depends on which "hub" airport you live near—for example, travelers in London or Dallas usually favor oneworld, while those in Frankfurt or Chicago often favor Star Alliance.