American's next premium plans: Way more Flagship Suites, new (and improved) lounges

It's about to get a lot easier to book a flight featuring one of American Airlines' fancy new Flagship Suites.With brand-new planes coming and older ones getting makeovers, the the posh new business-class product will be on many more aircraft in the coming months — and years.American debuted its next-generation suites last year to plenty of fanfare. It was the airline's first premium seat with sliding privacy doors.But until now, you had to be pretty savvy to actually score a flight featuring the new suites.SEAN CUDAHY/THE POINTS GUYAs of today, AA's Flagship seats are only available on a small portion of its fleet:A handful of brand-new Boeing 787-9 DreamlinersA few long-range, single-aisle Airbus A321XLRsPlus, one Boeing 777-300ER that just got a total on-board makeover with the new seats.But there are a lot more planes still to come.Older planes to get new cabin (and suites)American has announced its new flagship cabin will get installed on nearly its entire long-haul fleet over the next few years.In fact, as it stands today there's only one type of twin-aisle jet American hasn't slated for a refresh: its Boeing 787-9 Dreamliners that got delivered prior to 2025.Reward your inbo...