The Brand Finance Airlines 50 report is an annual ranking of the most valuable and strongest airline brands. The report was published in April 2019 and is based on Brand Finance's evaluation methodology. The report includes a brand value analysis, sector reputation analysis, and information on Brand Finance's services, including consulting, evaluation, and communications. The report is available for purchase on Brand Finance's website and can be accessed through their Brand Directory, which is the world's largest brand value database.