The 2023 edition of the CarTrawler Yearbook of Ancillary Revenue by IdeaWorksCompany, released today, describes the 2022 ancillary revenue activities and results for 65 airlines and provides an assessment for the industry as a whole. This annual publication provides the best single source of information and intelligence on ancillary revenue, a la carte services, and commission-based travel products, for the world’s airline industry. Ancillary revenue for each airline is presented as total revenue, a percentage of airline revenue, and on a per passenger basis. The results reflect 2022 disclosed financial activity. The narrative for each airline features disclosures made in financial filings, investor presentations, historical results for 2019-2021, and information gathered from websites. The publication has 103 pages.