United's new 'Elevated' Dreamliner, Polaris suites coming to 4 more international routes

United Airlines is bringing its most premium planes to four more long-haul routes.This fall, the carrier will debut its Boeing 787-9 Dreamliner with the "Elevated" interior at Houston's George Bush Intercontinental Airport (IAH).This is the aircraft that has United's brand-new Polaris business-class suites with sliding privacy doors — and eight of the ultraluxe Polaris Studio suites.The whole cabin, though, offers a refresh from United's current long-haul fleet, and includes what the airline has deemed the largest economy seatback screens in the world.SEAN CUDAHY/THE POINTS GUYMore routes for United's new 'Elevated' DreamlinersCurrently, you'll only find the posh 787 on two long-haul routes: from San Francisco to Singapore and London.But with more of these high-end planes joining United's fleet with every passing month, the aircraft is about to make its first appearance at the carrier's Texas hub.It'll be phased onto routes to four different cities across four continents.SEAN CUDAHY/THE POINTS GUYStarting Oct. 24, United's new 787-9s will begin flying three routes out of Houston:IAH to Governor Andre Franco Montoro International Airport (GRU) in Sao PauloIAH to Narita International...