- (Adnkronos) – MONTREAL, Dec. 18, 2023 /PRNewswire/ — Plusgrade, the global leader powering ancillary revenue solutions for the travel industry, today announces a partnership with world-leading leisure airline Air Transat to enhance their passengers' journey. Plusgrade will power a new product that allows Air Transat passengers to purchase an upgrade to Club Class and enjoy maximum comfort in an exclusive cabin, gourmet meals and priority airport services. Air Transat Economy Class ticket holders now have