Categories Articles We ate lunch at United Airlines’ secret invitation-only restaurant and it takes airport food to a whole new level Post author By crystalg Post date September 18, 2017 Business Insider Feedburner Tags Airlines, Airport, Food, invitationonly, level, Lunch, restaurant, Secret, takes, United, Whole ← 5 Ways to Do Original Research Faster and More Cheaply → Republicans Demand Another Vote to Repeal the Affordable Care Act