Sonesta International Hotels Corporation (Sonesta) today announced the debut of its unified loyalty program, Sonesta Travel Pass, and combined website, ushering in a new era for its six million members around the world. Following Sonesta’s acquisition of Red Lion Hotels Corporation, the updated Sonesta.com brings Sonesta’s brands, including Royal Sonesta, Sonesta Hotels & Resorts and Sonesta ES Suites, together with the Red Lion brands, including the eponymous Red Lion Hotel, Americas Best Value Inn and Signature Inn under one umbrella and into a centralized booking site.