But there are growing concerns that the sheer number of options and lack of standards could complicate travel as airlines and governments move to adopt platforms that might not play well together.
American, Alaska and Iberia airlines, for example, are partnering with VeriFly. Emirates and Ethiad Airways are using the International Air Transport Association’s TravelPass on selected flights. United Airlines is working with CommonPass, a platform developed by a Swiss nonprofit called the Commons Project Foundation, on certain international flights but also has developed its own version integrated into its travel app.
Hawaii has developed its own version of a