Frequent Flyer

Delta Blames Airfare Search Glitch On Web CompanyDelta Air Lines says a glitch that appeared to show different airfares to frequent fliers happened because it was trying out a new company to power flight searches on its website.
2 Same Flights, 2 Different Prices: Frequent Flyer DiscrepanciesMinnesota's largest airline is making changes after we uncovered frequent flyers were paying more for some plane tickets.